/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_5-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 14:57:29,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:57:29,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:57:29,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:57:29,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:57:29,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:57:29,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:57:29,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:57:29,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:57:29,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:57:29,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:57:29,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:57:29,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:57:29,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:57:29,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:57:29,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:57:29,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:57:29,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:57:29,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:57:29,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:57:29,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:57:29,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:57:29,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:57:29,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:57:29,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 14:57:29,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:57:29,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:57:29,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:57:29,379 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 14:57:29,402 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:57:29,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:57:29,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:57:29,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:57:29,405 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:57:29,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:57:29,406 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:57:29,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:57:29,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:57:29,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:57:29,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:57:29,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:57:29,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:57:29,408 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:57:29,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:57:29,408 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:57:29,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:57:29,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:57:29,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:57:29,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:57:29,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:57:29,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:57:29,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:57:29,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:57:29,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:57:29,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:57:29,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:57:29,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:57:29,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:57:29,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:57:29,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:57:29,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:57:29,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:57:29,713 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:57:29,713 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:57:29,715 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_5-1.c [2020-07-10 14:57:29,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c7aa6d8/eedf8381f8a546be9ebf0c9daafd8014/FLAG3028ba875 [2020-07-10 14:57:30,327 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:57:30,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_5-1.c [2020-07-10 14:57:30,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c7aa6d8/eedf8381f8a546be9ebf0c9daafd8014/FLAG3028ba875 [2020-07-10 14:57:30,754 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21c7aa6d8/eedf8381f8a546be9ebf0c9daafd8014 [2020-07-10 14:57:30,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:57:30,766 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:57:30,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:57:30,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:57:30,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:57:30,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:57:30" (1/1) ... [2020-07-10 14:57:30,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fc23956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:30, skipping insertion in model container [2020-07-10 14:57:30,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:57:30" (1/1) ... [2020-07-10 14:57:30,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:57:30,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:57:30,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:57:30,981 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:57:30,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:57:31,009 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:57:31,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31 WrapperNode [2020-07-10 14:57:31,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:57:31,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:57:31,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:57:31,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:57:31,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (1/1) ... [2020-07-10 14:57:31,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (1/1) ... [2020-07-10 14:57:31,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (1/1) ... [2020-07-10 14:57:31,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (1/1) ... [2020-07-10 14:57:31,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (1/1) ... [2020-07-10 14:57:31,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (1/1) ... [2020-07-10 14:57:31,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (1/1) ... [2020-07-10 14:57:31,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:57:31,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:57:31,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:57:31,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:57:31,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (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 14:57:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:57:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:57:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-10 14:57:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:57:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:57:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:57:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-10 14:57:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:57:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:57:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:57:31,446 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:57:31,446 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 14:57:31,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:57:31 BoogieIcfgContainer [2020-07-10 14:57:31,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:57:31,461 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:57:31,461 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:57:31,470 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:57:31,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:57:30" (1/3) ... [2020-07-10 14:57:31,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4553bfce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:57:31, skipping insertion in model container [2020-07-10 14:57:31,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:31" (2/3) ... [2020-07-10 14:57:31,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4553bfce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:57:31, skipping insertion in model container [2020-07-10 14:57:31,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:57:31" (3/3) ... [2020-07-10 14:57:31,490 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_5-1.c [2020-07-10 14:57:31,523 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:57:31,538 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:57:31,567 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:57:31,594 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:57:31,594 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:57:31,594 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:57:31,595 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:57:31,595 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:57:31,595 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:57:31,595 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:57:31,595 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:57:31,616 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-10 14:57:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-10 14:57:31,623 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:31,624 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:31,625 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:31,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:31,632 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-07-10 14:57:31,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:31,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443378830] [2020-07-10 14:57:31,643 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:31,834 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-10 14:57:31,835 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-10 14:57:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:31,893 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:31,894 INFO L280 TraceCheckUtils]: 1: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:31,896 INFO L280 TraceCheckUtils]: 2: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:31,899 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-10 14:57:31,900 INFO L263 TraceCheckUtils]: 0: Hoare triple {27#true} call ULTIMATE.init(); {27#true} is VALID [2020-07-10 14:57:31,900 INFO L280 TraceCheckUtils]: 1: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-10 14:57:31,901 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-10 14:57:31,901 INFO L263 TraceCheckUtils]: 3: Hoare triple {27#true} call #t~ret3 := main(); {27#true} is VALID [2020-07-10 14:57:31,903 INFO L280 TraceCheckUtils]: 4: Hoare triple {27#true} ~x~0 := 5; {31#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:31,903 INFO L263 TraceCheckUtils]: 5: Hoare triple {31#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {27#true} is VALID [2020-07-10 14:57:31,905 INFO L280 TraceCheckUtils]: 6: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:31,907 INFO L280 TraceCheckUtils]: 7: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:31,909 INFO L280 TraceCheckUtils]: 8: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:31,912 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-10 14:57:31,912 INFO L280 TraceCheckUtils]: 10: Hoare triple {28#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {28#false} is VALID [2020-07-10 14:57:31,913 INFO L280 TraceCheckUtils]: 11: Hoare triple {28#false} assume 5 != ~result~0; {28#false} is VALID [2020-07-10 14:57:31,913 INFO L280 TraceCheckUtils]: 12: Hoare triple {28#false} assume !false; {28#false} is VALID [2020-07-10 14:57:31,915 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 14:57:31,916 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443378830] [2020-07-10 14:57:31,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:57:31,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:57:31,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146527824] [2020-07-10 14:57:31,924 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:57:31,926 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:31,930 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:57:31,976 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 14:57:31,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:57:31,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:31,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:57:31,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:57:31,990 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-07-10 14:57:32,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:32,247 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-07-10 14:57:32,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:57:32,247 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:57:32,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:32,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:57:32,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:32,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:57:32,264 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-10 14:57:32,334 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 14:57:32,348 INFO L225 Difference]: With dead ends: 35 [2020-07-10 14:57:32,348 INFO L226 Difference]: Without dead ends: 21 [2020-07-10 14:57:32,352 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 14:57:32,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-10 14:57:32,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-10 14:57:32,402 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:32,402 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:32,403 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:32,403 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:32,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:32,410 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-10 14:57:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:32,411 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:32,411 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:32,412 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:32,412 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:32,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:32,417 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-10 14:57:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:32,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:32,419 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:32,419 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:32,419 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:32,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-10 14:57:32,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-10 14:57:32,425 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-07-10 14:57:32,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:32,425 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-10 14:57:32,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:57:32,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-10 14:57:32,427 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:32,427 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:32,428 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:57:32,428 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:32,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:32,429 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-07-10 14:57:32,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:32,429 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614106597] [2020-07-10 14:57:32,430 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,483 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-10 14:57:32,484 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-10 14:57:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,526 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:32,527 INFO L280 TraceCheckUtils]: 1: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:32,528 INFO L280 TraceCheckUtils]: 2: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:32,529 INFO L280 TraceCheckUtils]: 3: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:32,531 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-10 14:57:32,532 INFO L263 TraceCheckUtils]: 0: Hoare triple {156#true} call ULTIMATE.init(); {156#true} is VALID [2020-07-10 14:57:32,532 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-10 14:57:32,532 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-10 14:57:32,533 INFO L263 TraceCheckUtils]: 3: Hoare triple {156#true} call #t~ret3 := main(); {156#true} is VALID [2020-07-10 14:57:32,534 INFO L280 TraceCheckUtils]: 4: Hoare triple {156#true} ~x~0 := 5; {160#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:32,534 INFO L263 TraceCheckUtils]: 5: Hoare triple {160#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {156#true} is VALID [2020-07-10 14:57:32,535 INFO L280 TraceCheckUtils]: 6: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:32,536 INFO L280 TraceCheckUtils]: 7: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:32,538 INFO L280 TraceCheckUtils]: 8: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:32,538 INFO L280 TraceCheckUtils]: 9: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:32,540 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-10 14:57:32,541 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {157#false} is VALID [2020-07-10 14:57:32,541 INFO L280 TraceCheckUtils]: 12: Hoare triple {157#false} assume 5 != ~result~0; {157#false} is VALID [2020-07-10 14:57:32,542 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#false} assume !false; {157#false} is VALID [2020-07-10 14:57:32,543 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 14:57:32,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614106597] [2020-07-10 14:57:32,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:57:32,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:57:32,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433519496] [2020-07-10 14:57:32,546 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:57:32,547 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:32,547 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:57:32,579 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 14:57:32,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:57:32,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:32,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:57:32,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:57:32,580 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-07-10 14:57:32,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:32,739 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-07-10 14:57:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:57:32,739 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:57:32,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:32,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-10 14:57:32,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-10 14:57:32,747 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 29 transitions. [2020-07-10 14:57:32,789 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:32,791 INFO L225 Difference]: With dead ends: 27 [2020-07-10 14:57:32,792 INFO L226 Difference]: Without dead ends: 23 [2020-07-10 14:57:32,793 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 14:57:32,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-10 14:57:32,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-07-10 14:57:32,806 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:32,807 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 21 states. [2020-07-10 14:57:32,807 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 21 states. [2020-07-10 14:57:32,807 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 21 states. [2020-07-10 14:57:32,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:32,811 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-10 14:57:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-10 14:57:32,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:32,813 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:32,813 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 23 states. [2020-07-10 14:57:32,813 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 23 states. [2020-07-10 14:57:32,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:32,817 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-10 14:57:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-10 14:57:32,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:32,818 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:32,818 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:32,818 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:32,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-10 14:57:32,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-10 14:57:32,821 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-07-10 14:57:32,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:32,822 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-10 14:57:32,822 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:57:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:32,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-10 14:57:32,823 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:32,824 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:32,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:57:32,824 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:32,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:32,825 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-07-10 14:57:32,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:32,826 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8194955] [2020-07-10 14:57:32,826 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,884 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:32,884 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:57:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,976 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:32,978 INFO L280 TraceCheckUtils]: 1: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:32,979 INFO L280 TraceCheckUtils]: 2: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:32,980 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:57:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:32,991 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:32,991 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:32,992 INFO L280 TraceCheckUtils]: 2: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:32,992 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:57:32,992 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:32,997 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-10 14:57:32,998 INFO L280 TraceCheckUtils]: 2: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-10 14:57:32,998 INFO L263 TraceCheckUtils]: 3: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:57:32,999 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:33,000 INFO L280 TraceCheckUtils]: 5: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:33,001 INFO L280 TraceCheckUtils]: 6: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:33,002 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:57:33,003 INFO L280 TraceCheckUtils]: 8: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-10 14:57:33,003 INFO L263 TraceCheckUtils]: 9: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:57:33,003 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:33,004 INFO L280 TraceCheckUtils]: 11: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:33,004 INFO L280 TraceCheckUtils]: 12: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:33,004 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:57:33,005 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {283#false} is VALID [2020-07-10 14:57:33,005 INFO L280 TraceCheckUtils]: 15: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-10 14:57:33,005 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:57:33,007 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-10 14:57:33,007 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:33,007 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:57:33,008 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-10 14:57:33,009 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:33,009 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-10 14:57:33,009 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:33,010 INFO L280 TraceCheckUtils]: 7: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-10 14:57:33,011 INFO L280 TraceCheckUtils]: 8: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-10 14:57:33,012 INFO L263 TraceCheckUtils]: 9: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:57:33,012 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:33,013 INFO L280 TraceCheckUtils]: 11: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:33,014 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:33,015 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:57:33,016 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-10 14:57:33,016 INFO L263 TraceCheckUtils]: 15: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:57:33,016 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:33,017 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:33,017 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:33,017 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:57:33,018 INFO L280 TraceCheckUtils]: 20: Hoare triple {283#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {283#false} is VALID [2020-07-10 14:57:33,018 INFO L280 TraceCheckUtils]: 21: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-10 14:57:33,018 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:57:33,019 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-10 14:57:33,019 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 != ~result~0; {283#false} is VALID [2020-07-10 14:57:33,019 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-10 14:57:33,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-10 14:57:33,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8194955] [2020-07-10 14:57:33,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551081002] [2020-07-10 14:57:33,022 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 14:57:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:33,063 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:57:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:33,081 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:33,226 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-10 14:57:33,226 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:33,226 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:57:33,227 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-10 14:57:33,228 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:33,228 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-10 14:57:33,230 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:33,232 INFO L280 TraceCheckUtils]: 7: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:33,233 INFO L280 TraceCheckUtils]: 8: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:33,234 INFO L263 TraceCheckUtils]: 9: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:57:33,235 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:33,236 INFO L280 TraceCheckUtils]: 11: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:33,237 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:33,239 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {337#(<= |fibo_#in~n| fibo_~n)} #39#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:33,239 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |fibo_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:33,240 INFO L263 TraceCheckUtils]: 15: Hoare triple {359#(<= |fibo_#in~n| 1)} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:57:33,240 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:33,240 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:33,241 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:33,242 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {359#(<= |fibo_#in~n| 1)} #41#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:33,243 INFO L280 TraceCheckUtils]: 20: Hoare triple {359#(<= |fibo_#in~n| 1)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:33,244 INFO L280 TraceCheckUtils]: 21: Hoare triple {359#(<= |fibo_#in~n| 1)} assume true; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:33,245 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {359#(<= |fibo_#in~n| 1)} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:57:33,246 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-10 14:57:33,246 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 != ~result~0; {283#false} is VALID [2020-07-10 14:57:33,246 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-10 14:57:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-10 14:57:33,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:33,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2020-07-10 14:57:33,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177602624] [2020-07-10 14:57:33,250 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-10 14:57:33,250 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:33,251 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 14:57:33,298 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:33,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 14:57:33,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:33,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 14:57:33,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:57:33,300 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 9 states. [2020-07-10 14:57:33,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:33,675 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-07-10 14:57:33,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-10 14:57:33,676 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-10 14:57:33,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:33,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:57:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-10 14:57:33,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:57:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-10 14:57:33,684 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 46 transitions. [2020-07-10 14:57:33,751 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:33,754 INFO L225 Difference]: With dead ends: 38 [2020-07-10 14:57:33,754 INFO L226 Difference]: Without dead ends: 23 [2020-07-10 14:57:33,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:57:33,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-10 14:57:33,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-07-10 14:57:33,768 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:33,768 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:33,768 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:33,769 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:33,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:33,772 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-10 14:57:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:57:33,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:33,773 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:33,773 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:33,774 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:33,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:33,777 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-10 14:57:33,777 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:57:33,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:33,778 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:33,778 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:33,779 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-10 14:57:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-07-10 14:57:33,782 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-07-10 14:57:33,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:33,782 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-07-10 14:57:33,783 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 14:57:33,783 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:57:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-10 14:57:33,785 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:33,785 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:34,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-10 14:57:34,001 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:34,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:34,002 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-07-10 14:57:34,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:34,003 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135038770] [2020-07-10 14:57:34,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:34,091 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:34,091 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:57:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:34,167 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,168 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,168 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,169 INFO L280 TraceCheckUtils]: 3: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,171 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:34,179 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:34,180 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:34,180 INFO L280 TraceCheckUtils]: 2: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:34,182 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,183 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,184 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,184 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,185 INFO L263 TraceCheckUtils]: 3: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-10 14:57:34,185 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,186 INFO L280 TraceCheckUtils]: 5: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,187 INFO L280 TraceCheckUtils]: 6: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,188 INFO L280 TraceCheckUtils]: 7: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,189 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,190 INFO L280 TraceCheckUtils]: 9: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,191 INFO L263 TraceCheckUtils]: 10: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:57:34,191 INFO L280 TraceCheckUtils]: 11: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:34,191 INFO L280 TraceCheckUtils]: 12: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:34,191 INFO L280 TraceCheckUtils]: 13: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:34,193 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,193 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,194 INFO L280 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,196 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:57:34,196 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-10 14:57:34,197 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:34,197 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:57:34,197 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-10 14:57:34,198 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:34,199 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-10 14:57:34,200 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,200 INFO L280 TraceCheckUtils]: 7: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,201 INFO L280 TraceCheckUtils]: 8: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,201 INFO L263 TraceCheckUtils]: 9: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-10 14:57:34,202 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,203 INFO L280 TraceCheckUtils]: 11: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:34,204 INFO L280 TraceCheckUtils]: 12: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,204 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,206 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,207 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,207 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:57:34,207 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:34,208 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:34,208 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:34,209 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,210 INFO L280 TraceCheckUtils]: 21: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,211 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,212 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:57:34,212 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-10 14:57:34,213 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 != ~result~0; {532#false} is VALID [2020-07-10 14:57:34,213 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-10 14:57:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-10 14:57:34,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135038770] [2020-07-10 14:57:34,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463582844] [2020-07-10 14:57:34,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2020-07-10 14:57:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:34,241 INFO L264 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:34,251 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:34,339 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-10 14:57:34,340 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:34,340 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:57:34,340 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-10 14:57:34,341 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:34,341 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-10 14:57:34,342 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:34,343 INFO L280 TraceCheckUtils]: 7: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:34,343 INFO L280 TraceCheckUtils]: 8: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:34,344 INFO L263 TraceCheckUtils]: 9: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-10 14:57:34,345 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:34,345 INFO L280 TraceCheckUtils]: 11: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:34,346 INFO L280 TraceCheckUtils]: 12: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,347 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:34,348 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {587#(<= |fibo_#in~n| fibo_~n)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,349 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,349 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:57:34,350 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:34,350 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:34,350 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:34,351 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,352 INFO L280 TraceCheckUtils]: 21: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,353 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:34,354 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:57:34,355 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-10 14:57:34,355 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 != ~result~0; {532#false} is VALID [2020-07-10 14:57:34,355 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-10 14:57:34,356 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-10 14:57:34,357 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:34,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-10 14:57:34,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364463455] [2020-07-10 14:57:34,358 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-10 14:57:34,359 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:34,359 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-10 14:57:34,396 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:34,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-10 14:57:34,397 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:34,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-10 14:57:34,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-10 14:57:34,397 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-07-10 14:57:34,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:34,756 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-07-10 14:57:34,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-10 14:57:34,756 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-10 14:57:34,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:57:34,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-10 14:57:34,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:57:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-10 14:57:34,771 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 47 transitions. [2020-07-10 14:57:34,855 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:34,860 INFO L225 Difference]: With dead ends: 41 [2020-07-10 14:57:34,861 INFO L226 Difference]: Without dead ends: 37 [2020-07-10 14:57:34,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:57:34,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-10 14:57:34,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-10 14:57:34,883 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:34,884 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:34,884 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:34,884 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:34,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:34,889 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-10 14:57:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:57:34,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:34,890 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:34,890 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:34,891 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:34,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:34,894 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-10 14:57:34,895 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:57:34,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:34,896 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:34,896 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:34,896 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:34,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-10 14:57:34,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-10 14:57:34,900 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-07-10 14:57:34,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:34,900 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-10 14:57:34,900 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-10 14:57:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:57:34,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-10 14:57:34,902 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:34,902 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:35,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:35,116 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:35,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:35,117 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-07-10 14:57:35,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:35,118 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725311118] [2020-07-10 14:57:35,118 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,188 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,189 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:57:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,298 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:35,299 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:35,299 INFO L280 TraceCheckUtils]: 3: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,300 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,307 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,308 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:35,308 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,309 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,310 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,311 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:35,312 INFO L280 TraceCheckUtils]: 2: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,312 INFO L263 TraceCheckUtils]: 3: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:35,312 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,313 INFO L280 TraceCheckUtils]: 5: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:35,313 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:35,313 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,314 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,315 INFO L280 TraceCheckUtils]: 9: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,315 INFO L263 TraceCheckUtils]: 10: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:35,316 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,316 INFO L280 TraceCheckUtils]: 12: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:35,316 INFO L280 TraceCheckUtils]: 13: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,317 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,318 INFO L280 TraceCheckUtils]: 15: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,319 INFO L280 TraceCheckUtils]: 16: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,321 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,348 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,350 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:35,351 INFO L280 TraceCheckUtils]: 2: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:35,352 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:57:35,353 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,353 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:35,353 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-10 14:57:35,353 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:35,354 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,355 INFO L280 TraceCheckUtils]: 5: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:35,356 INFO L280 TraceCheckUtils]: 6: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,356 INFO L263 TraceCheckUtils]: 7: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:35,357 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,357 INFO L280 TraceCheckUtils]: 9: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:35,357 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:35,357 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,359 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,359 INFO L280 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,360 INFO L263 TraceCheckUtils]: 14: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:35,360 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,360 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:35,360 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,362 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,362 INFO L280 TraceCheckUtils]: 19: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,363 INFO L280 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,364 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:35,365 INFO L280 TraceCheckUtils]: 22: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:35,365 INFO L263 TraceCheckUtils]: 23: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:35,366 INFO L280 TraceCheckUtils]: 24: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,367 INFO L280 TraceCheckUtils]: 25: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:35,368 INFO L280 TraceCheckUtils]: 26: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:35,370 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:57:35,370 INFO L280 TraceCheckUtils]: 28: Hoare triple {830#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {830#false} is VALID [2020-07-10 14:57:35,371 INFO L280 TraceCheckUtils]: 29: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-10 14:57:35,371 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {830#false} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:57:35,373 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-10 14:57:35,373 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,374 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:57:35,374 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-10 14:57:35,375 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 5; {833#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:35,376 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-10 14:57:35,376 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,376 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:35,377 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-10 14:57:35,377 INFO L263 TraceCheckUtils]: 9: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:35,378 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,379 INFO L280 TraceCheckUtils]: 11: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:35,380 INFO L280 TraceCheckUtils]: 12: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,381 INFO L263 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:35,381 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,381 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:35,382 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:35,382 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,383 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,384 INFO L280 TraceCheckUtils]: 19: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,385 INFO L263 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:35,385 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,385 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:35,385 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,386 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,387 INFO L280 TraceCheckUtils]: 25: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,388 INFO L280 TraceCheckUtils]: 26: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,390 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:35,391 INFO L280 TraceCheckUtils]: 28: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:35,391 INFO L263 TraceCheckUtils]: 29: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:35,392 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:35,393 INFO L280 TraceCheckUtils]: 31: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:35,394 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:35,395 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:57:35,396 INFO L280 TraceCheckUtils]: 34: Hoare triple {830#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {830#false} is VALID [2020-07-10 14:57:35,396 INFO L280 TraceCheckUtils]: 35: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-10 14:57:35,396 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {830#false} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:57:35,397 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-10 14:57:35,397 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 5 != ~result~0; {830#false} is VALID [2020-07-10 14:57:35,397 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-10 14:57:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-10 14:57:35,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725311118] [2020-07-10 14:57:35,401 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069158339] [2020-07-10 14:57:35,401 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:35,445 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-10 14:57:35,446 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:35,447 INFO L264 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:57:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:35,485 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:35,647 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-10 14:57:35,648 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,648 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:57:35,648 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-10 14:57:35,649 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 5; {833#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:35,649 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-10 14:57:35,650 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,651 INFO L280 TraceCheckUtils]: 7: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,653 INFO L280 TraceCheckUtils]: 8: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,654 INFO L263 TraceCheckUtils]: 9: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:35,655 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,657 INFO L280 TraceCheckUtils]: 11: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,659 INFO L280 TraceCheckUtils]: 12: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,660 INFO L263 TraceCheckUtils]: 13: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:35,660 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,661 INFO L280 TraceCheckUtils]: 15: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:35,662 INFO L280 TraceCheckUtils]: 16: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:35,662 INFO L280 TraceCheckUtils]: 17: Hoare triple {953#(<= |fibo_#in~n| 1)} assume true; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:35,664 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {953#(<= |fibo_#in~n| 1)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:35,665 INFO L280 TraceCheckUtils]: 19: Hoare triple {960#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:35,665 INFO L263 TraceCheckUtils]: 20: Hoare triple {960#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:35,665 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,665 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:35,666 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,667 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {960#(<= |fibo_#in~n| 2)} #41#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:35,667 INFO L280 TraceCheckUtils]: 25: Hoare triple {960#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:35,668 INFO L280 TraceCheckUtils]: 26: Hoare triple {960#(<= |fibo_#in~n| 2)} assume true; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:35,669 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {960#(<= |fibo_#in~n| 2)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:35,670 INFO L280 TraceCheckUtils]: 28: Hoare triple {988#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:35,670 INFO L263 TraceCheckUtils]: 29: Hoare triple {988#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:35,670 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:35,671 INFO L280 TraceCheckUtils]: 31: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:35,671 INFO L280 TraceCheckUtils]: 32: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:35,672 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {829#true} {988#(<= |fibo_#in~n| 3)} #41#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:35,674 INFO L280 TraceCheckUtils]: 34: Hoare triple {988#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:35,676 INFO L280 TraceCheckUtils]: 35: Hoare triple {988#(<= |fibo_#in~n| 3)} assume true; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:35,677 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {988#(<= |fibo_#in~n| 3)} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:57:35,677 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-10 14:57:35,677 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 5 != ~result~0; {830#false} is VALID [2020-07-10 14:57:35,677 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-10 14:57:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-10 14:57:35,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:35,681 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2020-07-10 14:57:35,681 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293834201] [2020-07-10 14:57:35,682 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-10 14:57:35,683 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:35,683 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-10 14:57:35,747 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:35,748 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-10 14:57:35,748 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:35,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-10 14:57:35,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-10 14:57:35,749 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 12 states. [2020-07-10 14:57:36,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:36,481 INFO L93 Difference]: Finished difference Result 72 states and 109 transitions. [2020-07-10 14:57:36,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-10 14:57:36,481 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-10 14:57:36,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:36,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:57:36,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-10 14:57:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:57:36,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-10 14:57:36,492 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 76 transitions. [2020-07-10 14:57:36,600 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 14:57:36,602 INFO L225 Difference]: With dead ends: 72 [2020-07-10 14:57:36,603 INFO L226 Difference]: Without dead ends: 41 [2020-07-10 14:57:36,604 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-07-10 14:57:36,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-07-10 14:57:36,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-07-10 14:57:36,635 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:36,635 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:36,635 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:36,635 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:36,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:36,639 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-10 14:57:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:57:36,641 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:36,641 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:36,642 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:36,642 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:36,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:36,648 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-10 14:57:36,648 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:57:36,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:36,649 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:36,649 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:36,649 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:36,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-10 14:57:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2020-07-10 14:57:36,652 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 40 [2020-07-10 14:57:36,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:36,652 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2020-07-10 14:57:36,652 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-10 14:57:36,652 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:57:36,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-07-10 14:57:36,655 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:36,655 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:36,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:36,866 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:36,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:36,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 3 times [2020-07-10 14:57:36,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:36,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452178305] [2020-07-10 14:57:36,868 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:36,976 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:36,977 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:57:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,188 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,189 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,189 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,190 INFO L280 TraceCheckUtils]: 3: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,192 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,198 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,199 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,199 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,200 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,201 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,202 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,202 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,203 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,203 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,204 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,205 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,206 INFO L280 TraceCheckUtils]: 7: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,207 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,208 INFO L280 TraceCheckUtils]: 9: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,208 INFO L263 TraceCheckUtils]: 10: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,209 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,209 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,209 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,210 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,211 INFO L280 TraceCheckUtils]: 15: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,212 INFO L280 TraceCheckUtils]: 16: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,213 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,220 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,221 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,221 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,221 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,222 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,223 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,224 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,224 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,225 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,225 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,226 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,227 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,227 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,228 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,228 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,229 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,230 INFO L280 TraceCheckUtils]: 11: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,231 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,232 INFO L280 TraceCheckUtils]: 13: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,233 INFO L263 TraceCheckUtils]: 14: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,233 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,233 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,234 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,235 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,236 INFO L280 TraceCheckUtils]: 19: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,237 INFO L280 TraceCheckUtils]: 20: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,238 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,239 INFO L280 TraceCheckUtils]: 22: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,239 INFO L263 TraceCheckUtils]: 23: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,239 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,239 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,240 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,240 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,241 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,242 INFO L280 TraceCheckUtils]: 29: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,242 INFO L280 TraceCheckUtils]: 30: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,244 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,354 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,355 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,355 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,356 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,357 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,364 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,364 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,365 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,366 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,366 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,367 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:37,368 INFO L280 TraceCheckUtils]: 2: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,369 INFO L263 TraceCheckUtils]: 3: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,369 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,369 INFO L280 TraceCheckUtils]: 5: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,369 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,370 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,371 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,372 INFO L280 TraceCheckUtils]: 9: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,372 INFO L263 TraceCheckUtils]: 10: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,372 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,373 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,373 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,374 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,375 INFO L280 TraceCheckUtils]: 15: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,376 INFO L280 TraceCheckUtils]: 16: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,378 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,386 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,386 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,387 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,388 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,389 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,390 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,391 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,391 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,392 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,393 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:37,394 INFO L280 TraceCheckUtils]: 6: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,395 INFO L263 TraceCheckUtils]: 7: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,395 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,395 INFO L280 TraceCheckUtils]: 9: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,396 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,396 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,397 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,398 INFO L280 TraceCheckUtils]: 13: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,398 INFO L263 TraceCheckUtils]: 14: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,398 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,399 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,399 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,400 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,401 INFO L280 TraceCheckUtils]: 19: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,402 INFO L280 TraceCheckUtils]: 20: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,404 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,405 INFO L280 TraceCheckUtils]: 22: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,405 INFO L263 TraceCheckUtils]: 23: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,405 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,406 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,406 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,406 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,407 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,408 INFO L280 TraceCheckUtils]: 29: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,409 INFO L280 TraceCheckUtils]: 30: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,410 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:57:37,414 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,414 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,414 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:37,415 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,416 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,417 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,417 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,418 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,418 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,419 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,420 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,420 INFO L263 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,421 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,422 INFO L280 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,422 INFO L280 TraceCheckUtils]: 14: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,423 INFO L280 TraceCheckUtils]: 15: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,425 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,426 INFO L280 TraceCheckUtils]: 17: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,426 INFO L263 TraceCheckUtils]: 18: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,426 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,426 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,427 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,428 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,429 INFO L280 TraceCheckUtils]: 23: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,429 INFO L280 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,431 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,432 INFO L280 TraceCheckUtils]: 26: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,432 INFO L263 TraceCheckUtils]: 27: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,432 INFO L280 TraceCheckUtils]: 28: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,433 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,433 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,433 INFO L280 TraceCheckUtils]: 31: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,435 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,435 INFO L280 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,436 INFO L280 TraceCheckUtils]: 34: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,438 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:37,451 INFO L280 TraceCheckUtils]: 36: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:37,452 INFO L263 TraceCheckUtils]: 37: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,452 INFO L280 TraceCheckUtils]: 38: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,453 INFO L280 TraceCheckUtils]: 39: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,454 INFO L280 TraceCheckUtils]: 40: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,454 INFO L263 TraceCheckUtils]: 41: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,455 INFO L280 TraceCheckUtils]: 42: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,456 INFO L280 TraceCheckUtils]: 43: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:37,457 INFO L280 TraceCheckUtils]: 44: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,457 INFO L263 TraceCheckUtils]: 45: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,457 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,458 INFO L280 TraceCheckUtils]: 47: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,458 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,458 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,460 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,462 INFO L280 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,462 INFO L263 TraceCheckUtils]: 52: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,463 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,463 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,463 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,464 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,465 INFO L280 TraceCheckUtils]: 57: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,466 INFO L280 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,467 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,468 INFO L280 TraceCheckUtils]: 60: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,468 INFO L263 TraceCheckUtils]: 61: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,468 INFO L280 TraceCheckUtils]: 62: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,469 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,469 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,469 INFO L280 TraceCheckUtils]: 65: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,482 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,484 INFO L280 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,486 INFO L280 TraceCheckUtils]: 68: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,488 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:57:37,489 INFO L280 TraceCheckUtils]: 70: Hoare triple {1270#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1270#false} is VALID [2020-07-10 14:57:37,489 INFO L280 TraceCheckUtils]: 71: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-10 14:57:37,489 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1270#false} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:57:37,496 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-10 14:57:37,496 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,497 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:57:37,497 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-10 14:57:37,498 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 5; {1273#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:37,498 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-10 14:57:37,498 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,498 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,499 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:37,499 INFO L263 TraceCheckUtils]: 9: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,499 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,500 INFO L280 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,501 INFO L280 TraceCheckUtils]: 12: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,501 INFO L263 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,501 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,502 INFO L280 TraceCheckUtils]: 15: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,502 INFO L280 TraceCheckUtils]: 16: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,502 INFO L263 TraceCheckUtils]: 17: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,503 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,505 INFO L280 TraceCheckUtils]: 19: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,506 INFO L280 TraceCheckUtils]: 20: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,507 INFO L280 TraceCheckUtils]: 21: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,508 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,508 INFO L280 TraceCheckUtils]: 23: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,508 INFO L263 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,508 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,508 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,509 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,509 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,510 INFO L280 TraceCheckUtils]: 29: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,510 INFO L280 TraceCheckUtils]: 30: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:37,511 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,511 INFO L280 TraceCheckUtils]: 32: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,511 INFO L263 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,512 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,512 INFO L280 TraceCheckUtils]: 35: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,512 INFO L280 TraceCheckUtils]: 36: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,512 INFO L280 TraceCheckUtils]: 37: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,515 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,517 INFO L280 TraceCheckUtils]: 39: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,518 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,519 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:37,519 INFO L280 TraceCheckUtils]: 42: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:37,519 INFO L263 TraceCheckUtils]: 43: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,520 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,520 INFO L280 TraceCheckUtils]: 45: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,520 INFO L280 TraceCheckUtils]: 46: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,521 INFO L263 TraceCheckUtils]: 47: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,521 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,522 INFO L280 TraceCheckUtils]: 49: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:37,522 INFO L280 TraceCheckUtils]: 50: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,522 INFO L263 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,522 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,523 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,523 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,523 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,523 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,524 INFO L280 TraceCheckUtils]: 57: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,524 INFO L263 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,524 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,524 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,524 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,525 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,525 INFO L280 TraceCheckUtils]: 63: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,526 INFO L280 TraceCheckUtils]: 64: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,527 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,528 INFO L280 TraceCheckUtils]: 66: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,528 INFO L263 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,528 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,528 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,528 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,529 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,530 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,533 INFO L280 TraceCheckUtils]: 73: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,541 INFO L280 TraceCheckUtils]: 74: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:37,542 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:57:37,542 INFO L280 TraceCheckUtils]: 76: Hoare triple {1270#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1270#false} is VALID [2020-07-10 14:57:37,543 INFO L280 TraceCheckUtils]: 77: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-10 14:57:37,543 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1270#false} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:57:37,543 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-10 14:57:37,543 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 5 != ~result~0; {1270#false} is VALID [2020-07-10 14:57:37,543 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-10 14:57:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-07-10 14:57:37,551 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452178305] [2020-07-10 14:57:37,551 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159435128] [2020-07-10 14:57:37,551 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 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 14:57:37,608 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2020-07-10 14:57:37,608 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:37,609 INFO L264 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:57:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:37,646 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:37,845 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-10 14:57:37,845 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,846 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:57:37,846 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-10 14:57:37,846 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 5; {1273#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:37,847 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-10 14:57:37,847 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,848 INFO L280 TraceCheckUtils]: 7: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,849 INFO L280 TraceCheckUtils]: 8: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,849 INFO L263 TraceCheckUtils]: 9: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,850 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,850 INFO L280 TraceCheckUtils]: 11: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,851 INFO L280 TraceCheckUtils]: 12: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,851 INFO L263 TraceCheckUtils]: 13: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,851 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,851 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,852 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:37,852 INFO L263 TraceCheckUtils]: 17: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,852 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,852 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,852 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,852 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,853 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:57:37,853 INFO L280 TraceCheckUtils]: 23: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:57:37,853 INFO L263 TraceCheckUtils]: 24: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,853 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,854 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,854 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,854 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:57:37,854 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1269#true} is VALID [2020-07-10 14:57:37,854 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,860 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1269#true} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,861 INFO L280 TraceCheckUtils]: 32: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,861 INFO L263 TraceCheckUtils]: 33: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,861 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,862 INFO L280 TraceCheckUtils]: 35: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:37,864 INFO L280 TraceCheckUtils]: 36: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,864 INFO L280 TraceCheckUtils]: 37: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:37,865 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1504#(<= |fibo_#in~n| fibo_~n)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,866 INFO L280 TraceCheckUtils]: 39: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,866 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:37,867 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:37,868 INFO L280 TraceCheckUtils]: 42: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:37,868 INFO L263 TraceCheckUtils]: 43: Hoare triple {1610#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,868 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,869 INFO L280 TraceCheckUtils]: 45: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,869 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:37,869 INFO L263 TraceCheckUtils]: 47: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,869 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,870 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,870 INFO L280 TraceCheckUtils]: 50: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:37,870 INFO L263 TraceCheckUtils]: 51: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:37,870 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,871 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,871 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,871 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,871 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:57:37,872 INFO L280 TraceCheckUtils]: 57: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:57:37,872 INFO L263 TraceCheckUtils]: 58: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,872 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,873 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:37,873 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,873 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:57:37,873 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1269#true} is VALID [2020-07-10 14:57:37,873 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,874 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:57:37,874 INFO L280 TraceCheckUtils]: 66: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:57:37,874 INFO L263 TraceCheckUtils]: 67: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:37,874 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:37,874 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:37,875 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:37,875 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,875 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:57:37,875 INFO L280 TraceCheckUtils]: 73: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1269#true} is VALID [2020-07-10 14:57:37,875 INFO L280 TraceCheckUtils]: 74: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:37,876 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1269#true} {1610#(<= |fibo_#in~n| 4)} #41#return; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:37,877 INFO L280 TraceCheckUtils]: 76: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:37,877 INFO L280 TraceCheckUtils]: 77: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume true; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:37,878 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1610#(<= |fibo_#in~n| 4)} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:57:37,878 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-10 14:57:37,879 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 5 != ~result~0; {1270#false} is VALID [2020-07-10 14:57:37,879 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-10 14:57:37,883 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 41 proven. 82 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2020-07-10 14:57:37,884 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:37,884 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 13 [2020-07-10 14:57:37,884 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060048368] [2020-07-10 14:57:37,885 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-10 14:57:37,900 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:37,900 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-10 14:57:37,994 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:37,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-10 14:57:37,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:37,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-10 14:57:37,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:57:37,995 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 13 states. [2020-07-10 14:57:38,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:38,879 INFO L93 Difference]: Finished difference Result 89 states and 132 transitions. [2020-07-10 14:57:38,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-10 14:57:38,879 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-10 14:57:38,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:57:38,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-10 14:57:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:57:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-10 14:57:38,888 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 95 transitions. [2020-07-10 14:57:39,010 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:39,016 INFO L225 Difference]: With dead ends: 89 [2020-07-10 14:57:39,017 INFO L226 Difference]: Without dead ends: 57 [2020-07-10 14:57:39,018 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2020-07-10 14:57:39,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-10 14:57:39,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-07-10 14:57:39,058 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:39,058 INFO L82 GeneralOperation]: Start isEquivalent. First operand 57 states. Second operand 54 states. [2020-07-10 14:57:39,059 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 54 states. [2020-07-10 14:57:39,059 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 54 states. [2020-07-10 14:57:39,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:39,063 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions. [2020-07-10 14:57:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2020-07-10 14:57:39,064 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:39,064 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:39,064 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 57 states. [2020-07-10 14:57:39,064 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 57 states. [2020-07-10 14:57:39,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:39,068 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions. [2020-07-10 14:57:39,068 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2020-07-10 14:57:39,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:39,069 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:39,069 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:39,069 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:39,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-10 14:57:39,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-07-10 14:57:39,073 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 82 [2020-07-10 14:57:39,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:39,074 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-07-10 14:57:39,074 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-10 14:57:39,074 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-07-10 14:57:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-10 14:57:39,076 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:39,076 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:39,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:39,292 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:39,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:39,293 INFO L82 PathProgramCache]: Analyzing trace with hash -2068257585, now seen corresponding path program 4 times [2020-07-10 14:57:39,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:39,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635707068] [2020-07-10 14:57:39,294 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,369 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,370 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-10 14:57:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,549 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,550 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,551 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,552 INFO L280 TraceCheckUtils]: 3: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,553 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,558 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,558 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,559 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,560 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,561 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,561 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,562 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,562 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,563 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,563 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,564 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,564 INFO L280 TraceCheckUtils]: 7: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,566 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,567 INFO L280 TraceCheckUtils]: 9: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,567 INFO L263 TraceCheckUtils]: 10: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,567 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,567 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,568 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,569 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,569 INFO L280 TraceCheckUtils]: 15: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,570 INFO L280 TraceCheckUtils]: 16: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,571 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,577 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,577 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,578 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,578 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,579 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,580 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,580 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,581 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,581 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,582 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,582 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,583 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,583 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,583 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,584 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,585 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,585 INFO L280 TraceCheckUtils]: 11: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,587 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,587 INFO L280 TraceCheckUtils]: 13: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,588 INFO L263 TraceCheckUtils]: 14: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,588 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,588 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,588 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,589 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,590 INFO L280 TraceCheckUtils]: 19: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,590 INFO L280 TraceCheckUtils]: 20: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,592 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,592 INFO L280 TraceCheckUtils]: 22: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,593 INFO L263 TraceCheckUtils]: 23: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,593 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,593 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,593 INFO L280 TraceCheckUtils]: 26: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,594 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,595 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,595 INFO L280 TraceCheckUtils]: 29: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,596 INFO L280 TraceCheckUtils]: 30: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,597 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,611 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,612 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,612 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,612 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:39,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,616 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,617 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,617 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,617 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:39,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,618 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,618 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:39,618 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,618 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,619 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,619 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,619 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,619 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:39,619 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:39,620 INFO L263 TraceCheckUtils]: 10: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,620 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,620 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,620 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,621 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:39,621 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:39,621 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,622 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:39,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,624 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,625 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,625 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,626 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,627 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,627 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,627 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,628 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,629 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,629 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,630 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,630 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,631 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,632 INFO L280 TraceCheckUtils]: 14: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,633 INFO L280 TraceCheckUtils]: 15: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:39,634 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,635 INFO L280 TraceCheckUtils]: 17: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,635 INFO L263 TraceCheckUtils]: 18: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,636 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,636 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,636 INFO L280 TraceCheckUtils]: 21: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,637 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,638 INFO L280 TraceCheckUtils]: 23: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,639 INFO L280 TraceCheckUtils]: 24: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:39,641 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,642 INFO L280 TraceCheckUtils]: 26: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,642 INFO L263 TraceCheckUtils]: 27: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,642 INFO L280 TraceCheckUtils]: 28: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,643 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,643 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,643 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,645 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,645 INFO L280 TraceCheckUtils]: 33: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,646 INFO L280 TraceCheckUtils]: 34: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:39,648 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:39,649 INFO L280 TraceCheckUtils]: 36: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:39,649 INFO L263 TraceCheckUtils]: 37: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,649 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,650 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,650 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:39,650 INFO L263 TraceCheckUtils]: 41: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,650 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,651 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,651 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,651 INFO L280 TraceCheckUtils]: 45: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,651 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:39,652 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:39,652 INFO L263 TraceCheckUtils]: 48: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,652 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,652 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,653 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,653 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:39,653 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:39,653 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,655 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:39,656 INFO L280 TraceCheckUtils]: 56: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:39,656 INFO L280 TraceCheckUtils]: 57: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:39,658 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,875 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,876 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,876 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,878 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,884 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,884 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,885 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,886 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,887 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,888 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,889 INFO L280 TraceCheckUtils]: 2: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,889 INFO L263 TraceCheckUtils]: 3: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,890 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,890 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,890 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,890 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,892 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,892 INFO L280 TraceCheckUtils]: 9: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,893 INFO L263 TraceCheckUtils]: 10: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,893 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,893 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,893 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,895 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,895 INFO L280 TraceCheckUtils]: 15: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,896 INFO L280 TraceCheckUtils]: 16: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,897 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,908 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,908 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,909 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,909 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,911 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,912 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,912 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,913 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,913 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,914 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,916 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,916 INFO L280 TraceCheckUtils]: 6: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,917 INFO L263 TraceCheckUtils]: 7: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,917 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,917 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,918 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,918 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,920 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,921 INFO L280 TraceCheckUtils]: 13: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,921 INFO L263 TraceCheckUtils]: 14: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,921 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,922 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,922 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,924 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,925 INFO L280 TraceCheckUtils]: 19: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,925 INFO L280 TraceCheckUtils]: 20: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,927 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,927 INFO L280 TraceCheckUtils]: 22: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,928 INFO L263 TraceCheckUtils]: 23: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,928 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,928 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,929 INFO L280 TraceCheckUtils]: 26: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,929 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,930 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,931 INFO L280 TraceCheckUtils]: 29: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,931 INFO L280 TraceCheckUtils]: 30: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,933 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,953 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,954 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,954 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,954 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,955 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:39,959 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,960 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,960 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,961 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:39,961 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,961 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,962 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:39,962 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,962 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,963 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,963 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,963 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,963 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:39,964 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:39,964 INFO L263 TraceCheckUtils]: 10: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,964 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,964 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,965 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,965 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:39,965 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:39,965 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,967 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,968 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,968 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,969 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,969 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,970 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,970 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,971 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,971 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,972 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,973 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,973 INFO L280 TraceCheckUtils]: 10: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,973 INFO L263 TraceCheckUtils]: 11: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,974 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,974 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,974 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,974 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,976 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,977 INFO L280 TraceCheckUtils]: 17: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,977 INFO L263 TraceCheckUtils]: 18: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,978 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,978 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,978 INFO L280 TraceCheckUtils]: 21: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,979 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,980 INFO L280 TraceCheckUtils]: 23: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,981 INFO L280 TraceCheckUtils]: 24: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,983 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,984 INFO L280 TraceCheckUtils]: 26: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,984 INFO L263 TraceCheckUtils]: 27: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,984 INFO L280 TraceCheckUtils]: 28: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,985 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,985 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,985 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,986 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,987 INFO L280 TraceCheckUtils]: 33: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,988 INFO L280 TraceCheckUtils]: 34: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,990 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,991 INFO L280 TraceCheckUtils]: 36: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,991 INFO L263 TraceCheckUtils]: 37: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,992 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,992 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,993 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:39,993 INFO L263 TraceCheckUtils]: 41: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:39,993 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,994 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:39,994 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:39,995 INFO L280 TraceCheckUtils]: 45: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,995 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:39,995 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:39,996 INFO L263 TraceCheckUtils]: 48: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:39,996 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:39,996 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:39,997 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,997 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:39,997 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:39,997 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:39,999 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:39,999 INFO L280 TraceCheckUtils]: 56: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,000 INFO L280 TraceCheckUtils]: 57: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,002 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:40,011 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,011 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,011 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,012 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,013 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,013 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,014 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,014 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,015 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,015 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,016 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,016 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,016 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,017 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,017 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,018 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,018 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,019 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,019 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,020 INFO L280 TraceCheckUtils]: 14: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,020 INFO L263 TraceCheckUtils]: 15: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,020 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,020 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,021 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,021 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,022 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,022 INFO L280 TraceCheckUtils]: 21: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,023 INFO L263 TraceCheckUtils]: 22: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,023 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,023 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,023 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,024 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,025 INFO L280 TraceCheckUtils]: 27: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,025 INFO L280 TraceCheckUtils]: 28: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,027 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,027 INFO L280 TraceCheckUtils]: 30: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,027 INFO L263 TraceCheckUtils]: 31: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,028 INFO L280 TraceCheckUtils]: 32: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,028 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,028 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,028 INFO L280 TraceCheckUtils]: 35: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,029 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,030 INFO L280 TraceCheckUtils]: 37: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,031 INFO L280 TraceCheckUtils]: 38: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,032 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,033 INFO L280 TraceCheckUtils]: 40: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,033 INFO L263 TraceCheckUtils]: 41: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,033 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,034 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,034 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,034 INFO L263 TraceCheckUtils]: 45: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,034 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,035 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,035 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,035 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,035 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,036 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,036 INFO L263 TraceCheckUtils]: 52: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,036 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,036 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,037 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,037 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,037 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,037 INFO L280 TraceCheckUtils]: 58: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,039 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,039 INFO L280 TraceCheckUtils]: 60: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,040 INFO L280 TraceCheckUtils]: 61: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,042 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,042 INFO L280 TraceCheckUtils]: 63: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,043 INFO L263 TraceCheckUtils]: 64: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,043 INFO L280 TraceCheckUtils]: 65: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,043 INFO L280 TraceCheckUtils]: 66: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,044 INFO L280 TraceCheckUtils]: 67: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,044 INFO L280 TraceCheckUtils]: 68: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,045 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,046 INFO L280 TraceCheckUtils]: 70: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,046 INFO L280 TraceCheckUtils]: 71: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,048 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-10 14:57:40,054 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,055 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,055 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,055 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,056 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,057 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,058 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,058 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,059 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,059 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,060 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,060 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,061 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,062 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,062 INFO L280 TraceCheckUtils]: 14: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,063 INFO L263 TraceCheckUtils]: 15: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,063 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,064 INFO L280 TraceCheckUtils]: 17: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,065 INFO L280 TraceCheckUtils]: 18: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:40,066 INFO L280 TraceCheckUtils]: 19: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:40,067 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,068 INFO L280 TraceCheckUtils]: 21: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,068 INFO L263 TraceCheckUtils]: 22: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,068 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,069 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,069 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,070 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,071 INFO L280 TraceCheckUtils]: 27: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,071 INFO L280 TraceCheckUtils]: 28: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,073 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,073 INFO L280 TraceCheckUtils]: 30: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,074 INFO L263 TraceCheckUtils]: 31: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,074 INFO L280 TraceCheckUtils]: 32: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,074 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,074 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,074 INFO L280 TraceCheckUtils]: 35: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,075 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,076 INFO L280 TraceCheckUtils]: 37: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,077 INFO L280 TraceCheckUtils]: 38: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,078 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,078 INFO L280 TraceCheckUtils]: 40: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,079 INFO L263 TraceCheckUtils]: 41: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,079 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,079 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,079 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,079 INFO L263 TraceCheckUtils]: 45: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,080 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,080 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,080 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,080 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,081 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,081 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,081 INFO L263 TraceCheckUtils]: 52: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,081 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,081 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,082 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,082 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,082 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,082 INFO L280 TraceCheckUtils]: 58: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,083 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,084 INFO L280 TraceCheckUtils]: 60: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,085 INFO L280 TraceCheckUtils]: 61: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,086 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:40,087 INFO L280 TraceCheckUtils]: 63: Hoare triple {2254#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:40,087 INFO L263 TraceCheckUtils]: 64: Hoare triple {2254#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,088 INFO L280 TraceCheckUtils]: 65: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,088 INFO L280 TraceCheckUtils]: 66: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,089 INFO L280 TraceCheckUtils]: 67: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,089 INFO L263 TraceCheckUtils]: 68: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,090 INFO L280 TraceCheckUtils]: 69: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,090 INFO L280 TraceCheckUtils]: 70: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,091 INFO L280 TraceCheckUtils]: 71: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,091 INFO L263 TraceCheckUtils]: 72: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,092 INFO L280 TraceCheckUtils]: 73: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,092 INFO L280 TraceCheckUtils]: 74: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,093 INFO L280 TraceCheckUtils]: 75: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,093 INFO L263 TraceCheckUtils]: 76: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,094 INFO L280 TraceCheckUtils]: 77: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,095 INFO L280 TraceCheckUtils]: 78: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,096 INFO L280 TraceCheckUtils]: 79: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,096 INFO L263 TraceCheckUtils]: 80: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,096 INFO L280 TraceCheckUtils]: 81: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,096 INFO L280 TraceCheckUtils]: 82: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,097 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,097 INFO L280 TraceCheckUtils]: 84: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,098 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,099 INFO L280 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,099 INFO L263 TraceCheckUtils]: 87: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,099 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,099 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,100 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,101 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,101 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,102 INFO L280 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,103 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,104 INFO L280 TraceCheckUtils]: 95: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,104 INFO L263 TraceCheckUtils]: 96: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,105 INFO L280 TraceCheckUtils]: 97: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,105 INFO L280 TraceCheckUtils]: 98: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,105 INFO L280 TraceCheckUtils]: 99: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,105 INFO L280 TraceCheckUtils]: 100: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,107 INFO L275 TraceCheckUtils]: 101: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,107 INFO L280 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,108 INFO L280 TraceCheckUtils]: 103: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,109 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,110 INFO L280 TraceCheckUtils]: 105: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,110 INFO L263 TraceCheckUtils]: 106: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,111 INFO L280 TraceCheckUtils]: 107: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,111 INFO L280 TraceCheckUtils]: 108: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,111 INFO L280 TraceCheckUtils]: 109: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,111 INFO L263 TraceCheckUtils]: 110: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,112 INFO L280 TraceCheckUtils]: 111: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,112 INFO L280 TraceCheckUtils]: 112: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,112 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,112 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,113 INFO L275 TraceCheckUtils]: 115: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,113 INFO L280 TraceCheckUtils]: 116: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,113 INFO L263 TraceCheckUtils]: 117: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,113 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,114 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,114 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,114 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,114 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,115 INFO L280 TraceCheckUtils]: 123: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,116 INFO L275 TraceCheckUtils]: 124: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,116 INFO L280 TraceCheckUtils]: 125: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,117 INFO L280 TraceCheckUtils]: 126: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,119 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,119 INFO L280 TraceCheckUtils]: 128: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,120 INFO L263 TraceCheckUtils]: 129: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,120 INFO L280 TraceCheckUtils]: 130: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,120 INFO L280 TraceCheckUtils]: 131: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,120 INFO L280 TraceCheckUtils]: 132: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,121 INFO L280 TraceCheckUtils]: 133: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,122 INFO L275 TraceCheckUtils]: 134: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,123 INFO L280 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,123 INFO L280 TraceCheckUtils]: 136: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,125 INFO L275 TraceCheckUtils]: 137: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-10 14:57:40,125 INFO L280 TraceCheckUtils]: 138: Hoare triple {2050#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2050#false} is VALID [2020-07-10 14:57:40,126 INFO L280 TraceCheckUtils]: 139: Hoare triple {2050#false} assume true; {2050#false} is VALID [2020-07-10 14:57:40,126 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2050#false} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-10 14:57:40,148 INFO L263 TraceCheckUtils]: 0: Hoare triple {2049#true} call ULTIMATE.init(); {2049#true} is VALID [2020-07-10 14:57:40,148 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,149 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-10 14:57:40,149 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret3 := main(); {2049#true} is VALID [2020-07-10 14:57:40,150 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~x~0 := 5; {2053#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:40,150 INFO L263 TraceCheckUtils]: 5: Hoare triple {2053#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2049#true} is VALID [2020-07-10 14:57:40,150 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,151 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,151 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,151 INFO L263 TraceCheckUtils]: 9: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,154 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,155 INFO L280 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,156 INFO L280 TraceCheckUtils]: 12: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,156 INFO L263 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,156 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,157 INFO L280 TraceCheckUtils]: 15: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,158 INFO L280 TraceCheckUtils]: 16: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,158 INFO L263 TraceCheckUtils]: 17: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,158 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,159 INFO L280 TraceCheckUtils]: 19: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,159 INFO L280 TraceCheckUtils]: 20: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,160 INFO L263 TraceCheckUtils]: 21: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,160 INFO L280 TraceCheckUtils]: 22: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,161 INFO L280 TraceCheckUtils]: 23: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,161 INFO L280 TraceCheckUtils]: 24: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:40,162 INFO L280 TraceCheckUtils]: 25: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:40,163 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,164 INFO L280 TraceCheckUtils]: 27: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,164 INFO L263 TraceCheckUtils]: 28: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,164 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,165 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,165 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,166 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,166 INFO L280 TraceCheckUtils]: 33: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,167 INFO L280 TraceCheckUtils]: 34: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:40,168 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,169 INFO L280 TraceCheckUtils]: 36: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,170 INFO L263 TraceCheckUtils]: 37: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,170 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,170 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,170 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,170 INFO L280 TraceCheckUtils]: 41: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,171 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,172 INFO L280 TraceCheckUtils]: 43: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,172 INFO L280 TraceCheckUtils]: 44: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:40,174 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,174 INFO L280 TraceCheckUtils]: 46: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,174 INFO L263 TraceCheckUtils]: 47: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,175 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,175 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,175 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,175 INFO L263 TraceCheckUtils]: 51: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,175 INFO L280 TraceCheckUtils]: 52: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,175 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,176 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,176 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,176 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,176 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,176 INFO L263 TraceCheckUtils]: 58: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,177 INFO L280 TraceCheckUtils]: 59: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,177 INFO L280 TraceCheckUtils]: 60: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,177 INFO L280 TraceCheckUtils]: 61: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,177 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,177 INFO L280 TraceCheckUtils]: 63: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,177 INFO L280 TraceCheckUtils]: 64: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,179 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,179 INFO L280 TraceCheckUtils]: 66: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,180 INFO L280 TraceCheckUtils]: 67: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:40,181 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:40,181 INFO L280 TraceCheckUtils]: 69: Hoare triple {2254#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:40,182 INFO L263 TraceCheckUtils]: 70: Hoare triple {2254#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,182 INFO L280 TraceCheckUtils]: 71: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,183 INFO L280 TraceCheckUtils]: 72: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,183 INFO L280 TraceCheckUtils]: 73: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,183 INFO L263 TraceCheckUtils]: 74: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,184 INFO L280 TraceCheckUtils]: 75: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,184 INFO L280 TraceCheckUtils]: 76: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,185 INFO L280 TraceCheckUtils]: 77: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,185 INFO L263 TraceCheckUtils]: 78: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,186 INFO L280 TraceCheckUtils]: 79: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,186 INFO L280 TraceCheckUtils]: 80: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,187 INFO L280 TraceCheckUtils]: 81: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,187 INFO L263 TraceCheckUtils]: 82: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,187 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,188 INFO L280 TraceCheckUtils]: 84: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,189 INFO L280 TraceCheckUtils]: 85: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,189 INFO L263 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,189 INFO L280 TraceCheckUtils]: 87: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,189 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,189 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,190 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,190 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,191 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,191 INFO L263 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,191 INFO L280 TraceCheckUtils]: 94: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,192 INFO L280 TraceCheckUtils]: 95: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,192 INFO L280 TraceCheckUtils]: 96: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,193 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,193 INFO L280 TraceCheckUtils]: 98: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,194 INFO L280 TraceCheckUtils]: 99: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,195 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,196 INFO L280 TraceCheckUtils]: 101: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,196 INFO L263 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,196 INFO L280 TraceCheckUtils]: 103: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,196 INFO L280 TraceCheckUtils]: 104: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,196 INFO L280 TraceCheckUtils]: 105: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,197 INFO L280 TraceCheckUtils]: 106: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,197 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,198 INFO L280 TraceCheckUtils]: 108: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,199 INFO L280 TraceCheckUtils]: 109: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,200 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,200 INFO L280 TraceCheckUtils]: 111: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,201 INFO L263 TraceCheckUtils]: 112: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,201 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,201 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,201 INFO L280 TraceCheckUtils]: 115: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,201 INFO L263 TraceCheckUtils]: 116: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,202 INFO L280 TraceCheckUtils]: 117: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,202 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,202 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,202 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,202 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,202 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,203 INFO L263 TraceCheckUtils]: 123: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,203 INFO L280 TraceCheckUtils]: 124: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,203 INFO L280 TraceCheckUtils]: 125: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,203 INFO L280 TraceCheckUtils]: 126: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,203 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,204 INFO L280 TraceCheckUtils]: 128: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,204 INFO L280 TraceCheckUtils]: 129: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,205 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,205 INFO L280 TraceCheckUtils]: 131: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,206 INFO L280 TraceCheckUtils]: 132: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,207 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,208 INFO L280 TraceCheckUtils]: 134: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,208 INFO L263 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,208 INFO L280 TraceCheckUtils]: 136: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,208 INFO L280 TraceCheckUtils]: 137: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,209 INFO L280 TraceCheckUtils]: 138: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,209 INFO L280 TraceCheckUtils]: 139: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,210 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,210 INFO L280 TraceCheckUtils]: 141: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,211 INFO L280 TraceCheckUtils]: 142: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,212 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-10 14:57:40,212 INFO L280 TraceCheckUtils]: 144: Hoare triple {2050#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2050#false} is VALID [2020-07-10 14:57:40,212 INFO L280 TraceCheckUtils]: 145: Hoare triple {2050#false} assume true; {2050#false} is VALID [2020-07-10 14:57:40,212 INFO L275 TraceCheckUtils]: 146: Hoare quadruple {2050#false} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-10 14:57:40,213 INFO L280 TraceCheckUtils]: 147: Hoare triple {2050#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2050#false} is VALID [2020-07-10 14:57:40,213 INFO L280 TraceCheckUtils]: 148: Hoare triple {2050#false} assume 5 != ~result~0; {2050#false} is VALID [2020-07-10 14:57:40,213 INFO L280 TraceCheckUtils]: 149: Hoare triple {2050#false} assume !false; {2050#false} is VALID [2020-07-10 14:57:40,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 249 proven. 381 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2020-07-10 14:57:40,233 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635707068] [2020-07-10 14:57:40,233 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141210399] [2020-07-10 14:57:40,234 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST 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 14:57:40,312 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-10 14:57:40,312 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:40,315 INFO L264 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-10 14:57:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:40,367 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:40,633 INFO L263 TraceCheckUtils]: 0: Hoare triple {2049#true} call ULTIMATE.init(); {2049#true} is VALID [2020-07-10 14:57:40,633 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-10 14:57:40,634 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret3 := main(); {2049#true} is VALID [2020-07-10 14:57:40,634 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~x~0 := 5; {2053#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:40,635 INFO L263 TraceCheckUtils]: 5: Hoare triple {2053#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2049#true} is VALID [2020-07-10 14:57:40,637 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,637 INFO L280 TraceCheckUtils]: 7: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,638 INFO L280 TraceCheckUtils]: 8: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,638 INFO L263 TraceCheckUtils]: 9: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,638 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,638 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,638 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,639 INFO L263 TraceCheckUtils]: 13: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,639 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,639 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,639 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,639 INFO L263 TraceCheckUtils]: 17: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,639 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,639 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,640 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,640 INFO L263 TraceCheckUtils]: 21: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,640 INFO L280 TraceCheckUtils]: 22: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,640 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,640 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,641 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,641 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,641 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,641 INFO L263 TraceCheckUtils]: 28: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,641 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,642 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,642 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,642 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,642 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,642 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,643 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,643 INFO L280 TraceCheckUtils]: 36: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,643 INFO L263 TraceCheckUtils]: 37: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,643 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,643 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,644 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,644 INFO L280 TraceCheckUtils]: 41: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,644 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,644 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,644 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,645 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,645 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,645 INFO L263 TraceCheckUtils]: 47: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,645 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,645 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,646 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,646 INFO L263 TraceCheckUtils]: 51: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,646 INFO L280 TraceCheckUtils]: 52: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,646 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,646 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,646 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,647 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,647 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,647 INFO L263 TraceCheckUtils]: 58: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,647 INFO L280 TraceCheckUtils]: 59: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,647 INFO L280 TraceCheckUtils]: 60: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,648 INFO L280 TraceCheckUtils]: 61: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,648 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,648 INFO L280 TraceCheckUtils]: 63: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,648 INFO L280 TraceCheckUtils]: 64: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,648 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,649 INFO L280 TraceCheckUtils]: 66: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,649 INFO L280 TraceCheckUtils]: 67: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,650 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2049#true} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,650 INFO L280 TraceCheckUtils]: 69: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,650 INFO L263 TraceCheckUtils]: 70: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,651 INFO L280 TraceCheckUtils]: 71: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,652 INFO L280 TraceCheckUtils]: 72: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,652 INFO L280 TraceCheckUtils]: 73: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,652 INFO L263 TraceCheckUtils]: 74: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,653 INFO L280 TraceCheckUtils]: 75: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,653 INFO L280 TraceCheckUtils]: 76: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,654 INFO L280 TraceCheckUtils]: 77: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,654 INFO L263 TraceCheckUtils]: 78: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,655 INFO L280 TraceCheckUtils]: 79: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,655 INFO L280 TraceCheckUtils]: 80: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,656 INFO L280 TraceCheckUtils]: 81: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,656 INFO L263 TraceCheckUtils]: 82: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,656 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,657 INFO L280 TraceCheckUtils]: 84: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,658 INFO L280 TraceCheckUtils]: 85: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,658 INFO L263 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,658 INFO L280 TraceCheckUtils]: 87: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,658 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,658 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,659 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,659 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,660 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,660 INFO L263 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,660 INFO L280 TraceCheckUtils]: 94: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,660 INFO L280 TraceCheckUtils]: 95: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,661 INFO L280 TraceCheckUtils]: 96: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,661 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,662 INFO L280 TraceCheckUtils]: 98: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,662 INFO L280 TraceCheckUtils]: 99: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,663 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,664 INFO L280 TraceCheckUtils]: 101: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,664 INFO L263 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,664 INFO L280 TraceCheckUtils]: 103: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,664 INFO L280 TraceCheckUtils]: 104: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,665 INFO L280 TraceCheckUtils]: 105: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,665 INFO L280 TraceCheckUtils]: 106: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,665 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,666 INFO L280 TraceCheckUtils]: 108: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,666 INFO L280 TraceCheckUtils]: 109: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,668 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,668 INFO L280 TraceCheckUtils]: 111: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,668 INFO L263 TraceCheckUtils]: 112: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,668 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,669 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,669 INFO L280 TraceCheckUtils]: 115: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:40,669 INFO L263 TraceCheckUtils]: 116: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:40,669 INFO L280 TraceCheckUtils]: 117: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,669 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,669 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,670 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,670 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:40,670 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:40,670 INFO L263 TraceCheckUtils]: 123: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,670 INFO L280 TraceCheckUtils]: 124: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,671 INFO L280 TraceCheckUtils]: 125: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:40,671 INFO L280 TraceCheckUtils]: 126: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,671 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:40,671 INFO L280 TraceCheckUtils]: 128: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2049#true} is VALID [2020-07-10 14:57:40,671 INFO L280 TraceCheckUtils]: 129: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,672 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,673 INFO L280 TraceCheckUtils]: 131: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,673 INFO L280 TraceCheckUtils]: 132: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,674 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,675 INFO L280 TraceCheckUtils]: 134: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,675 INFO L263 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:40,675 INFO L280 TraceCheckUtils]: 136: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:40,675 INFO L280 TraceCheckUtils]: 137: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:40,675 INFO L280 TraceCheckUtils]: 138: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:40,676 INFO L280 TraceCheckUtils]: 139: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:40,676 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,677 INFO L280 TraceCheckUtils]: 141: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,677 INFO L280 TraceCheckUtils]: 142: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,678 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #41#return; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,679 INFO L280 TraceCheckUtils]: 144: Hoare triple {3016#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,679 INFO L280 TraceCheckUtils]: 145: Hoare triple {3016#(<= 6 |fibo_#in~n|)} assume true; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:40,680 INFO L275 TraceCheckUtils]: 146: Hoare quadruple {3016#(<= 6 |fibo_#in~n|)} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-10 14:57:40,680 INFO L280 TraceCheckUtils]: 147: Hoare triple {2050#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2050#false} is VALID [2020-07-10 14:57:40,681 INFO L280 TraceCheckUtils]: 148: Hoare triple {2050#false} assume 5 != ~result~0; {2050#false} is VALID [2020-07-10 14:57:40,681 INFO L280 TraceCheckUtils]: 149: Hoare triple {2050#false} assume !false; {2050#false} is VALID [2020-07-10 14:57:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 327 proven. 131 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2020-07-10 14:57:40,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:40,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 15 [2020-07-10 14:57:40,696 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577533942] [2020-07-10 14:57:40,697 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-07-10 14:57:41,404 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:41,405 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-10 14:57:41,528 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 14:57:41,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-10 14:57:41,529 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:41,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-10 14:57:41,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2020-07-10 14:57:41,529 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 15 states. [2020-07-10 14:57:43,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:43,201 INFO L93 Difference]: Finished difference Result 124 states and 219 transitions. [2020-07-10 14:57:43,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-07-10 14:57:43,201 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-07-10 14:57:43,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:43,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:43,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 140 transitions. [2020-07-10 14:57:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:43,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 140 transitions. [2020-07-10 14:57:43,214 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 140 transitions. [2020-07-10 14:57:43,428 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:43,432 INFO L225 Difference]: With dead ends: 124 [2020-07-10 14:57:43,432 INFO L226 Difference]: Without dead ends: 70 [2020-07-10 14:57:43,434 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=225, Invalid=767, Unknown=0, NotChecked=0, Total=992 [2020-07-10 14:57:43,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-07-10 14:57:43,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 63. [2020-07-10 14:57:43,481 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:43,481 INFO L82 GeneralOperation]: Start isEquivalent. First operand 70 states. Second operand 63 states. [2020-07-10 14:57:43,481 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 63 states. [2020-07-10 14:57:43,482 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 63 states. [2020-07-10 14:57:43,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:43,486 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-10 14:57:43,486 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-10 14:57:43,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:43,487 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:43,487 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 70 states. [2020-07-10 14:57:43,488 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 70 states. [2020-07-10 14:57:43,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:43,492 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-10 14:57:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-10 14:57:43,493 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:43,494 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:43,494 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:43,494 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-10 14:57:43,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 76 transitions. [2020-07-10 14:57:43,512 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 76 transitions. Word has length 150 [2020-07-10 14:57:43,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:43,512 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 76 transitions. [2020-07-10 14:57:43,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-10 14:57:43,512 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2020-07-10 14:57:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-10 14:57:43,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:43,515 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:43,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-10 14:57:43,730 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:43,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:43,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1200034344, now seen corresponding path program 5 times [2020-07-10 14:57:43,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:43,732 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315121437] [2020-07-10 14:57:43,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:43,820 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} assume true; {3457#true} is VALID [2020-07-10 14:57:43,820 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3457#true} {3457#true} #33#return; {3457#true} is VALID [2020-07-10 14:57:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,154 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,154 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,156 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,156 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,157 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,190 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,191 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,191 INFO L280 TraceCheckUtils]: 2: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,193 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,193 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,193 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,193 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,194 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,194 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,194 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,196 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,196 INFO L280 TraceCheckUtils]: 7: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,198 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,199 INFO L280 TraceCheckUtils]: 9: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,199 INFO L263 TraceCheckUtils]: 10: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,199 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,200 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,200 INFO L280 TraceCheckUtils]: 13: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,202 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,203 INFO L280 TraceCheckUtils]: 15: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,203 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,204 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,214 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,214 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,216 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,216 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,218 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,218 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,219 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,219 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,219 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,220 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,220 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,220 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,220 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,221 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,221 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,222 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,223 INFO L280 TraceCheckUtils]: 11: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,224 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,225 INFO L280 TraceCheckUtils]: 13: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,225 INFO L263 TraceCheckUtils]: 14: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,225 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,226 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,227 INFO L280 TraceCheckUtils]: 17: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,229 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,230 INFO L280 TraceCheckUtils]: 19: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,231 INFO L280 TraceCheckUtils]: 20: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,232 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,233 INFO L280 TraceCheckUtils]: 22: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,233 INFO L263 TraceCheckUtils]: 23: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,233 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,234 INFO L280 TraceCheckUtils]: 25: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,234 INFO L280 TraceCheckUtils]: 26: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,235 INFO L280 TraceCheckUtils]: 27: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,237 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,238 INFO L280 TraceCheckUtils]: 29: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,239 INFO L280 TraceCheckUtils]: 30: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,240 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,274 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,275 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,276 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,277 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,278 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,289 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,290 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,291 INFO L280 TraceCheckUtils]: 2: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,293 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,293 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,293 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,294 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,294 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,294 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,294 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,295 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,296 INFO L280 TraceCheckUtils]: 7: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,297 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,298 INFO L280 TraceCheckUtils]: 9: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,298 INFO L263 TraceCheckUtils]: 10: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,299 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,299 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,301 INFO L280 TraceCheckUtils]: 13: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,302 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,303 INFO L280 TraceCheckUtils]: 15: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,304 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,305 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-10 14:57:44,306 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,306 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,306 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,307 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,307 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,307 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,307 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,307 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,308 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,308 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,308 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,308 INFO L263 TraceCheckUtils]: 11: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,308 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,309 INFO L280 TraceCheckUtils]: 13: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,310 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,310 INFO L280 TraceCheckUtils]: 15: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,311 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,312 INFO L280 TraceCheckUtils]: 17: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,312 INFO L263 TraceCheckUtils]: 18: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,312 INFO L280 TraceCheckUtils]: 19: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,313 INFO L280 TraceCheckUtils]: 20: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,314 INFO L280 TraceCheckUtils]: 21: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,315 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,316 INFO L280 TraceCheckUtils]: 23: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,317 INFO L280 TraceCheckUtils]: 24: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,318 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,319 INFO L280 TraceCheckUtils]: 26: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,319 INFO L263 TraceCheckUtils]: 27: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,320 INFO L280 TraceCheckUtils]: 28: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,320 INFO L280 TraceCheckUtils]: 29: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,320 INFO L280 TraceCheckUtils]: 30: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,321 INFO L280 TraceCheckUtils]: 31: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,322 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,323 INFO L280 TraceCheckUtils]: 33: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,324 INFO L280 TraceCheckUtils]: 34: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,325 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:44,325 INFO L280 TraceCheckUtils]: 36: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:44,326 INFO L263 TraceCheckUtils]: 37: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,326 INFO L280 TraceCheckUtils]: 38: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,326 INFO L280 TraceCheckUtils]: 39: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,326 INFO L280 TraceCheckUtils]: 40: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,326 INFO L263 TraceCheckUtils]: 41: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,327 INFO L280 TraceCheckUtils]: 42: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,327 INFO L280 TraceCheckUtils]: 43: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,328 INFO L280 TraceCheckUtils]: 44: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,328 INFO L280 TraceCheckUtils]: 45: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,329 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,330 INFO L280 TraceCheckUtils]: 47: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,330 INFO L263 TraceCheckUtils]: 48: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,330 INFO L280 TraceCheckUtils]: 49: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,331 INFO L280 TraceCheckUtils]: 50: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,331 INFO L280 TraceCheckUtils]: 51: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,333 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,333 INFO L280 TraceCheckUtils]: 53: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,334 INFO L280 TraceCheckUtils]: 54: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,335 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-10 14:57:44,336 INFO L280 TraceCheckUtils]: 56: Hoare triple {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:44,337 INFO L280 TraceCheckUtils]: 57: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:44,338 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-10 14:57:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,393 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,393 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,394 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,394 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,395 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,406 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,407 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,408 INFO L280 TraceCheckUtils]: 2: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,413 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,413 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,413 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,414 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,414 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,414 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,414 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,417 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,418 INFO L280 TraceCheckUtils]: 7: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,419 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,420 INFO L280 TraceCheckUtils]: 9: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,420 INFO L263 TraceCheckUtils]: 10: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,420 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,421 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,422 INFO L280 TraceCheckUtils]: 13: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,423 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,424 INFO L280 TraceCheckUtils]: 15: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,425 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,426 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,436 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,436 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,437 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,438 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,439 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,440 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,440 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,440 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,440 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,441 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,441 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,441 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,441 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,441 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,442 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,442 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,443 INFO L280 TraceCheckUtils]: 11: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,444 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,445 INFO L280 TraceCheckUtils]: 13: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,445 INFO L263 TraceCheckUtils]: 14: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,446 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,447 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,447 INFO L280 TraceCheckUtils]: 17: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,449 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,450 INFO L280 TraceCheckUtils]: 19: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,451 INFO L280 TraceCheckUtils]: 20: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,453 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,453 INFO L280 TraceCheckUtils]: 22: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,454 INFO L263 TraceCheckUtils]: 23: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,454 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,454 INFO L280 TraceCheckUtils]: 25: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,455 INFO L280 TraceCheckUtils]: 26: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,456 INFO L280 TraceCheckUtils]: 27: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,457 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,459 INFO L280 TraceCheckUtils]: 29: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,459 INFO L280 TraceCheckUtils]: 30: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,461 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-10 14:57:44,463 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,463 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,463 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,463 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,464 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,464 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,464 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,464 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,464 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,465 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,465 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,465 INFO L263 TraceCheckUtils]: 11: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,465 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,465 INFO L280 TraceCheckUtils]: 13: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,466 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,466 INFO L263 TraceCheckUtils]: 15: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,466 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,466 INFO L280 TraceCheckUtils]: 17: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,467 INFO L280 TraceCheckUtils]: 18: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,468 INFO L280 TraceCheckUtils]: 19: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,469 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,469 INFO L280 TraceCheckUtils]: 21: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,470 INFO L263 TraceCheckUtils]: 22: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,470 INFO L280 TraceCheckUtils]: 23: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,470 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,471 INFO L280 TraceCheckUtils]: 25: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,473 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,474 INFO L280 TraceCheckUtils]: 27: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,474 INFO L280 TraceCheckUtils]: 28: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,475 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,476 INFO L280 TraceCheckUtils]: 30: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,476 INFO L263 TraceCheckUtils]: 31: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,476 INFO L280 TraceCheckUtils]: 32: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,477 INFO L280 TraceCheckUtils]: 33: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,477 INFO L280 TraceCheckUtils]: 34: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,478 INFO L280 TraceCheckUtils]: 35: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,479 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,481 INFO L280 TraceCheckUtils]: 37: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,481 INFO L280 TraceCheckUtils]: 38: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,482 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:44,483 INFO L280 TraceCheckUtils]: 40: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:44,483 INFO L263 TraceCheckUtils]: 41: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,484 INFO L280 TraceCheckUtils]: 42: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,484 INFO L280 TraceCheckUtils]: 43: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,484 INFO L280 TraceCheckUtils]: 44: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,484 INFO L263 TraceCheckUtils]: 45: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,484 INFO L280 TraceCheckUtils]: 46: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,485 INFO L280 TraceCheckUtils]: 47: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,485 INFO L280 TraceCheckUtils]: 48: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,486 INFO L280 TraceCheckUtils]: 49: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,487 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,488 INFO L280 TraceCheckUtils]: 51: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,488 INFO L263 TraceCheckUtils]: 52: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,488 INFO L280 TraceCheckUtils]: 53: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,489 INFO L280 TraceCheckUtils]: 54: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,490 INFO L280 TraceCheckUtils]: 55: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,491 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,493 INFO L280 TraceCheckUtils]: 57: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,494 INFO L280 TraceCheckUtils]: 58: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,495 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-10 14:57:44,497 INFO L280 TraceCheckUtils]: 60: Hoare triple {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:44,498 INFO L280 TraceCheckUtils]: 61: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:44,499 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-10 14:57:44,500 INFO L280 TraceCheckUtils]: 63: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-10 14:57:44,500 INFO L263 TraceCheckUtils]: 64: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,500 INFO L280 TraceCheckUtils]: 65: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,500 INFO L280 TraceCheckUtils]: 66: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,501 INFO L280 TraceCheckUtils]: 67: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,501 INFO L263 TraceCheckUtils]: 68: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,501 INFO L280 TraceCheckUtils]: 69: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,501 INFO L280 TraceCheckUtils]: 70: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,501 INFO L280 TraceCheckUtils]: 71: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,502 INFO L263 TraceCheckUtils]: 72: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,502 INFO L280 TraceCheckUtils]: 73: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,502 INFO L280 TraceCheckUtils]: 74: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,503 INFO L280 TraceCheckUtils]: 75: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,504 INFO L280 TraceCheckUtils]: 76: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,505 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,506 INFO L280 TraceCheckUtils]: 78: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,506 INFO L263 TraceCheckUtils]: 79: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,507 INFO L280 TraceCheckUtils]: 80: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,507 INFO L280 TraceCheckUtils]: 81: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,508 INFO L280 TraceCheckUtils]: 82: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,509 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,510 INFO L280 TraceCheckUtils]: 84: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,511 INFO L280 TraceCheckUtils]: 85: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,512 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,513 INFO L280 TraceCheckUtils]: 87: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,513 INFO L263 TraceCheckUtils]: 88: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,513 INFO L280 TraceCheckUtils]: 89: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,513 INFO L280 TraceCheckUtils]: 90: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,514 INFO L280 TraceCheckUtils]: 91: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,514 INFO L280 TraceCheckUtils]: 92: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,516 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,518 INFO L280 TraceCheckUtils]: 94: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,518 INFO L280 TraceCheckUtils]: 95: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,520 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-10 14:57:44,521 INFO L280 TraceCheckUtils]: 97: Hoare triple {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-10 14:57:44,522 INFO L280 TraceCheckUtils]: 98: Hoare triple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-10 14:57:44,523 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3457#true} #37#return; {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-10 14:57:44,538 INFO L263 TraceCheckUtils]: 0: Hoare triple {3457#true} call ULTIMATE.init(); {3457#true} is VALID [2020-07-10 14:57:44,538 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume true; {3457#true} is VALID [2020-07-10 14:57:44,539 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3457#true} {3457#true} #33#return; {3457#true} is VALID [2020-07-10 14:57:44,539 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret3 := main(); {3457#true} is VALID [2020-07-10 14:57:44,539 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~x~0 := 5; {3457#true} is VALID [2020-07-10 14:57:44,539 INFO L263 TraceCheckUtils]: 5: Hoare triple {3457#true} call #t~ret2 := fibo(~x~0); {3457#true} is VALID [2020-07-10 14:57:44,539 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,540 INFO L280 TraceCheckUtils]: 7: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,540 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,540 INFO L263 TraceCheckUtils]: 9: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,540 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,540 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,540 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,541 INFO L263 TraceCheckUtils]: 13: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,541 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,541 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,541 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,542 INFO L263 TraceCheckUtils]: 17: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,542 INFO L280 TraceCheckUtils]: 18: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,542 INFO L280 TraceCheckUtils]: 19: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,542 INFO L280 TraceCheckUtils]: 20: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,542 INFO L263 TraceCheckUtils]: 21: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,542 INFO L280 TraceCheckUtils]: 22: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,543 INFO L280 TraceCheckUtils]: 23: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,544 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,544 INFO L280 TraceCheckUtils]: 25: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,545 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,546 INFO L280 TraceCheckUtils]: 27: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,547 INFO L263 TraceCheckUtils]: 28: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,547 INFO L280 TraceCheckUtils]: 29: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,547 INFO L280 TraceCheckUtils]: 30: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,548 INFO L280 TraceCheckUtils]: 31: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,550 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,551 INFO L280 TraceCheckUtils]: 33: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,552 INFO L280 TraceCheckUtils]: 34: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,554 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,555 INFO L280 TraceCheckUtils]: 36: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,555 INFO L263 TraceCheckUtils]: 37: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,555 INFO L280 TraceCheckUtils]: 38: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,555 INFO L280 TraceCheckUtils]: 39: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,556 INFO L280 TraceCheckUtils]: 40: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,557 INFO L280 TraceCheckUtils]: 41: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,559 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,560 INFO L280 TraceCheckUtils]: 43: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,561 INFO L280 TraceCheckUtils]: 44: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,562 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:44,563 INFO L280 TraceCheckUtils]: 46: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:44,563 INFO L263 TraceCheckUtils]: 47: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,564 INFO L280 TraceCheckUtils]: 48: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,564 INFO L280 TraceCheckUtils]: 49: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,564 INFO L280 TraceCheckUtils]: 50: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,564 INFO L263 TraceCheckUtils]: 51: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,565 INFO L280 TraceCheckUtils]: 52: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,565 INFO L280 TraceCheckUtils]: 53: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,566 INFO L280 TraceCheckUtils]: 54: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,567 INFO L280 TraceCheckUtils]: 55: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,568 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,569 INFO L280 TraceCheckUtils]: 57: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,569 INFO L263 TraceCheckUtils]: 58: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,570 INFO L280 TraceCheckUtils]: 59: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,570 INFO L280 TraceCheckUtils]: 60: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,571 INFO L280 TraceCheckUtils]: 61: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,573 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,574 INFO L280 TraceCheckUtils]: 63: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,575 INFO L280 TraceCheckUtils]: 64: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,577 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-10 14:57:44,578 INFO L280 TraceCheckUtils]: 66: Hoare triple {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:44,579 INFO L280 TraceCheckUtils]: 67: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:44,580 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-10 14:57:44,580 INFO L280 TraceCheckUtils]: 69: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-10 14:57:44,580 INFO L263 TraceCheckUtils]: 70: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,581 INFO L280 TraceCheckUtils]: 71: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,581 INFO L280 TraceCheckUtils]: 72: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,581 INFO L280 TraceCheckUtils]: 73: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,581 INFO L263 TraceCheckUtils]: 74: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,581 INFO L280 TraceCheckUtils]: 75: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,582 INFO L280 TraceCheckUtils]: 76: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,582 INFO L280 TraceCheckUtils]: 77: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:44,582 INFO L263 TraceCheckUtils]: 78: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:44,582 INFO L280 TraceCheckUtils]: 79: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,582 INFO L280 TraceCheckUtils]: 80: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,583 INFO L280 TraceCheckUtils]: 81: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,584 INFO L280 TraceCheckUtils]: 82: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,585 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,586 INFO L280 TraceCheckUtils]: 84: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,586 INFO L263 TraceCheckUtils]: 85: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,586 INFO L280 TraceCheckUtils]: 86: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,587 INFO L280 TraceCheckUtils]: 87: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,587 INFO L280 TraceCheckUtils]: 88: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:44,589 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-10 14:57:44,590 INFO L280 TraceCheckUtils]: 90: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,590 INFO L280 TraceCheckUtils]: 91: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,591 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,592 INFO L280 TraceCheckUtils]: 93: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:44,592 INFO L263 TraceCheckUtils]: 94: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:44,593 INFO L280 TraceCheckUtils]: 95: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:44,593 INFO L280 TraceCheckUtils]: 96: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:44,593 INFO L280 TraceCheckUtils]: 97: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,594 INFO L280 TraceCheckUtils]: 98: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:44,596 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-10 14:57:44,597 INFO L280 TraceCheckUtils]: 100: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,597 INFO L280 TraceCheckUtils]: 101: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:44,598 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-10 14:57:44,599 INFO L280 TraceCheckUtils]: 103: Hoare triple {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-10 14:57:44,600 INFO L280 TraceCheckUtils]: 104: Hoare triple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-10 14:57:44,601 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3457#true} #37#return; {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-10 14:57:44,602 INFO L280 TraceCheckUtils]: 106: Hoare triple {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-10 14:57:44,603 INFO L280 TraceCheckUtils]: 107: Hoare triple {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {3458#false} is VALID [2020-07-10 14:57:44,603 INFO L280 TraceCheckUtils]: 108: Hoare triple {3458#false} assume !false; {3458#false} is VALID [2020-07-10 14:57:44,618 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-10 14:57:44,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315121437] [2020-07-10 14:57:44,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1966467322] [2020-07-10 14:57:44,618 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 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 14:57:44,681 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2020-07-10 14:57:44,681 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:44,684 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 63 conjunts are in the unsatisfiable core [2020-07-10 14:57:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:44,707 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:45,377 INFO L263 TraceCheckUtils]: 0: Hoare triple {3457#true} call ULTIMATE.init(); {3457#true} is VALID [2020-07-10 14:57:45,377 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume true; {3457#true} is VALID [2020-07-10 14:57:45,377 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3457#true} {3457#true} #33#return; {3457#true} is VALID [2020-07-10 14:57:45,378 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret3 := main(); {3457#true} is VALID [2020-07-10 14:57:45,378 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~x~0 := 5; {3457#true} is VALID [2020-07-10 14:57:45,378 INFO L263 TraceCheckUtils]: 5: Hoare triple {3457#true} call #t~ret2 := fibo(~x~0); {3457#true} is VALID [2020-07-10 14:57:45,378 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,378 INFO L280 TraceCheckUtils]: 7: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,379 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:45,379 INFO L263 TraceCheckUtils]: 9: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:45,379 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,379 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,379 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:45,380 INFO L263 TraceCheckUtils]: 13: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:45,380 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,380 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,380 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:45,380 INFO L263 TraceCheckUtils]: 17: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:45,381 INFO L280 TraceCheckUtils]: 18: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,381 INFO L280 TraceCheckUtils]: 19: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,381 INFO L280 TraceCheckUtils]: 20: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:45,381 INFO L263 TraceCheckUtils]: 21: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:45,381 INFO L280 TraceCheckUtils]: 22: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,382 INFO L280 TraceCheckUtils]: 23: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,384 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,384 INFO L280 TraceCheckUtils]: 25: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,385 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,386 INFO L280 TraceCheckUtils]: 27: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,386 INFO L263 TraceCheckUtils]: 28: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:45,386 INFO L280 TraceCheckUtils]: 29: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,387 INFO L280 TraceCheckUtils]: 30: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:45,387 INFO L280 TraceCheckUtils]: 31: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:45,388 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-10 14:57:45,389 INFO L280 TraceCheckUtils]: 33: Hoare triple {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,390 INFO L280 TraceCheckUtils]: 34: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,391 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,393 INFO L280 TraceCheckUtils]: 36: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,393 INFO L263 TraceCheckUtils]: 37: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:45,393 INFO L280 TraceCheckUtils]: 38: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,393 INFO L280 TraceCheckUtils]: 39: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,394 INFO L280 TraceCheckUtils]: 40: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,394 INFO L280 TraceCheckUtils]: 41: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,395 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} is VALID [2020-07-10 14:57:45,397 INFO L280 TraceCheckUtils]: 43: Hoare triple {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:45,398 INFO L280 TraceCheckUtils]: 44: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:45,399 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:45,399 INFO L280 TraceCheckUtils]: 46: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:45,399 INFO L263 TraceCheckUtils]: 47: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:45,399 INFO L280 TraceCheckUtils]: 48: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,400 INFO L280 TraceCheckUtils]: 49: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,400 INFO L280 TraceCheckUtils]: 50: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:45,400 INFO L263 TraceCheckUtils]: 51: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:45,400 INFO L280 TraceCheckUtils]: 52: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,400 INFO L280 TraceCheckUtils]: 53: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,401 INFO L280 TraceCheckUtils]: 54: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,401 INFO L280 TraceCheckUtils]: 55: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,402 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,403 INFO L280 TraceCheckUtils]: 57: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,403 INFO L263 TraceCheckUtils]: 58: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:45,403 INFO L280 TraceCheckUtils]: 59: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,404 INFO L280 TraceCheckUtils]: 60: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:45,404 INFO L280 TraceCheckUtils]: 61: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:45,405 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-10 14:57:45,406 INFO L280 TraceCheckUtils]: 63: Hoare triple {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,407 INFO L280 TraceCheckUtils]: 64: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,408 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3989#(and (<= |fibo_#t~ret0| 2) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-10 14:57:45,409 INFO L280 TraceCheckUtils]: 66: Hoare triple {3989#(and (<= |fibo_#t~ret0| 2) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:45,410 INFO L280 TraceCheckUtils]: 67: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-10 14:57:45,411 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-10 14:57:45,411 INFO L280 TraceCheckUtils]: 69: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-10 14:57:45,411 INFO L263 TraceCheckUtils]: 70: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:45,412 INFO L280 TraceCheckUtils]: 71: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,412 INFO L280 TraceCheckUtils]: 72: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,412 INFO L280 TraceCheckUtils]: 73: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:45,412 INFO L263 TraceCheckUtils]: 74: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:45,412 INFO L280 TraceCheckUtils]: 75: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,412 INFO L280 TraceCheckUtils]: 76: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,412 INFO L280 TraceCheckUtils]: 77: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-10 14:57:45,413 INFO L263 TraceCheckUtils]: 78: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-10 14:57:45,413 INFO L280 TraceCheckUtils]: 79: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,413 INFO L280 TraceCheckUtils]: 80: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,413 INFO L280 TraceCheckUtils]: 81: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,414 INFO L280 TraceCheckUtils]: 82: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,414 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,415 INFO L280 TraceCheckUtils]: 84: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,415 INFO L263 TraceCheckUtils]: 85: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:45,415 INFO L280 TraceCheckUtils]: 86: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,416 INFO L280 TraceCheckUtils]: 87: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:45,417 INFO L280 TraceCheckUtils]: 88: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-10 14:57:45,418 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-10 14:57:45,418 INFO L280 TraceCheckUtils]: 90: Hoare triple {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,419 INFO L280 TraceCheckUtils]: 91: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,420 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,420 INFO L280 TraceCheckUtils]: 93: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-10 14:57:45,421 INFO L263 TraceCheckUtils]: 94: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-10 14:57:45,421 INFO L280 TraceCheckUtils]: 95: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-10 14:57:45,421 INFO L280 TraceCheckUtils]: 96: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-10 14:57:45,422 INFO L280 TraceCheckUtils]: 97: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,422 INFO L280 TraceCheckUtils]: 98: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-10 14:57:45,423 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} is VALID [2020-07-10 14:57:45,424 INFO L280 TraceCheckUtils]: 100: Hoare triple {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:45,424 INFO L280 TraceCheckUtils]: 101: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-10 14:57:45,425 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {4101#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3) (<= |fibo_#t~ret1| 2) (<= 2 |fibo_#t~ret1|))} is VALID [2020-07-10 14:57:45,426 INFO L280 TraceCheckUtils]: 103: Hoare triple {4101#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3) (<= |fibo_#t~ret1| 2) (<= 2 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-10 14:57:45,433 INFO L280 TraceCheckUtils]: 104: Hoare triple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-10 14:57:45,434 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3457#true} #37#return; {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-10 14:57:45,435 INFO L280 TraceCheckUtils]: 106: Hoare triple {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-10 14:57:45,435 INFO L280 TraceCheckUtils]: 107: Hoare triple {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {3458#false} is VALID [2020-07-10 14:57:45,436 INFO L280 TraceCheckUtils]: 108: Hoare triple {3458#false} assume !false; {3458#false} is VALID [2020-07-10 14:57:45,451 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-10 14:57:45,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:45,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 20 [2020-07-10 14:57:45,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104685977] [2020-07-10 14:57:45,452 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 109 [2020-07-10 14:57:45,453 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:45,453 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2020-07-10 14:57:45,511 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:45,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-10 14:57:45,512 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:45,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-10 14:57:45,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-07-10 14:57:45,513 INFO L87 Difference]: Start difference. First operand 63 states and 76 transitions. Second operand 20 states. [2020-07-10 14:57:46,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:46,566 INFO L93 Difference]: Finished difference Result 76 states and 93 transitions. [2020-07-10 14:57:46,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-10 14:57:46,566 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 109 [2020-07-10 14:57:46,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:46,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-10 14:57:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 52 transitions. [2020-07-10 14:57:46,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-10 14:57:46,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 52 transitions. [2020-07-10 14:57:46,571 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 52 transitions. [2020-07-10 14:57:46,655 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:46,659 INFO L225 Difference]: With dead ends: 76 [2020-07-10 14:57:46,659 INFO L226 Difference]: Without dead ends: 72 [2020-07-10 14:57:46,660 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 146 SyntacticMatches, 9 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-07-10 14:57:46,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-10 14:57:46,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-07-10 14:57:46,699 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:46,700 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 71 states. [2020-07-10 14:57:46,700 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 71 states. [2020-07-10 14:57:46,700 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 71 states. [2020-07-10 14:57:46,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:46,705 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2020-07-10 14:57:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2020-07-10 14:57:46,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:46,706 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:46,706 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 72 states. [2020-07-10 14:57:46,706 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 72 states. [2020-07-10 14:57:46,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:46,710 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2020-07-10 14:57:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2020-07-10 14:57:46,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:46,711 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:46,711 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:46,712 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-07-10 14:57:46,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 87 transitions. [2020-07-10 14:57:46,716 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 87 transitions. Word has length 109 [2020-07-10 14:57:46,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:46,716 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 87 transitions. [2020-07-10 14:57:46,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-10 14:57:46,716 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2020-07-10 14:57:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-10 14:57:46,718 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:46,718 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:46,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:46,933 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:46,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:46,934 INFO L82 PathProgramCache]: Analyzing trace with hash -344605238, now seen corresponding path program 6 times [2020-07-10 14:57:46,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:46,934 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564264078] [2020-07-10 14:57:46,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:46,985 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:46,985 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4456#true} {4456#true} #33#return; {4456#true} is VALID [2020-07-10 14:57:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,148 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,149 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,149 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,149 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,149 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,153 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,153 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,154 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,154 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,154 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,155 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,155 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,155 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,155 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,155 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,156 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,156 INFO L280 TraceCheckUtils]: 7: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,156 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,156 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,157 INFO L263 TraceCheckUtils]: 10: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,157 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,157 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,157 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,158 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,158 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,158 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,158 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,162 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,163 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,163 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,163 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,164 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,164 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,164 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,164 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,165 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,165 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,165 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,165 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,165 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,166 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,166 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,166 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,166 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,167 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,167 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,167 INFO L263 TraceCheckUtils]: 14: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,167 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,168 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,168 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,168 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,168 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,169 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,169 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,169 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,169 INFO L263 TraceCheckUtils]: 23: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,169 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,170 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,170 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,170 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,170 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,171 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,171 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,172 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,226 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,227 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,227 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,227 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,228 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,233 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,233 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,234 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,235 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,235 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,237 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:47,238 INFO L280 TraceCheckUtils]: 2: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,238 INFO L263 TraceCheckUtils]: 3: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,238 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,238 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,239 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,239 INFO L280 TraceCheckUtils]: 7: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,240 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,241 INFO L280 TraceCheckUtils]: 9: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,241 INFO L263 TraceCheckUtils]: 10: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,241 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,241 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,242 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,243 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,243 INFO L280 TraceCheckUtils]: 15: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,244 INFO L280 TraceCheckUtils]: 16: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,246 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,247 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,247 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,248 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,248 INFO L263 TraceCheckUtils]: 3: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,248 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,249 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,249 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,249 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,249 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,250 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,250 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,250 INFO L263 TraceCheckUtils]: 11: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,250 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,251 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,251 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,251 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,251 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,251 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,252 INFO L263 TraceCheckUtils]: 18: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,252 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,252 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,252 INFO L280 TraceCheckUtils]: 21: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,252 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,253 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,253 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,253 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,253 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,253 INFO L263 TraceCheckUtils]: 27: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,254 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,254 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,254 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,254 INFO L280 TraceCheckUtils]: 31: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,255 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,255 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,255 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,256 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,257 INFO L280 TraceCheckUtils]: 36: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,257 INFO L263 TraceCheckUtils]: 37: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,257 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,258 INFO L280 TraceCheckUtils]: 39: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:47,259 INFO L280 TraceCheckUtils]: 40: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,259 INFO L263 TraceCheckUtils]: 41: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,260 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,260 INFO L280 TraceCheckUtils]: 43: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,260 INFO L280 TraceCheckUtils]: 44: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,261 INFO L280 TraceCheckUtils]: 45: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,262 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,262 INFO L280 TraceCheckUtils]: 47: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,262 INFO L263 TraceCheckUtils]: 48: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,263 INFO L280 TraceCheckUtils]: 49: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,263 INFO L280 TraceCheckUtils]: 50: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,263 INFO L280 TraceCheckUtils]: 51: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,264 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,264 INFO L280 TraceCheckUtils]: 53: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,265 INFO L280 TraceCheckUtils]: 54: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,266 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,267 INFO L280 TraceCheckUtils]: 56: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,267 INFO L280 TraceCheckUtils]: 57: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,268 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-10 14:57:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,315 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,316 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,316 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,317 INFO L280 TraceCheckUtils]: 3: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,318 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,323 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,323 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,323 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,324 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,325 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,326 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,326 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,326 INFO L263 TraceCheckUtils]: 3: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,327 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,328 INFO L280 TraceCheckUtils]: 5: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,328 INFO L280 TraceCheckUtils]: 6: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,329 INFO L280 TraceCheckUtils]: 7: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,330 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,331 INFO L280 TraceCheckUtils]: 9: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,331 INFO L263 TraceCheckUtils]: 10: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,331 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,331 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,332 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,333 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,333 INFO L280 TraceCheckUtils]: 15: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,334 INFO L280 TraceCheckUtils]: 16: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,335 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-10 14:57:47,336 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,336 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,336 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,336 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,337 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,338 INFO L280 TraceCheckUtils]: 5: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,339 INFO L280 TraceCheckUtils]: 6: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,339 INFO L263 TraceCheckUtils]: 7: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,339 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,339 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,339 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,340 INFO L263 TraceCheckUtils]: 11: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,340 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,340 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,340 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,340 INFO L263 TraceCheckUtils]: 15: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,341 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,341 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,341 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,341 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,341 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,342 INFO L280 TraceCheckUtils]: 21: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,342 INFO L263 TraceCheckUtils]: 22: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,342 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,342 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,343 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,343 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,343 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,343 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,343 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,344 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,344 INFO L263 TraceCheckUtils]: 31: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,344 INFO L280 TraceCheckUtils]: 32: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,344 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,345 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,345 INFO L280 TraceCheckUtils]: 35: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,345 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,345 INFO L280 TraceCheckUtils]: 37: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,345 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,347 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,347 INFO L280 TraceCheckUtils]: 40: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,348 INFO L263 TraceCheckUtils]: 41: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,348 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,349 INFO L280 TraceCheckUtils]: 43: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:47,350 INFO L280 TraceCheckUtils]: 44: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,351 INFO L263 TraceCheckUtils]: 45: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,351 INFO L280 TraceCheckUtils]: 46: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,351 INFO L280 TraceCheckUtils]: 47: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,352 INFO L280 TraceCheckUtils]: 48: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,352 INFO L280 TraceCheckUtils]: 49: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,353 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,354 INFO L280 TraceCheckUtils]: 51: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,354 INFO L263 TraceCheckUtils]: 52: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,354 INFO L280 TraceCheckUtils]: 53: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,355 INFO L280 TraceCheckUtils]: 54: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,355 INFO L280 TraceCheckUtils]: 55: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,356 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,357 INFO L280 TraceCheckUtils]: 57: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,358 INFO L280 TraceCheckUtils]: 58: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,359 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,360 INFO L280 TraceCheckUtils]: 60: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,361 INFO L280 TraceCheckUtils]: 61: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,362 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-10 14:57:47,363 INFO L280 TraceCheckUtils]: 63: Hoare triple {4767#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4767#(<= 5 fibo_~n)} is VALID [2020-07-10 14:57:47,364 INFO L263 TraceCheckUtils]: 64: Hoare triple {4767#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,364 INFO L280 TraceCheckUtils]: 65: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,365 INFO L280 TraceCheckUtils]: 66: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,366 INFO L280 TraceCheckUtils]: 67: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,366 INFO L263 TraceCheckUtils]: 68: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,367 INFO L280 TraceCheckUtils]: 69: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,367 INFO L280 TraceCheckUtils]: 70: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,368 INFO L280 TraceCheckUtils]: 71: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,369 INFO L280 TraceCheckUtils]: 72: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,371 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,371 INFO L280 TraceCheckUtils]: 74: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,372 INFO L263 TraceCheckUtils]: 75: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,372 INFO L280 TraceCheckUtils]: 76: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,372 INFO L280 TraceCheckUtils]: 77: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,372 INFO L280 TraceCheckUtils]: 78: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,374 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,374 INFO L280 TraceCheckUtils]: 80: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,375 INFO L280 TraceCheckUtils]: 81: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,377 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-10 14:57:47,377 INFO L280 TraceCheckUtils]: 83: Hoare triple {4457#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4457#false} is VALID [2020-07-10 14:57:47,377 INFO L280 TraceCheckUtils]: 84: Hoare triple {4457#false} assume true; {4457#false} is VALID [2020-07-10 14:57:47,377 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {4457#false} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,405 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,405 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,406 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,406 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,410 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,410 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,410 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,411 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,411 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,411 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,412 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,412 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,412 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,412 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,412 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,413 INFO L280 TraceCheckUtils]: 7: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,413 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,413 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,413 INFO L263 TraceCheckUtils]: 10: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,414 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,414 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,414 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,414 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,415 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,415 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,415 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,420 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,420 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,420 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,420 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,421 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,421 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,421 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,421 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,422 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,422 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,422 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,422 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,422 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,423 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,423 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,423 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,423 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,423 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,424 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,424 INFO L263 TraceCheckUtils]: 14: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,424 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,424 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,424 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,425 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,425 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,425 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,425 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,426 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,426 INFO L263 TraceCheckUtils]: 23: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,426 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,426 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,427 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,427 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,427 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,427 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,427 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,429 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,430 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,431 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,432 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,432 INFO L263 TraceCheckUtils]: 3: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,432 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,432 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,433 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,433 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,433 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,434 INFO L280 TraceCheckUtils]: 9: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,434 INFO L280 TraceCheckUtils]: 10: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,435 INFO L263 TraceCheckUtils]: 11: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,435 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,435 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,435 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,435 INFO L263 TraceCheckUtils]: 15: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,436 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,436 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,436 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,436 INFO L263 TraceCheckUtils]: 19: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,436 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,437 INFO L280 TraceCheckUtils]: 21: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,437 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,437 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,437 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,437 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,438 INFO L263 TraceCheckUtils]: 26: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,438 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,438 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,438 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,438 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,439 INFO L280 TraceCheckUtils]: 31: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,439 INFO L280 TraceCheckUtils]: 32: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,439 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,439 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,440 INFO L263 TraceCheckUtils]: 35: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,440 INFO L280 TraceCheckUtils]: 36: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,440 INFO L280 TraceCheckUtils]: 37: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,440 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,440 INFO L280 TraceCheckUtils]: 39: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,441 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,441 INFO L280 TraceCheckUtils]: 41: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,441 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,442 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,443 INFO L280 TraceCheckUtils]: 44: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,443 INFO L263 TraceCheckUtils]: 45: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,444 INFO L280 TraceCheckUtils]: 46: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,445 INFO L280 TraceCheckUtils]: 47: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:47,446 INFO L280 TraceCheckUtils]: 48: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,446 INFO L263 TraceCheckUtils]: 49: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,446 INFO L280 TraceCheckUtils]: 50: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,446 INFO L280 TraceCheckUtils]: 51: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,447 INFO L280 TraceCheckUtils]: 52: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,447 INFO L280 TraceCheckUtils]: 53: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,448 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,449 INFO L280 TraceCheckUtils]: 55: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,449 INFO L263 TraceCheckUtils]: 56: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,449 INFO L280 TraceCheckUtils]: 57: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,449 INFO L280 TraceCheckUtils]: 58: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,449 INFO L280 TraceCheckUtils]: 59: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,450 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,451 INFO L280 TraceCheckUtils]: 61: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,452 INFO L280 TraceCheckUtils]: 62: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,453 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,454 INFO L280 TraceCheckUtils]: 64: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,454 INFO L280 TraceCheckUtils]: 65: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,456 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-10 14:57:47,457 INFO L280 TraceCheckUtils]: 67: Hoare triple {4767#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4767#(<= 5 fibo_~n)} is VALID [2020-07-10 14:57:47,457 INFO L263 TraceCheckUtils]: 68: Hoare triple {4767#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,457 INFO L280 TraceCheckUtils]: 69: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,458 INFO L280 TraceCheckUtils]: 70: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,459 INFO L280 TraceCheckUtils]: 71: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,459 INFO L263 TraceCheckUtils]: 72: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,459 INFO L280 TraceCheckUtils]: 73: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,460 INFO L280 TraceCheckUtils]: 74: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,461 INFO L280 TraceCheckUtils]: 75: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,461 INFO L280 TraceCheckUtils]: 76: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,463 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,463 INFO L280 TraceCheckUtils]: 78: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,464 INFO L263 TraceCheckUtils]: 79: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,464 INFO L280 TraceCheckUtils]: 80: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,464 INFO L280 TraceCheckUtils]: 81: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,464 INFO L280 TraceCheckUtils]: 82: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,465 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,466 INFO L280 TraceCheckUtils]: 84: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,467 INFO L280 TraceCheckUtils]: 85: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,468 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-10 14:57:47,468 INFO L280 TraceCheckUtils]: 87: Hoare triple {4457#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4457#false} is VALID [2020-07-10 14:57:47,469 INFO L280 TraceCheckUtils]: 88: Hoare triple {4457#false} assume true; {4457#false} is VALID [2020-07-10 14:57:47,469 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4457#false} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,469 INFO L280 TraceCheckUtils]: 90: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,470 INFO L263 TraceCheckUtils]: 91: Hoare triple {4675#(<= 6 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,470 INFO L280 TraceCheckUtils]: 92: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,470 INFO L280 TraceCheckUtils]: 93: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,470 INFO L280 TraceCheckUtils]: 94: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,471 INFO L263 TraceCheckUtils]: 95: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,471 INFO L280 TraceCheckUtils]: 96: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,471 INFO L280 TraceCheckUtils]: 97: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,471 INFO L280 TraceCheckUtils]: 98: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,471 INFO L263 TraceCheckUtils]: 99: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,472 INFO L280 TraceCheckUtils]: 100: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,472 INFO L280 TraceCheckUtils]: 101: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,472 INFO L280 TraceCheckUtils]: 102: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,472 INFO L280 TraceCheckUtils]: 103: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,472 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,473 INFO L280 TraceCheckUtils]: 105: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,473 INFO L263 TraceCheckUtils]: 106: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,473 INFO L280 TraceCheckUtils]: 107: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,473 INFO L280 TraceCheckUtils]: 108: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,473 INFO L280 TraceCheckUtils]: 109: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,474 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,474 INFO L280 TraceCheckUtils]: 111: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,474 INFO L280 TraceCheckUtils]: 112: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,474 INFO L275 TraceCheckUtils]: 113: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,474 INFO L280 TraceCheckUtils]: 114: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,475 INFO L263 TraceCheckUtils]: 115: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,475 INFO L280 TraceCheckUtils]: 116: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,475 INFO L280 TraceCheckUtils]: 117: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,475 INFO L280 TraceCheckUtils]: 118: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,475 INFO L280 TraceCheckUtils]: 119: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,476 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,476 INFO L280 TraceCheckUtils]: 121: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,476 INFO L280 TraceCheckUtils]: 122: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,477 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,478 INFO L280 TraceCheckUtils]: 124: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,478 INFO L280 TraceCheckUtils]: 125: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume true; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,480 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4675#(<= 6 |fibo_#in~n|)} {4460#(<= main_~x~0 5)} #37#return; {4457#false} is VALID [2020-07-10 14:57:47,492 INFO L263 TraceCheckUtils]: 0: Hoare triple {4456#true} call ULTIMATE.init(); {4456#true} is VALID [2020-07-10 14:57:47,493 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,493 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4456#true} {4456#true} #33#return; {4456#true} is VALID [2020-07-10 14:57:47,493 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret3 := main(); {4456#true} is VALID [2020-07-10 14:57:47,494 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~x~0 := 5; {4460#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:47,494 INFO L263 TraceCheckUtils]: 5: Hoare triple {4460#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {4456#true} is VALID [2020-07-10 14:57:47,495 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,495 INFO L280 TraceCheckUtils]: 7: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,496 INFO L280 TraceCheckUtils]: 8: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,496 INFO L263 TraceCheckUtils]: 9: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,496 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,497 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,497 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,497 INFO L263 TraceCheckUtils]: 13: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,498 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,498 INFO L280 TraceCheckUtils]: 15: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,499 INFO L280 TraceCheckUtils]: 16: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,499 INFO L263 TraceCheckUtils]: 17: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,499 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,500 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,500 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,500 INFO L263 TraceCheckUtils]: 21: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,500 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,500 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,501 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,501 INFO L263 TraceCheckUtils]: 25: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,501 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,501 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,501 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,502 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,502 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,502 INFO L280 TraceCheckUtils]: 31: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,502 INFO L263 TraceCheckUtils]: 32: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,502 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,503 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,503 INFO L280 TraceCheckUtils]: 35: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,503 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,503 INFO L280 TraceCheckUtils]: 37: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,503 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,504 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,504 INFO L280 TraceCheckUtils]: 40: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,504 INFO L263 TraceCheckUtils]: 41: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,504 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,504 INFO L280 TraceCheckUtils]: 43: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,504 INFO L280 TraceCheckUtils]: 44: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,505 INFO L280 TraceCheckUtils]: 45: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,505 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,505 INFO L280 TraceCheckUtils]: 47: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,505 INFO L280 TraceCheckUtils]: 48: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,506 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,507 INFO L280 TraceCheckUtils]: 50: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,507 INFO L263 TraceCheckUtils]: 51: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,508 INFO L280 TraceCheckUtils]: 52: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,509 INFO L280 TraceCheckUtils]: 53: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:57:47,511 INFO L280 TraceCheckUtils]: 54: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,512 INFO L263 TraceCheckUtils]: 55: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,512 INFO L280 TraceCheckUtils]: 56: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,512 INFO L280 TraceCheckUtils]: 57: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,512 INFO L280 TraceCheckUtils]: 58: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,512 INFO L280 TraceCheckUtils]: 59: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,514 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,514 INFO L280 TraceCheckUtils]: 61: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,514 INFO L263 TraceCheckUtils]: 62: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,515 INFO L280 TraceCheckUtils]: 63: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,515 INFO L280 TraceCheckUtils]: 64: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,515 INFO L280 TraceCheckUtils]: 65: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,516 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,516 INFO L280 TraceCheckUtils]: 67: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,517 INFO L280 TraceCheckUtils]: 68: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,518 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,519 INFO L280 TraceCheckUtils]: 70: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,519 INFO L280 TraceCheckUtils]: 71: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,521 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-10 14:57:47,521 INFO L280 TraceCheckUtils]: 73: Hoare triple {4767#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4767#(<= 5 fibo_~n)} is VALID [2020-07-10 14:57:47,522 INFO L263 TraceCheckUtils]: 74: Hoare triple {4767#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,523 INFO L280 TraceCheckUtils]: 75: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,523 INFO L280 TraceCheckUtils]: 76: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,524 INFO L280 TraceCheckUtils]: 77: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,524 INFO L263 TraceCheckUtils]: 78: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,524 INFO L280 TraceCheckUtils]: 79: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,525 INFO L280 TraceCheckUtils]: 80: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,526 INFO L280 TraceCheckUtils]: 81: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,526 INFO L280 TraceCheckUtils]: 82: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,527 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,528 INFO L280 TraceCheckUtils]: 84: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,528 INFO L263 TraceCheckUtils]: 85: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,528 INFO L280 TraceCheckUtils]: 86: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,528 INFO L280 TraceCheckUtils]: 87: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,529 INFO L280 TraceCheckUtils]: 88: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,530 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,530 INFO L280 TraceCheckUtils]: 90: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,531 INFO L280 TraceCheckUtils]: 91: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:47,532 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-10 14:57:47,532 INFO L280 TraceCheckUtils]: 93: Hoare triple {4457#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4457#false} is VALID [2020-07-10 14:57:47,532 INFO L280 TraceCheckUtils]: 94: Hoare triple {4457#false} assume true; {4457#false} is VALID [2020-07-10 14:57:47,532 INFO L275 TraceCheckUtils]: 95: Hoare quadruple {4457#false} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,533 INFO L280 TraceCheckUtils]: 96: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,533 INFO L263 TraceCheckUtils]: 97: Hoare triple {4675#(<= 6 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,533 INFO L280 TraceCheckUtils]: 98: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,534 INFO L280 TraceCheckUtils]: 99: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,534 INFO L280 TraceCheckUtils]: 100: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,534 INFO L263 TraceCheckUtils]: 101: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,534 INFO L280 TraceCheckUtils]: 102: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,534 INFO L280 TraceCheckUtils]: 103: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,535 INFO L280 TraceCheckUtils]: 104: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:47,535 INFO L263 TraceCheckUtils]: 105: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,535 INFO L280 TraceCheckUtils]: 106: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,535 INFO L280 TraceCheckUtils]: 107: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,535 INFO L280 TraceCheckUtils]: 108: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,535 INFO L280 TraceCheckUtils]: 109: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,536 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,536 INFO L280 TraceCheckUtils]: 111: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,536 INFO L263 TraceCheckUtils]: 112: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,536 INFO L280 TraceCheckUtils]: 113: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,536 INFO L280 TraceCheckUtils]: 114: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:47,537 INFO L280 TraceCheckUtils]: 115: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,537 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,537 INFO L280 TraceCheckUtils]: 117: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,537 INFO L280 TraceCheckUtils]: 118: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,538 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:47,538 INFO L280 TraceCheckUtils]: 120: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:47,538 INFO L263 TraceCheckUtils]: 121: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:47,538 INFO L280 TraceCheckUtils]: 122: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:47,538 INFO L280 TraceCheckUtils]: 123: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:47,538 INFO L280 TraceCheckUtils]: 124: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:47,539 INFO L280 TraceCheckUtils]: 125: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,539 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:47,539 INFO L280 TraceCheckUtils]: 127: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:47,539 INFO L280 TraceCheckUtils]: 128: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,540 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,541 INFO L280 TraceCheckUtils]: 130: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,542 INFO L280 TraceCheckUtils]: 131: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume true; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,543 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4675#(<= 6 |fibo_#in~n|)} {4460#(<= main_~x~0 5)} #37#return; {4457#false} is VALID [2020-07-10 14:57:47,543 INFO L280 TraceCheckUtils]: 133: Hoare triple {4457#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {4457#false} is VALID [2020-07-10 14:57:47,543 INFO L280 TraceCheckUtils]: 134: Hoare triple {4457#false} assume 5 != ~result~0; {4457#false} is VALID [2020-07-10 14:57:47,544 INFO L280 TraceCheckUtils]: 135: Hoare triple {4457#false} assume !false; {4457#false} is VALID [2020-07-10 14:57:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 204 proven. 219 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2020-07-10 14:57:47,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564264078] [2020-07-10 14:57:47,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740575294] [2020-07-10 14:57:47,560 INFO L92 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE 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 14:57:47,646 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2020-07-10 14:57:47,646 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:47,648 INFO L264 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-10 14:57:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,674 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:47,968 INFO L263 TraceCheckUtils]: 0: Hoare triple {4456#true} call ULTIMATE.init(); {4456#true} is VALID [2020-07-10 14:57:47,969 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:47,969 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4456#true} {4456#true} #33#return; {4456#true} is VALID [2020-07-10 14:57:47,969 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret3 := main(); {4456#true} is VALID [2020-07-10 14:57:47,970 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~x~0 := 5; {4460#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:47,970 INFO L263 TraceCheckUtils]: 5: Hoare triple {4460#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {4456#true} is VALID [2020-07-10 14:57:47,971 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,971 INFO L280 TraceCheckUtils]: 7: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,972 INFO L280 TraceCheckUtils]: 8: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,972 INFO L263 TraceCheckUtils]: 9: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,973 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,974 INFO L280 TraceCheckUtils]: 11: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,974 INFO L280 TraceCheckUtils]: 12: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,974 INFO L263 TraceCheckUtils]: 13: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,975 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,994 INFO L280 TraceCheckUtils]: 15: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,995 INFO L280 TraceCheckUtils]: 16: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,995 INFO L263 TraceCheckUtils]: 17: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,995 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,996 INFO L280 TraceCheckUtils]: 19: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,996 INFO L280 TraceCheckUtils]: 20: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,996 INFO L263 TraceCheckUtils]: 21: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,997 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,997 INFO L280 TraceCheckUtils]: 23: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,997 INFO L280 TraceCheckUtils]: 24: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,997 INFO L263 TraceCheckUtils]: 25: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:47,998 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,998 INFO L280 TraceCheckUtils]: 27: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5008#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,999 INFO L280 TraceCheckUtils]: 28: Hoare triple {5008#(<= 1 |fibo_#in~n|)} assume 1 == ~n;#res := 1; {5008#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,002 INFO L280 TraceCheckUtils]: 29: Hoare triple {5008#(<= 1 |fibo_#in~n|)} assume true; {5008#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,004 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {5008#(<= 1 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,005 INFO L280 TraceCheckUtils]: 31: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,006 INFO L263 TraceCheckUtils]: 32: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,006 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,006 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:48,006 INFO L280 TraceCheckUtils]: 35: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,008 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,009 INFO L280 TraceCheckUtils]: 37: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,010 INFO L280 TraceCheckUtils]: 38: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,011 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,011 INFO L280 TraceCheckUtils]: 40: Hoare triple {5045#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,011 INFO L263 TraceCheckUtils]: 41: Hoare triple {5045#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,011 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,011 INFO L280 TraceCheckUtils]: 43: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,011 INFO L280 TraceCheckUtils]: 44: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:48,012 INFO L280 TraceCheckUtils]: 45: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,016 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4456#true} {5045#(<= 3 |fibo_#in~n|)} #41#return; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,019 INFO L280 TraceCheckUtils]: 47: Hoare triple {5045#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,020 INFO L280 TraceCheckUtils]: 48: Hoare triple {5045#(<= 3 |fibo_#in~n|)} assume true; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,021 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {5045#(<= 3 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,022 INFO L280 TraceCheckUtils]: 50: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,022 INFO L263 TraceCheckUtils]: 51: Hoare triple {4836#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,022 INFO L280 TraceCheckUtils]: 52: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,023 INFO L280 TraceCheckUtils]: 53: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,023 INFO L280 TraceCheckUtils]: 54: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:48,023 INFO L263 TraceCheckUtils]: 55: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:48,023 INFO L280 TraceCheckUtils]: 56: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,023 INFO L280 TraceCheckUtils]: 57: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,023 INFO L280 TraceCheckUtils]: 58: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:48,024 INFO L280 TraceCheckUtils]: 59: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,024 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:48,024 INFO L280 TraceCheckUtils]: 61: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:48,024 INFO L263 TraceCheckUtils]: 62: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,024 INFO L280 TraceCheckUtils]: 63: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,025 INFO L280 TraceCheckUtils]: 64: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:48,025 INFO L280 TraceCheckUtils]: 65: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,025 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:48,025 INFO L280 TraceCheckUtils]: 67: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:48,025 INFO L280 TraceCheckUtils]: 68: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,026 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {4456#true} {4836#(<= 4 |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,027 INFO L280 TraceCheckUtils]: 70: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,027 INFO L280 TraceCheckUtils]: 71: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,029 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,029 INFO L280 TraceCheckUtils]: 73: Hoare triple {5145#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,029 INFO L263 TraceCheckUtils]: 74: Hoare triple {5145#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,030 INFO L280 TraceCheckUtils]: 75: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,030 INFO L280 TraceCheckUtils]: 76: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,030 INFO L280 TraceCheckUtils]: 77: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:48,030 INFO L263 TraceCheckUtils]: 78: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:48,030 INFO L280 TraceCheckUtils]: 79: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,030 INFO L280 TraceCheckUtils]: 80: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,031 INFO L280 TraceCheckUtils]: 81: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:48,031 INFO L280 TraceCheckUtils]: 82: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,031 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:48,031 INFO L280 TraceCheckUtils]: 84: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:48,031 INFO L263 TraceCheckUtils]: 85: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,032 INFO L280 TraceCheckUtils]: 86: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,032 INFO L280 TraceCheckUtils]: 87: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:48,032 INFO L280 TraceCheckUtils]: 88: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,032 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:48,032 INFO L280 TraceCheckUtils]: 90: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:48,032 INFO L280 TraceCheckUtils]: 91: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,034 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {4456#true} {5145#(<= 5 |fibo_#in~n|)} #41#return; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,034 INFO L280 TraceCheckUtils]: 93: Hoare triple {5145#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,035 INFO L280 TraceCheckUtils]: 94: Hoare triple {5145#(<= 5 |fibo_#in~n|)} assume true; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,036 INFO L275 TraceCheckUtils]: 95: Hoare quadruple {5145#(<= 5 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,036 INFO L280 TraceCheckUtils]: 96: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,037 INFO L263 TraceCheckUtils]: 97: Hoare triple {4675#(<= 6 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,037 INFO L280 TraceCheckUtils]: 98: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,037 INFO L280 TraceCheckUtils]: 99: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,037 INFO L280 TraceCheckUtils]: 100: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:48,037 INFO L263 TraceCheckUtils]: 101: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:48,038 INFO L280 TraceCheckUtils]: 102: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,038 INFO L280 TraceCheckUtils]: 103: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,038 INFO L280 TraceCheckUtils]: 104: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-10 14:57:48,038 INFO L263 TraceCheckUtils]: 105: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-10 14:57:48,038 INFO L280 TraceCheckUtils]: 106: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,038 INFO L280 TraceCheckUtils]: 107: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,039 INFO L280 TraceCheckUtils]: 108: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:48,039 INFO L280 TraceCheckUtils]: 109: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,039 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:48,039 INFO L280 TraceCheckUtils]: 111: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:48,039 INFO L263 TraceCheckUtils]: 112: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,039 INFO L280 TraceCheckUtils]: 113: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,040 INFO L280 TraceCheckUtils]: 114: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-10 14:57:48,040 INFO L280 TraceCheckUtils]: 115: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,040 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:48,040 INFO L280 TraceCheckUtils]: 117: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:48,040 INFO L280 TraceCheckUtils]: 118: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,040 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-10 14:57:48,041 INFO L280 TraceCheckUtils]: 120: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-10 14:57:48,041 INFO L263 TraceCheckUtils]: 121: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-10 14:57:48,041 INFO L280 TraceCheckUtils]: 122: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-10 14:57:48,041 INFO L280 TraceCheckUtils]: 123: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-10 14:57:48,041 INFO L280 TraceCheckUtils]: 124: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-10 14:57:48,042 INFO L280 TraceCheckUtils]: 125: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,042 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-10 14:57:48,042 INFO L280 TraceCheckUtils]: 127: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4456#true} is VALID [2020-07-10 14:57:48,042 INFO L280 TraceCheckUtils]: 128: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-10 14:57:48,043 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,044 INFO L280 TraceCheckUtils]: 130: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,044 INFO L280 TraceCheckUtils]: 131: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume true; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,045 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4675#(<= 6 |fibo_#in~n|)} {4460#(<= main_~x~0 5)} #37#return; {4457#false} is VALID [2020-07-10 14:57:48,046 INFO L280 TraceCheckUtils]: 133: Hoare triple {4457#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {4457#false} is VALID [2020-07-10 14:57:48,046 INFO L280 TraceCheckUtils]: 134: Hoare triple {4457#false} assume 5 != ~result~0; {4457#false} is VALID [2020-07-10 14:57:48,046 INFO L280 TraceCheckUtils]: 135: Hoare triple {4457#false} assume !false; {4457#false} is VALID [2020-07-10 14:57:48,056 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 131 proven. 302 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2020-07-10 14:57:48,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:48,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 15 [2020-07-10 14:57:48,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679948892] [2020-07-10 14:57:48,058 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 136 [2020-07-10 14:57:48,084 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:48,084 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-10 14:57:48,191 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 86 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:48,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-10 14:57:48,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:48,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-10 14:57:48,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-07-10 14:57:48,193 INFO L87 Difference]: Start difference. First operand 71 states and 87 transitions. Second operand 15 states. [2020-07-10 14:57:49,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:49,197 INFO L93 Difference]: Finished difference Result 131 states and 176 transitions. [2020-07-10 14:57:49,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-10 14:57:49,197 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 136 [2020-07-10 14:57:49,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 85 transitions. [2020-07-10 14:57:49,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:49,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 85 transitions. [2020-07-10 14:57:49,204 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 85 transitions. [2020-07-10 14:57:49,319 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:49,320 INFO L225 Difference]: With dead ends: 131 [2020-07-10 14:57:49,320 INFO L226 Difference]: Without dead ends: 0 [2020-07-10 14:57:49,322 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2020-07-10 14:57:49,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-10 14:57:49,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-10 14:57:49,322 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:49,322 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:49,323 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:49,323 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:49,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:49,323 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 14:57:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:57:49,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:49,323 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:49,323 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:49,323 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:49,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:49,324 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 14:57:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:57:49,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:49,324 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:49,324 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:49,324 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-10 14:57:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-10 14:57:49,325 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2020-07-10 14:57:49,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:49,325 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-10 14:57:49,325 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-10 14:57:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:57:49,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:49,525 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:49,530 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-10 14:57:50,157 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 33 [2020-07-10 14:57:50,304 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-10 14:57:50,304 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-10 14:57:50,304 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-10 14:57:50,304 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-10 14:57:50,305 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-10 14:57:50,305 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-10 14:57:50,305 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2020-07-10 14:57:50,305 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 23 30) the Hoare annotation is: true [2020-07-10 14:57:50,305 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-07-10 14:57:50,305 INFO L268 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-07-10 14:57:50,306 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (and (<= main_~x~0 5) (<= 5 main_~x~0)) [2020-07-10 14:57:50,306 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 23 30) no Hoare annotation was computed. [2020-07-10 14:57:50,306 INFO L268 CegarLoopResult]: For program point L25-1(line 25) no Hoare annotation was computed. [2020-07-10 14:57:50,306 INFO L268 CegarLoopResult]: For program point L26-2(lines 26 28) no Hoare annotation was computed. [2020-07-10 14:57:50,306 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 23 30) no Hoare annotation was computed. [2020-07-10 14:57:50,306 INFO L268 CegarLoopResult]: For program point fiboEXIT(lines 5 13) no Hoare annotation was computed. [2020-07-10 14:57:50,306 INFO L268 CegarLoopResult]: For program point fiboFINAL(lines 5 13) no Hoare annotation was computed. [2020-07-10 14:57:50,306 INFO L264 CegarLoopResult]: At program point L11(line 11) the Hoare annotation is: (and (= fibo_~n |fibo_#in~n|) (<= 2 |fibo_#in~n|)) [2020-07-10 14:57:50,307 INFO L268 CegarLoopResult]: For program point L11-1(line 11) no Hoare annotation was computed. [2020-07-10 14:57:50,307 INFO L264 CegarLoopResult]: At program point L11-2(line 11) the Hoare annotation is: (and (let ((.cse0 (<= 1 |fibo_#t~ret0|)) (.cse1 (<= |fibo_#t~ret0| 1))) (or (and (<= 4 |fibo_#in~n|) (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|)) (<= 5 fibo_~n) (and .cse0 .cse1 (<= |fibo_#in~n| 2) (<= 2 |fibo_#in~n|)) (and .cse0 .cse1 (<= 3 |fibo_#in~n|) (<= |fibo_#in~n| 3)))) (let ((.cse2 (= fibo_~n |fibo_#in~n|))) (or (and (<= 3 |fibo_#t~ret0|) .cse2 (<= |fibo_#t~ret0| 3)) (and .cse2 (<= |fibo_#in~n| 4)) (and .cse2 (<= 6 |fibo_#in~n|))))) [2020-07-10 14:57:50,307 INFO L268 CegarLoopResult]: For program point L8(lines 8 12) no Hoare annotation was computed. [2020-07-10 14:57:50,307 INFO L268 CegarLoopResult]: For program point L11-3(line 11) no Hoare annotation was computed. [2020-07-10 14:57:50,307 INFO L268 CegarLoopResult]: For program point L6(lines 6 12) no Hoare annotation was computed. [2020-07-10 14:57:50,307 INFO L271 CegarLoopResult]: At program point fiboENTRY(lines 5 13) the Hoare annotation is: true [2020-07-10 14:57:50,312 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:57:50,315 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-10 14:57:50,316 WARN L170 areAnnotationChecker]: fiboFINAL has no Hoare annotation [2020-07-10 14:57:50,317 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:57:50,317 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:57:50,317 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:57:50,317 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:57:50,317 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:57:50,317 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-10 14:57:50,318 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:57:50,318 INFO L163 areAnnotationChecker]: CFG has 6 edges. 6 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 14:57:50,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:57:50 BoogieIcfgContainer [2020-07-10 14:57:50,321 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:57:50,324 INFO L168 Benchmark]: Toolchain (without parser) took 19558.00 ms. Allocated memory was 136.8 MB in the beginning and 443.0 MB in the end (delta: 306.2 MB). Free memory was 101.0 MB in the beginning and 371.4 MB in the end (delta: -270.3 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:50,324 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 136.8 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-10 14:57:50,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.29 ms. Allocated memory is still 136.8 MB. Free memory was 100.6 MB in the beginning and 91.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:50,325 INFO L168 Benchmark]: Boogie Preprocessor took 24.75 ms. Allocated memory is still 136.8 MB. Free memory was 91.1 MB in the beginning and 89.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:50,326 INFO L168 Benchmark]: RCFGBuilder took 418.90 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 89.7 MB in the beginning and 164.6 MB in the end (delta: -74.9 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:50,327 INFO L168 Benchmark]: TraceAbstraction took 18860.78 ms. Allocated memory was 200.8 MB in the beginning and 443.0 MB in the end (delta: 242.2 MB). Free memory was 163.6 MB in the beginning and 371.4 MB in the end (delta: -207.8 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:50,330 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 0.51 ms. Allocated memory is still 136.8 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 242.29 ms. Allocated memory is still 136.8 MB. Free memory was 100.6 MB in the beginning and 91.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.75 ms. Allocated memory is still 136.8 MB. Free memory was 91.1 MB in the beginning and 89.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 418.90 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 89.7 MB in the beginning and 164.6 MB in the end (delta: -74.9 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18860.78 ms. Allocated memory was 200.8 MB in the beginning and 443.0 MB in the end (delta: 242.2 MB). Free memory was 163.6 MB in the beginning and 371.4 MB in the end (delta: -207.8 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 27]: 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 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.9s, OverallIterations: 9, TraceHistogramMax: 21, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 205 SDtfs, 277 SDslu, 986 SDs, 0 SdLazy, 1245 SolverSat, 231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 891 GetRequests, 750 SyntacticMatches, 9 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 128 PreInvPairs, 194 NumberOfFragments, 85 HoareAnnotationTreeSize, 128 FomulaSimplifications, 518 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 8 FomulaSimplificationsInter, 1126 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 1167 NumberOfCodeBlocks, 1136 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 1151 ConstructedInterpolants, 0 QuantifiedInterpolants, 269127 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1186 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 16 InterpolantComputations, 2 PerfectInterpolantSequences, 4416/6054 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...