/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_7-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 15:56:39,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 15:56:39,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 15:56:39,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 15:56:39,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 15:56:39,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 15:56:39,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 15:56:39,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 15:56:39,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 15:56:39,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 15:56:39,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 15:56:39,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 15:56:39,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 15:56:39,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 15:56:39,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 15:56:39,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 15:56:39,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 15:56:39,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 15:56:39,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 15:56:39,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 15:56:39,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 15:56:39,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 15:56:39,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 15:56:39,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 15:56:39,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 15:56:39,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 15:56:39,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 15:56:39,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 15:56:39,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-08 15:56:39,229 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 15:56:39,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 15:56:39,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 15:56:39,231 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 15:56:39,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 15:56:39,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 15:56:39,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 15:56:39,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 15:56:39,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 15:56:39,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 15:56:39,232 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 15:56:39,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 15:56:39,232 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 15:56:39,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 15:56:39,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 15:56:39,233 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-08 15:56:39,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 15:56:39,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 15:56:39,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 15:56:39,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 15:56:39,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-08 15:56:39,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 15:56:39,234 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-08 15:56:39,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 15:56:39,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 15:56:39,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 15:56:39,507 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 15:56:39,508 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 15:56:39,508 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_7-2.c [2020-07-08 15:56:39,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28efd818a/9e6ad5404c9247f488969687d7222457/FLAG4d7369398 [2020-07-08 15:56:40,012 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 15:56:40,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_7-2.c [2020-07-08 15:56:40,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28efd818a/9e6ad5404c9247f488969687d7222457/FLAG4d7369398 [2020-07-08 15:56:40,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28efd818a/9e6ad5404c9247f488969687d7222457 [2020-07-08 15:56:40,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 15:56:40,410 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 15:56:40,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 15:56:40,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 15:56:40,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 15:56:40,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d51c9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40, skipping insertion in model container [2020-07-08 15:56:40,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 15:56:40,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 15:56:40,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 15:56:40,663 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 15:56:40,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 15:56:40,693 INFO L208 MainTranslator]: Completed translation [2020-07-08 15:56:40,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40 WrapperNode [2020-07-08 15:56:40,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 15:56:40,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 15:56:40,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 15:56:40,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 15:56:40,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... [2020-07-08 15:56:40,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 15:56:40,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 15:56:40,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 15:56:40,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 15:56:40,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 15:56:40,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 15:56:40,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 15:56:40,870 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-08 15:56:40,870 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 15:56:40,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 15:56:40,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 15:56:40,870 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-08 15:56:40,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 15:56:40,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 15:56:40,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 15:56:41,092 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 15:56:41,092 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-08 15:56:41,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 03:56:41 BoogieIcfgContainer [2020-07-08 15:56:41,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 15:56:41,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 15:56:41,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 15:56:41,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 15:56:41,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 03:56:40" (1/3) ... [2020-07-08 15:56:41,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@296f32d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 03:56:41, skipping insertion in model container [2020-07-08 15:56:41,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:56:40" (2/3) ... [2020-07-08 15:56:41,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@296f32d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 03:56:41, skipping insertion in model container [2020-07-08 15:56:41,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 03:56:41" (3/3) ... [2020-07-08 15:56:41,105 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_7-2.c [2020-07-08 15:56:41,116 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-08 15:56:41,123 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 15:56:41,152 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 15:56:41,194 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 15:56:41,194 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 15:56:41,194 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-08 15:56:41,194 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 15:56:41,195 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 15:56:41,195 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 15:56:41,195 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 15:56:41,195 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 15:56:41,211 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2020-07-08 15:56:41,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-07-08 15:56:41,228 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:41,229 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:41,237 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:41,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:41,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1756383024, now seen corresponding path program 1 times [2020-07-08 15:56:41,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:41,257 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [989441387] [2020-07-08 15:56:41,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:56:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:41,444 INFO L280 TraceCheckUtils]: 0: Hoare triple {34#true} assume true; {34#true} is VALID [2020-07-08 15:56:41,445 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {34#true} {34#true} #40#return; {34#true} is VALID [2020-07-08 15:56:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:41,523 INFO L280 TraceCheckUtils]: 0: Hoare triple {34#true} ~n := #in~n; {44#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:41,524 INFO L280 TraceCheckUtils]: 1: Hoare triple {44#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {45#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:41,524 INFO L280 TraceCheckUtils]: 2: Hoare triple {45#(<= |fibo_#in~n| 0)} #res := 0; {45#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:41,525 INFO L280 TraceCheckUtils]: 3: Hoare triple {45#(<= |fibo_#in~n| 0)} assume true; {45#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:41,527 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {45#(<= |fibo_#in~n| 0)} {38#(<= 7 main_~x~0)} #44#return; {35#false} is VALID [2020-07-08 15:56:41,528 INFO L263 TraceCheckUtils]: 0: Hoare triple {34#true} call ULTIMATE.init(); {34#true} is VALID [2020-07-08 15:56:41,528 INFO L280 TraceCheckUtils]: 1: Hoare triple {34#true} assume true; {34#true} is VALID [2020-07-08 15:56:41,529 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {34#true} {34#true} #40#return; {34#true} is VALID [2020-07-08 15:56:41,529 INFO L263 TraceCheckUtils]: 3: Hoare triple {34#true} call #t~ret3 := main(); {34#true} is VALID [2020-07-08 15:56:41,531 INFO L280 TraceCheckUtils]: 4: Hoare triple {34#true} ~x~0 := 7; {38#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:41,532 INFO L263 TraceCheckUtils]: 5: Hoare triple {38#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {34#true} is VALID [2020-07-08 15:56:41,533 INFO L280 TraceCheckUtils]: 6: Hoare triple {34#true} ~n := #in~n; {44#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:41,535 INFO L280 TraceCheckUtils]: 7: Hoare triple {44#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {45#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:41,537 INFO L280 TraceCheckUtils]: 8: Hoare triple {45#(<= |fibo_#in~n| 0)} #res := 0; {45#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:41,538 INFO L280 TraceCheckUtils]: 9: Hoare triple {45#(<= |fibo_#in~n| 0)} assume true; {45#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:41,540 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {45#(<= |fibo_#in~n| 0)} {38#(<= 7 main_~x~0)} #44#return; {35#false} is VALID [2020-07-08 15:56:41,541 INFO L280 TraceCheckUtils]: 11: Hoare triple {35#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {35#false} is VALID [2020-07-08 15:56:41,541 INFO L280 TraceCheckUtils]: 12: Hoare triple {35#false} ~result~0 := #t~ret2; {35#false} is VALID [2020-07-08 15:56:41,542 INFO L280 TraceCheckUtils]: 13: Hoare triple {35#false} havoc #t~ret2; {35#false} is VALID [2020-07-08 15:56:41,542 INFO L280 TraceCheckUtils]: 14: Hoare triple {35#false} assume 13 == ~result~0; {35#false} is VALID [2020-07-08 15:56:41,542 INFO L280 TraceCheckUtils]: 15: Hoare triple {35#false} assume !false; {35#false} is VALID [2020-07-08 15:56:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 15:56:41,545 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:41,547 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [989441387] [2020-07-08 15:56:41,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:41,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 15:56:41,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333162734] [2020-07-08 15:56:41,556 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-07-08 15:56:41,559 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:41,563 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 15:56:41,598 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:41,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 15:56:41,599 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:41,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 15:56:41,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 15:56:41,611 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 5 states. [2020-07-08 15:56:41,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:41,923 INFO L93 Difference]: Finished difference Result 44 states and 50 transitions. [2020-07-08 15:56:41,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 15:56:41,924 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-07-08 15:56:41,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:41,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 15:56:41,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 50 transitions. [2020-07-08 15:56:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 15:56:41,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 50 transitions. [2020-07-08 15:56:41,942 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 50 transitions. [2020-07-08 15:56:42,018 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:42,031 INFO L225 Difference]: With dead ends: 44 [2020-07-08 15:56:42,032 INFO L226 Difference]: Without dead ends: 28 [2020-07-08 15:56:42,035 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 15:56:42,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-07-08 15:56:42,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-07-08 15:56:42,119 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:42,120 INFO L82 GeneralOperation]: Start isEquivalent. First operand 28 states. Second operand 28 states. [2020-07-08 15:56:42,120 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2020-07-08 15:56:42,121 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2020-07-08 15:56:42,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:42,128 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2020-07-08 15:56:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2020-07-08 15:56:42,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:42,129 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:42,129 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2020-07-08 15:56:42,130 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2020-07-08 15:56:42,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:42,135 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2020-07-08 15:56:42,135 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2020-07-08 15:56:42,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:42,137 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:42,137 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:42,137 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:42,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-08 15:56:42,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2020-07-08 15:56:42,148 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 16 [2020-07-08 15:56:42,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:42,149 INFO L479 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2020-07-08 15:56:42,149 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 15:56:42,149 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 32 transitions. [2020-07-08 15:56:42,197 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:42,197 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2020-07-08 15:56:42,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-08 15:56:42,198 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:42,198 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:42,199 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 15:56:42,199 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:42,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:42,200 INFO L82 PathProgramCache]: Analyzing trace with hash -389703589, now seen corresponding path program 1 times [2020-07-08 15:56:42,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:42,200 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [571906085] [2020-07-08 15:56:42,200 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:56:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,233 INFO L280 TraceCheckUtils]: 0: Hoare triple {250#true} assume true; {250#true} is VALID [2020-07-08 15:56:42,234 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {250#true} {250#true} #40#return; {250#true} is VALID [2020-07-08 15:56:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,265 INFO L280 TraceCheckUtils]: 0: Hoare triple {250#true} ~n := #in~n; {261#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:42,266 INFO L280 TraceCheckUtils]: 1: Hoare triple {261#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {261#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:42,266 INFO L280 TraceCheckUtils]: 2: Hoare triple {261#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {262#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:42,267 INFO L280 TraceCheckUtils]: 3: Hoare triple {262#(<= |fibo_#in~n| 1)} #res := 1; {262#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:42,268 INFO L280 TraceCheckUtils]: 4: Hoare triple {262#(<= |fibo_#in~n| 1)} assume true; {262#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:42,270 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {262#(<= |fibo_#in~n| 1)} {254#(<= 7 main_~x~0)} #44#return; {251#false} is VALID [2020-07-08 15:56:42,270 INFO L263 TraceCheckUtils]: 0: Hoare triple {250#true} call ULTIMATE.init(); {250#true} is VALID [2020-07-08 15:56:42,270 INFO L280 TraceCheckUtils]: 1: Hoare triple {250#true} assume true; {250#true} is VALID [2020-07-08 15:56:42,271 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {250#true} {250#true} #40#return; {250#true} is VALID [2020-07-08 15:56:42,271 INFO L263 TraceCheckUtils]: 3: Hoare triple {250#true} call #t~ret3 := main(); {250#true} is VALID [2020-07-08 15:56:42,272 INFO L280 TraceCheckUtils]: 4: Hoare triple {250#true} ~x~0 := 7; {254#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:42,272 INFO L263 TraceCheckUtils]: 5: Hoare triple {254#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {250#true} is VALID [2020-07-08 15:56:42,273 INFO L280 TraceCheckUtils]: 6: Hoare triple {250#true} ~n := #in~n; {261#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:42,274 INFO L280 TraceCheckUtils]: 7: Hoare triple {261#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {261#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:42,275 INFO L280 TraceCheckUtils]: 8: Hoare triple {261#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {262#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:42,275 INFO L280 TraceCheckUtils]: 9: Hoare triple {262#(<= |fibo_#in~n| 1)} #res := 1; {262#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:42,276 INFO L280 TraceCheckUtils]: 10: Hoare triple {262#(<= |fibo_#in~n| 1)} assume true; {262#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:42,278 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {262#(<= |fibo_#in~n| 1)} {254#(<= 7 main_~x~0)} #44#return; {251#false} is VALID [2020-07-08 15:56:42,278 INFO L280 TraceCheckUtils]: 12: Hoare triple {251#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {251#false} is VALID [2020-07-08 15:56:42,278 INFO L280 TraceCheckUtils]: 13: Hoare triple {251#false} ~result~0 := #t~ret2; {251#false} is VALID [2020-07-08 15:56:42,279 INFO L280 TraceCheckUtils]: 14: Hoare triple {251#false} havoc #t~ret2; {251#false} is VALID [2020-07-08 15:56:42,279 INFO L280 TraceCheckUtils]: 15: Hoare triple {251#false} assume 13 == ~result~0; {251#false} is VALID [2020-07-08 15:56:42,279 INFO L280 TraceCheckUtils]: 16: Hoare triple {251#false} assume !false; {251#false} is VALID [2020-07-08 15:56:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 15:56:42,280 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:42,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [571906085] [2020-07-08 15:56:42,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:42,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 15:56:42,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184274839] [2020-07-08 15:56:42,282 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-07-08 15:56:42,283 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:42,283 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 15:56:42,302 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:42,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 15:56:42,303 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:42,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 15:56:42,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 15:56:42,303 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand 5 states. [2020-07-08 15:56:42,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:42,490 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2020-07-08 15:56:42,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 15:56:42,490 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-07-08 15:56:42,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:42,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 15:56:42,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 38 transitions. [2020-07-08 15:56:42,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 15:56:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 38 transitions. [2020-07-08 15:56:42,498 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 38 transitions. [2020-07-08 15:56:42,541 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:42,544 INFO L225 Difference]: With dead ends: 36 [2020-07-08 15:56:42,544 INFO L226 Difference]: Without dead ends: 30 [2020-07-08 15:56:42,546 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 15:56:42,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-08 15:56:42,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2020-07-08 15:56:42,583 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:42,583 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 28 states. [2020-07-08 15:56:42,583 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 28 states. [2020-07-08 15:56:42,584 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 28 states. [2020-07-08 15:56:42,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:42,588 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2020-07-08 15:56:42,588 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2020-07-08 15:56:42,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:42,590 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:42,590 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 30 states. [2020-07-08 15:56:42,590 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 30 states. [2020-07-08 15:56:42,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:42,594 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2020-07-08 15:56:42,594 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2020-07-08 15:56:42,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:42,595 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:42,596 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:42,596 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-08 15:56:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2020-07-08 15:56:42,599 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 17 [2020-07-08 15:56:42,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:42,599 INFO L479 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2020-07-08 15:56:42,599 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 15:56:42,600 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 32 transitions. [2020-07-08 15:56:42,640 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:42,641 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2020-07-08 15:56:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-08 15:56:42,642 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:42,643 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:42,643 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 15:56:42,643 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:42,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:42,644 INFO L82 PathProgramCache]: Analyzing trace with hash 50309368, now seen corresponding path program 1 times [2020-07-08 15:56:42,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:42,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [799519358] [2020-07-08 15:56:42,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:56:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,706 INFO L280 TraceCheckUtils]: 0: Hoare triple {455#true} assume true; {455#true} is VALID [2020-07-08 15:56:42,706 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {455#true} {455#true} #40#return; {455#true} is VALID [2020-07-08 15:56:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,787 INFO L280 TraceCheckUtils]: 0: Hoare triple {455#true} ~n := #in~n; {494#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:42,788 INFO L280 TraceCheckUtils]: 1: Hoare triple {494#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,789 INFO L280 TraceCheckUtils]: 2: Hoare triple {495#(<= |fibo_#in~n| 0)} #res := 0; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,789 INFO L280 TraceCheckUtils]: 3: Hoare triple {495#(<= |fibo_#in~n| 0)} assume true; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,790 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {495#(<= |fibo_#in~n| 0)} {483#(< 1 fibo_~n)} #46#return; {456#false} is VALID [2020-07-08 15:56:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:42,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {455#true} ~n := #in~n; {455#true} is VALID [2020-07-08 15:56:42,797 INFO L280 TraceCheckUtils]: 1: Hoare triple {455#true} assume ~n < 1; {455#true} is VALID [2020-07-08 15:56:42,798 INFO L280 TraceCheckUtils]: 2: Hoare triple {455#true} #res := 0; {455#true} is VALID [2020-07-08 15:56:42,798 INFO L280 TraceCheckUtils]: 3: Hoare triple {455#true} assume true; {455#true} is VALID [2020-07-08 15:56:42,799 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {455#true} {456#false} #48#return; {456#false} is VALID [2020-07-08 15:56:42,799 INFO L280 TraceCheckUtils]: 0: Hoare triple {455#true} ~n := #in~n; {455#true} is VALID [2020-07-08 15:56:42,800 INFO L280 TraceCheckUtils]: 1: Hoare triple {455#true} assume !(~n < 1); {482#(< 0 fibo_~n)} is VALID [2020-07-08 15:56:42,801 INFO L280 TraceCheckUtils]: 2: Hoare triple {482#(< 0 fibo_~n)} assume !(1 == ~n); {483#(< 1 fibo_~n)} is VALID [2020-07-08 15:56:42,802 INFO L263 TraceCheckUtils]: 3: Hoare triple {483#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {455#true} is VALID [2020-07-08 15:56:42,802 INFO L280 TraceCheckUtils]: 4: Hoare triple {455#true} ~n := #in~n; {494#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:42,803 INFO L280 TraceCheckUtils]: 5: Hoare triple {494#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,804 INFO L280 TraceCheckUtils]: 6: Hoare triple {495#(<= |fibo_#in~n| 0)} #res := 0; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,805 INFO L280 TraceCheckUtils]: 7: Hoare triple {495#(<= |fibo_#in~n| 0)} assume true; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,806 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {495#(<= |fibo_#in~n| 0)} {483#(< 1 fibo_~n)} #46#return; {456#false} is VALID [2020-07-08 15:56:42,807 INFO L280 TraceCheckUtils]: 9: Hoare triple {456#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {456#false} is VALID [2020-07-08 15:56:42,807 INFO L263 TraceCheckUtils]: 10: Hoare triple {456#false} call #t~ret1 := fibo(~n - 2); {455#true} is VALID [2020-07-08 15:56:42,808 INFO L280 TraceCheckUtils]: 11: Hoare triple {455#true} ~n := #in~n; {455#true} is VALID [2020-07-08 15:56:42,808 INFO L280 TraceCheckUtils]: 12: Hoare triple {455#true} assume ~n < 1; {455#true} is VALID [2020-07-08 15:56:42,808 INFO L280 TraceCheckUtils]: 13: Hoare triple {455#true} #res := 0; {455#true} is VALID [2020-07-08 15:56:42,809 INFO L280 TraceCheckUtils]: 14: Hoare triple {455#true} assume true; {455#true} is VALID [2020-07-08 15:56:42,809 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {455#true} {456#false} #48#return; {456#false} is VALID [2020-07-08 15:56:42,810 INFO L280 TraceCheckUtils]: 16: Hoare triple {456#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {456#false} is VALID [2020-07-08 15:56:42,810 INFO L280 TraceCheckUtils]: 17: Hoare triple {456#false} #res := #t~ret0 + #t~ret1; {456#false} is VALID [2020-07-08 15:56:42,810 INFO L280 TraceCheckUtils]: 18: Hoare triple {456#false} havoc #t~ret0; {456#false} is VALID [2020-07-08 15:56:42,811 INFO L280 TraceCheckUtils]: 19: Hoare triple {456#false} havoc #t~ret1; {456#false} is VALID [2020-07-08 15:56:42,811 INFO L280 TraceCheckUtils]: 20: Hoare triple {456#false} assume true; {456#false} is VALID [2020-07-08 15:56:42,811 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {456#false} {459#(<= 7 main_~x~0)} #44#return; {456#false} is VALID [2020-07-08 15:56:42,813 INFO L263 TraceCheckUtils]: 0: Hoare triple {455#true} call ULTIMATE.init(); {455#true} is VALID [2020-07-08 15:56:42,813 INFO L280 TraceCheckUtils]: 1: Hoare triple {455#true} assume true; {455#true} is VALID [2020-07-08 15:56:42,813 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {455#true} {455#true} #40#return; {455#true} is VALID [2020-07-08 15:56:42,814 INFO L263 TraceCheckUtils]: 3: Hoare triple {455#true} call #t~ret3 := main(); {455#true} is VALID [2020-07-08 15:56:42,815 INFO L280 TraceCheckUtils]: 4: Hoare triple {455#true} ~x~0 := 7; {459#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:42,815 INFO L263 TraceCheckUtils]: 5: Hoare triple {459#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {455#true} is VALID [2020-07-08 15:56:42,816 INFO L280 TraceCheckUtils]: 6: Hoare triple {455#true} ~n := #in~n; {455#true} is VALID [2020-07-08 15:56:42,817 INFO L280 TraceCheckUtils]: 7: Hoare triple {455#true} assume !(~n < 1); {482#(< 0 fibo_~n)} is VALID [2020-07-08 15:56:42,826 INFO L280 TraceCheckUtils]: 8: Hoare triple {482#(< 0 fibo_~n)} assume !(1 == ~n); {483#(< 1 fibo_~n)} is VALID [2020-07-08 15:56:42,827 INFO L263 TraceCheckUtils]: 9: Hoare triple {483#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {455#true} is VALID [2020-07-08 15:56:42,827 INFO L280 TraceCheckUtils]: 10: Hoare triple {455#true} ~n := #in~n; {494#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:42,828 INFO L280 TraceCheckUtils]: 11: Hoare triple {494#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,831 INFO L280 TraceCheckUtils]: 12: Hoare triple {495#(<= |fibo_#in~n| 0)} #res := 0; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,832 INFO L280 TraceCheckUtils]: 13: Hoare triple {495#(<= |fibo_#in~n| 0)} assume true; {495#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:42,833 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {495#(<= |fibo_#in~n| 0)} {483#(< 1 fibo_~n)} #46#return; {456#false} is VALID [2020-07-08 15:56:42,834 INFO L280 TraceCheckUtils]: 15: Hoare triple {456#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {456#false} is VALID [2020-07-08 15:56:42,834 INFO L263 TraceCheckUtils]: 16: Hoare triple {456#false} call #t~ret1 := fibo(~n - 2); {455#true} is VALID [2020-07-08 15:56:42,834 INFO L280 TraceCheckUtils]: 17: Hoare triple {455#true} ~n := #in~n; {455#true} is VALID [2020-07-08 15:56:42,835 INFO L280 TraceCheckUtils]: 18: Hoare triple {455#true} assume ~n < 1; {455#true} is VALID [2020-07-08 15:56:42,835 INFO L280 TraceCheckUtils]: 19: Hoare triple {455#true} #res := 0; {455#true} is VALID [2020-07-08 15:56:42,836 INFO L280 TraceCheckUtils]: 20: Hoare triple {455#true} assume true; {455#true} is VALID [2020-07-08 15:56:42,836 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {455#true} {456#false} #48#return; {456#false} is VALID [2020-07-08 15:56:42,836 INFO L280 TraceCheckUtils]: 22: Hoare triple {456#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {456#false} is VALID [2020-07-08 15:56:42,837 INFO L280 TraceCheckUtils]: 23: Hoare triple {456#false} #res := #t~ret0 + #t~ret1; {456#false} is VALID [2020-07-08 15:56:42,837 INFO L280 TraceCheckUtils]: 24: Hoare triple {456#false} havoc #t~ret0; {456#false} is VALID [2020-07-08 15:56:42,841 INFO L280 TraceCheckUtils]: 25: Hoare triple {456#false} havoc #t~ret1; {456#false} is VALID [2020-07-08 15:56:42,841 INFO L280 TraceCheckUtils]: 26: Hoare triple {456#false} assume true; {456#false} is VALID [2020-07-08 15:56:42,842 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {456#false} {459#(<= 7 main_~x~0)} #44#return; {456#false} is VALID [2020-07-08 15:56:42,842 INFO L280 TraceCheckUtils]: 28: Hoare triple {456#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {456#false} is VALID [2020-07-08 15:56:42,842 INFO L280 TraceCheckUtils]: 29: Hoare triple {456#false} ~result~0 := #t~ret2; {456#false} is VALID [2020-07-08 15:56:42,843 INFO L280 TraceCheckUtils]: 30: Hoare triple {456#false} havoc #t~ret2; {456#false} is VALID [2020-07-08 15:56:42,843 INFO L280 TraceCheckUtils]: 31: Hoare triple {456#false} assume 13 == ~result~0; {456#false} is VALID [2020-07-08 15:56:42,843 INFO L280 TraceCheckUtils]: 32: Hoare triple {456#false} assume !false; {456#false} is VALID [2020-07-08 15:56:42,846 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-08 15:56:42,846 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:42,846 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [799519358] [2020-07-08 15:56:42,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:42,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-08 15:56:42,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225354827] [2020-07-08 15:56:42,848 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-07-08 15:56:42,849 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:42,849 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-08 15:56:42,896 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:42,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-08 15:56:42,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:42,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-08 15:56:42,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-07-08 15:56:42,898 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand 7 states. [2020-07-08 15:56:43,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:43,236 INFO L93 Difference]: Finished difference Result 52 states and 63 transitions. [2020-07-08 15:56:43,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-08 15:56:43,236 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-07-08 15:56:43,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:43,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-08 15:56:43,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 60 transitions. [2020-07-08 15:56:43,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-08 15:56:43,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 60 transitions. [2020-07-08 15:56:43,244 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 60 transitions. [2020-07-08 15:56:43,313 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:43,315 INFO L225 Difference]: With dead ends: 52 [2020-07-08 15:56:43,315 INFO L226 Difference]: Without dead ends: 30 [2020-07-08 15:56:43,316 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-08 15:56:43,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-08 15:56:43,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-07-08 15:56:43,354 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:43,354 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 30 states. [2020-07-08 15:56:43,354 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-08 15:56:43,354 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-08 15:56:43,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:43,357 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2020-07-08 15:56:43,357 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2020-07-08 15:56:43,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:43,358 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:43,359 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-08 15:56:43,359 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-08 15:56:43,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:43,362 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2020-07-08 15:56:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2020-07-08 15:56:43,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:43,363 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:43,363 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:43,363 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-08 15:56:43,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2020-07-08 15:56:43,374 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 33 [2020-07-08 15:56:43,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:43,374 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2020-07-08 15:56:43,375 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-08 15:56:43,375 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states and 34 transitions. [2020-07-08 15:56:43,413 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2020-07-08 15:56:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-07-08 15:56:43,415 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:43,416 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, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:43,416 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 15:56:43,416 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:43,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:43,416 INFO L82 PathProgramCache]: Analyzing trace with hash -643371531, now seen corresponding path program 1 times [2020-07-08 15:56:43,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:43,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812429827] [2020-07-08 15:56:43,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:56:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:43,454 INFO L280 TraceCheckUtils]: 0: Hoare triple {730#true} assume true; {730#true} is VALID [2020-07-08 15:56:43,454 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {730#true} {730#true} #40#return; {730#true} is VALID [2020-07-08 15:56:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:43,531 INFO L280 TraceCheckUtils]: 0: Hoare triple {730#true} ~n := #in~n; {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,532 INFO L280 TraceCheckUtils]: 1: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,533 INFO L280 TraceCheckUtils]: 2: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,533 INFO L280 TraceCheckUtils]: 3: Hoare triple {772#(<= |fibo_#in~n| 1)} #res := 1; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,534 INFO L280 TraceCheckUtils]: 4: Hoare triple {772#(<= |fibo_#in~n| 1)} assume true; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,535 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {772#(<= |fibo_#in~n| 1)} {758#(= fibo_~n |fibo_#in~n|)} #46#return; {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:43,543 INFO L280 TraceCheckUtils]: 0: Hoare triple {730#true} ~n := #in~n; {730#true} is VALID [2020-07-08 15:56:43,543 INFO L280 TraceCheckUtils]: 1: Hoare triple {730#true} assume ~n < 1; {730#true} is VALID [2020-07-08 15:56:43,544 INFO L280 TraceCheckUtils]: 2: Hoare triple {730#true} #res := 0; {730#true} is VALID [2020-07-08 15:56:43,544 INFO L280 TraceCheckUtils]: 3: Hoare triple {730#true} assume true; {730#true} is VALID [2020-07-08 15:56:43,545 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {730#true} {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,546 INFO L280 TraceCheckUtils]: 0: Hoare triple {730#true} ~n := #in~n; {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,547 INFO L280 TraceCheckUtils]: 1: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,547 INFO L280 TraceCheckUtils]: 2: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,547 INFO L263 TraceCheckUtils]: 3: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {730#true} is VALID [2020-07-08 15:56:43,548 INFO L280 TraceCheckUtils]: 4: Hoare triple {730#true} ~n := #in~n; {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,549 INFO L280 TraceCheckUtils]: 5: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,550 INFO L280 TraceCheckUtils]: 6: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,550 INFO L280 TraceCheckUtils]: 7: Hoare triple {772#(<= |fibo_#in~n| 1)} #res := 1; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,551 INFO L280 TraceCheckUtils]: 8: Hoare triple {772#(<= |fibo_#in~n| 1)} assume true; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,552 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {772#(<= |fibo_#in~n| 1)} {758#(= fibo_~n |fibo_#in~n|)} #46#return; {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:43,553 INFO L280 TraceCheckUtils]: 10: Hoare triple {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:43,553 INFO L263 TraceCheckUtils]: 11: Hoare triple {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {730#true} is VALID [2020-07-08 15:56:43,554 INFO L280 TraceCheckUtils]: 12: Hoare triple {730#true} ~n := #in~n; {730#true} is VALID [2020-07-08 15:56:43,554 INFO L280 TraceCheckUtils]: 13: Hoare triple {730#true} assume ~n < 1; {730#true} is VALID [2020-07-08 15:56:43,554 INFO L280 TraceCheckUtils]: 14: Hoare triple {730#true} #res := 0; {730#true} is VALID [2020-07-08 15:56:43,554 INFO L280 TraceCheckUtils]: 15: Hoare triple {730#true} assume true; {730#true} is VALID [2020-07-08 15:56:43,556 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {730#true} {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,556 INFO L280 TraceCheckUtils]: 17: Hoare triple {771#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,557 INFO L280 TraceCheckUtils]: 18: Hoare triple {771#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,558 INFO L280 TraceCheckUtils]: 19: Hoare triple {771#(<= |fibo_#in~n| 2)} havoc #t~ret0; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,558 INFO L280 TraceCheckUtils]: 20: Hoare triple {771#(<= |fibo_#in~n| 2)} havoc #t~ret1; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,559 INFO L280 TraceCheckUtils]: 21: Hoare triple {771#(<= |fibo_#in~n| 2)} assume true; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,560 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {771#(<= |fibo_#in~n| 2)} {734#(<= 7 main_~x~0)} #44#return; {731#false} is VALID [2020-07-08 15:56:43,561 INFO L263 TraceCheckUtils]: 0: Hoare triple {730#true} call ULTIMATE.init(); {730#true} is VALID [2020-07-08 15:56:43,561 INFO L280 TraceCheckUtils]: 1: Hoare triple {730#true} assume true; {730#true} is VALID [2020-07-08 15:56:43,562 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {730#true} {730#true} #40#return; {730#true} is VALID [2020-07-08 15:56:43,562 INFO L263 TraceCheckUtils]: 3: Hoare triple {730#true} call #t~ret3 := main(); {730#true} is VALID [2020-07-08 15:56:43,563 INFO L280 TraceCheckUtils]: 4: Hoare triple {730#true} ~x~0 := 7; {734#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:43,563 INFO L263 TraceCheckUtils]: 5: Hoare triple {734#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {730#true} is VALID [2020-07-08 15:56:43,564 INFO L280 TraceCheckUtils]: 6: Hoare triple {730#true} ~n := #in~n; {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,564 INFO L280 TraceCheckUtils]: 7: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,565 INFO L280 TraceCheckUtils]: 8: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,565 INFO L263 TraceCheckUtils]: 9: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {730#true} is VALID [2020-07-08 15:56:43,566 INFO L280 TraceCheckUtils]: 10: Hoare triple {730#true} ~n := #in~n; {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,566 INFO L280 TraceCheckUtils]: 11: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {758#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:43,567 INFO L280 TraceCheckUtils]: 12: Hoare triple {758#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,568 INFO L280 TraceCheckUtils]: 13: Hoare triple {772#(<= |fibo_#in~n| 1)} #res := 1; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,568 INFO L280 TraceCheckUtils]: 14: Hoare triple {772#(<= |fibo_#in~n| 1)} assume true; {772#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:43,570 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {772#(<= |fibo_#in~n| 1)} {758#(= fibo_~n |fibo_#in~n|)} #46#return; {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:43,570 INFO L280 TraceCheckUtils]: 16: Hoare triple {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:43,571 INFO L263 TraceCheckUtils]: 17: Hoare triple {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {730#true} is VALID [2020-07-08 15:56:43,571 INFO L280 TraceCheckUtils]: 18: Hoare triple {730#true} ~n := #in~n; {730#true} is VALID [2020-07-08 15:56:43,571 INFO L280 TraceCheckUtils]: 19: Hoare triple {730#true} assume ~n < 1; {730#true} is VALID [2020-07-08 15:56:43,571 INFO L280 TraceCheckUtils]: 20: Hoare triple {730#true} #res := 0; {730#true} is VALID [2020-07-08 15:56:43,572 INFO L280 TraceCheckUtils]: 21: Hoare triple {730#true} assume true; {730#true} is VALID [2020-07-08 15:56:43,573 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {730#true} {765#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,573 INFO L280 TraceCheckUtils]: 23: Hoare triple {771#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,574 INFO L280 TraceCheckUtils]: 24: Hoare triple {771#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,575 INFO L280 TraceCheckUtils]: 25: Hoare triple {771#(<= |fibo_#in~n| 2)} havoc #t~ret0; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,575 INFO L280 TraceCheckUtils]: 26: Hoare triple {771#(<= |fibo_#in~n| 2)} havoc #t~ret1; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,576 INFO L280 TraceCheckUtils]: 27: Hoare triple {771#(<= |fibo_#in~n| 2)} assume true; {771#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:43,577 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {771#(<= |fibo_#in~n| 2)} {734#(<= 7 main_~x~0)} #44#return; {731#false} is VALID [2020-07-08 15:56:43,577 INFO L280 TraceCheckUtils]: 29: Hoare triple {731#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {731#false} is VALID [2020-07-08 15:56:43,577 INFO L280 TraceCheckUtils]: 30: Hoare triple {731#false} ~result~0 := #t~ret2; {731#false} is VALID [2020-07-08 15:56:43,578 INFO L280 TraceCheckUtils]: 31: Hoare triple {731#false} havoc #t~ret2; {731#false} is VALID [2020-07-08 15:56:43,578 INFO L280 TraceCheckUtils]: 32: Hoare triple {731#false} assume 13 == ~result~0; {731#false} is VALID [2020-07-08 15:56:43,578 INFO L280 TraceCheckUtils]: 33: Hoare triple {731#false} assume !false; {731#false} is VALID [2020-07-08 15:56:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-08 15:56:43,580 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:43,580 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812429827] [2020-07-08 15:56:43,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:43,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-08 15:56:43,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996846492] [2020-07-08 15:56:43,581 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2020-07-08 15:56:43,582 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:43,582 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-08 15:56:43,615 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:43,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-08 15:56:43,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:43,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-08 15:56:43,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-08 15:56:43,616 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand 7 states. [2020-07-08 15:56:43,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:43,989 INFO L93 Difference]: Finished difference Result 56 states and 70 transitions. [2020-07-08 15:56:43,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-08 15:56:43,989 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2020-07-08 15:56:43,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:43,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-08 15:56:43,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 62 transitions. [2020-07-08 15:56:43,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-08 15:56:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 62 transitions. [2020-07-08 15:56:43,996 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 62 transitions. [2020-07-08 15:56:44,079 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:44,083 INFO L225 Difference]: With dead ends: 56 [2020-07-08 15:56:44,083 INFO L226 Difference]: Without dead ends: 50 [2020-07-08 15:56:44,084 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-07-08 15:56:44,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-07-08 15:56:44,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2020-07-08 15:56:44,155 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:44,156 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand 50 states. [2020-07-08 15:56:44,156 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 50 states. [2020-07-08 15:56:44,156 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 50 states. [2020-07-08 15:56:44,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:44,161 INFO L93 Difference]: Finished difference Result 50 states and 64 transitions. [2020-07-08 15:56:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2020-07-08 15:56:44,162 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:44,162 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:44,163 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 50 states. [2020-07-08 15:56:44,163 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 50 states. [2020-07-08 15:56:44,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:44,167 INFO L93 Difference]: Finished difference Result 50 states and 64 transitions. [2020-07-08 15:56:44,168 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2020-07-08 15:56:44,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:44,168 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:44,169 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:44,169 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-07-08 15:56:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2020-07-08 15:56:44,173 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 64 transitions. Word has length 34 [2020-07-08 15:56:44,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:44,173 INFO L479 AbstractCegarLoop]: Abstraction has 50 states and 64 transitions. [2020-07-08 15:56:44,173 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-08 15:56:44,173 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 50 states and 64 transitions. [2020-07-08 15:56:44,247 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2020-07-08 15:56:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-08 15:56:44,250 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:44,250 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:44,251 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 15:56:44,251 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:44,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:44,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1274787059, now seen corresponding path program 2 times [2020-07-08 15:56:44,252 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:44,252 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [689787934] [2020-07-08 15:56:44,252 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:56:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:44,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,297 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1090#true} {1090#true} #40#return; {1090#true} is VALID [2020-07-08 15:56:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:44,410 INFO L280 TraceCheckUtils]: 0: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,410 INFO L280 TraceCheckUtils]: 1: Hoare triple {1090#true} assume !(~n < 1); {1090#true} is VALID [2020-07-08 15:56:44,411 INFO L280 TraceCheckUtils]: 2: Hoare triple {1090#true} assume 1 == ~n; {1090#true} is VALID [2020-07-08 15:56:44,411 INFO L280 TraceCheckUtils]: 3: Hoare triple {1090#true} #res := 1; {1090#true} is VALID [2020-07-08 15:56:44,411 INFO L280 TraceCheckUtils]: 4: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,412 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:44,419 INFO L280 TraceCheckUtils]: 0: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,419 INFO L280 TraceCheckUtils]: 1: Hoare triple {1090#true} assume ~n < 1; {1090#true} is VALID [2020-07-08 15:56:44,420 INFO L280 TraceCheckUtils]: 2: Hoare triple {1090#true} #res := 0; {1090#true} is VALID [2020-07-08 15:56:44,420 INFO L280 TraceCheckUtils]: 3: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,421 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,422 INFO L280 TraceCheckUtils]: 0: Hoare triple {1090#true} ~n := #in~n; {1164#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,423 INFO L280 TraceCheckUtils]: 1: Hoare triple {1164#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1165#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:44,424 INFO L280 TraceCheckUtils]: 2: Hoare triple {1165#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,424 INFO L263 TraceCheckUtils]: 3: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {1090#true} is VALID [2020-07-08 15:56:44,424 INFO L280 TraceCheckUtils]: 4: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,425 INFO L280 TraceCheckUtils]: 5: Hoare triple {1090#true} assume !(~n < 1); {1090#true} is VALID [2020-07-08 15:56:44,425 INFO L280 TraceCheckUtils]: 6: Hoare triple {1090#true} assume 1 == ~n; {1090#true} is VALID [2020-07-08 15:56:44,425 INFO L280 TraceCheckUtils]: 7: Hoare triple {1090#true} #res := 1; {1090#true} is VALID [2020-07-08 15:56:44,425 INFO L280 TraceCheckUtils]: 8: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,426 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,427 INFO L280 TraceCheckUtils]: 10: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,427 INFO L263 TraceCheckUtils]: 11: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1090#true} is VALID [2020-07-08 15:56:44,428 INFO L280 TraceCheckUtils]: 12: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,428 INFO L280 TraceCheckUtils]: 13: Hoare triple {1090#true} assume ~n < 1; {1090#true} is VALID [2020-07-08 15:56:44,428 INFO L280 TraceCheckUtils]: 14: Hoare triple {1090#true} #res := 0; {1090#true} is VALID [2020-07-08 15:56:44,429 INFO L280 TraceCheckUtils]: 15: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,430 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,430 INFO L280 TraceCheckUtils]: 17: Hoare triple {1178#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,431 INFO L280 TraceCheckUtils]: 18: Hoare triple {1178#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,432 INFO L280 TraceCheckUtils]: 19: Hoare triple {1178#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,432 INFO L280 TraceCheckUtils]: 20: Hoare triple {1178#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,433 INFO L280 TraceCheckUtils]: 21: Hoare triple {1178#(<= 2 |fibo_#in~n|)} assume true; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,435 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1178#(<= 2 |fibo_#in~n|)} {1090#true} #46#return; {1158#(<= 3 fibo_~n)} is VALID [2020-07-08 15:56:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:44,454 INFO L280 TraceCheckUtils]: 0: Hoare triple {1090#true} ~n := #in~n; {1164#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,455 INFO L280 TraceCheckUtils]: 1: Hoare triple {1164#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,455 INFO L280 TraceCheckUtils]: 2: Hoare triple {1179#(<= |fibo_#in~n| 0)} #res := 0; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,456 INFO L280 TraceCheckUtils]: 3: Hoare triple {1179#(<= |fibo_#in~n| 0)} assume true; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,457 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1179#(<= |fibo_#in~n| 0)} {1158#(<= 3 fibo_~n)} #48#return; {1091#false} is VALID [2020-07-08 15:56:44,457 INFO L280 TraceCheckUtils]: 0: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,458 INFO L280 TraceCheckUtils]: 1: Hoare triple {1090#true} assume !(~n < 1); {1090#true} is VALID [2020-07-08 15:56:44,458 INFO L280 TraceCheckUtils]: 2: Hoare triple {1090#true} assume !(1 == ~n); {1090#true} is VALID [2020-07-08 15:56:44,458 INFO L263 TraceCheckUtils]: 3: Hoare triple {1090#true} call #t~ret0 := fibo(~n - 1); {1090#true} is VALID [2020-07-08 15:56:44,459 INFO L280 TraceCheckUtils]: 4: Hoare triple {1090#true} ~n := #in~n; {1164#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,460 INFO L280 TraceCheckUtils]: 5: Hoare triple {1164#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1165#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:44,460 INFO L280 TraceCheckUtils]: 6: Hoare triple {1165#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,461 INFO L263 TraceCheckUtils]: 7: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {1090#true} is VALID [2020-07-08 15:56:44,461 INFO L280 TraceCheckUtils]: 8: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,461 INFO L280 TraceCheckUtils]: 9: Hoare triple {1090#true} assume !(~n < 1); {1090#true} is VALID [2020-07-08 15:56:44,462 INFO L280 TraceCheckUtils]: 10: Hoare triple {1090#true} assume 1 == ~n; {1090#true} is VALID [2020-07-08 15:56:44,462 INFO L280 TraceCheckUtils]: 11: Hoare triple {1090#true} #res := 1; {1090#true} is VALID [2020-07-08 15:56:44,462 INFO L280 TraceCheckUtils]: 12: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,463 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,464 INFO L280 TraceCheckUtils]: 14: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,464 INFO L263 TraceCheckUtils]: 15: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1090#true} is VALID [2020-07-08 15:56:44,464 INFO L280 TraceCheckUtils]: 16: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,465 INFO L280 TraceCheckUtils]: 17: Hoare triple {1090#true} assume ~n < 1; {1090#true} is VALID [2020-07-08 15:56:44,465 INFO L280 TraceCheckUtils]: 18: Hoare triple {1090#true} #res := 0; {1090#true} is VALID [2020-07-08 15:56:44,465 INFO L280 TraceCheckUtils]: 19: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,466 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,467 INFO L280 TraceCheckUtils]: 21: Hoare triple {1178#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,467 INFO L280 TraceCheckUtils]: 22: Hoare triple {1178#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,468 INFO L280 TraceCheckUtils]: 23: Hoare triple {1178#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,468 INFO L280 TraceCheckUtils]: 24: Hoare triple {1178#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,469 INFO L280 TraceCheckUtils]: 25: Hoare triple {1178#(<= 2 |fibo_#in~n|)} assume true; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,470 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1178#(<= 2 |fibo_#in~n|)} {1090#true} #46#return; {1158#(<= 3 fibo_~n)} is VALID [2020-07-08 15:56:44,471 INFO L280 TraceCheckUtils]: 27: Hoare triple {1158#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1158#(<= 3 fibo_~n)} is VALID [2020-07-08 15:56:44,471 INFO L263 TraceCheckUtils]: 28: Hoare triple {1158#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {1090#true} is VALID [2020-07-08 15:56:44,472 INFO L280 TraceCheckUtils]: 29: Hoare triple {1090#true} ~n := #in~n; {1164#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,473 INFO L280 TraceCheckUtils]: 30: Hoare triple {1164#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,473 INFO L280 TraceCheckUtils]: 31: Hoare triple {1179#(<= |fibo_#in~n| 0)} #res := 0; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,474 INFO L280 TraceCheckUtils]: 32: Hoare triple {1179#(<= |fibo_#in~n| 0)} assume true; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,475 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1179#(<= |fibo_#in~n| 0)} {1158#(<= 3 fibo_~n)} #48#return; {1091#false} is VALID [2020-07-08 15:56:44,475 INFO L280 TraceCheckUtils]: 34: Hoare triple {1091#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1091#false} is VALID [2020-07-08 15:56:44,475 INFO L280 TraceCheckUtils]: 35: Hoare triple {1091#false} #res := #t~ret0 + #t~ret1; {1091#false} is VALID [2020-07-08 15:56:44,476 INFO L280 TraceCheckUtils]: 36: Hoare triple {1091#false} havoc #t~ret0; {1091#false} is VALID [2020-07-08 15:56:44,476 INFO L280 TraceCheckUtils]: 37: Hoare triple {1091#false} havoc #t~ret1; {1091#false} is VALID [2020-07-08 15:56:44,476 INFO L280 TraceCheckUtils]: 38: Hoare triple {1091#false} assume true; {1091#false} is VALID [2020-07-08 15:56:44,476 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1091#false} {1094#(<= 7 main_~x~0)} #44#return; {1091#false} is VALID [2020-07-08 15:56:44,478 INFO L263 TraceCheckUtils]: 0: Hoare triple {1090#true} call ULTIMATE.init(); {1090#true} is VALID [2020-07-08 15:56:44,479 INFO L280 TraceCheckUtils]: 1: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,479 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1090#true} {1090#true} #40#return; {1090#true} is VALID [2020-07-08 15:56:44,479 INFO L263 TraceCheckUtils]: 3: Hoare triple {1090#true} call #t~ret3 := main(); {1090#true} is VALID [2020-07-08 15:56:44,480 INFO L280 TraceCheckUtils]: 4: Hoare triple {1090#true} ~x~0 := 7; {1094#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:44,480 INFO L263 TraceCheckUtils]: 5: Hoare triple {1094#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {1090#true} is VALID [2020-07-08 15:56:44,480 INFO L280 TraceCheckUtils]: 6: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,481 INFO L280 TraceCheckUtils]: 7: Hoare triple {1090#true} assume !(~n < 1); {1090#true} is VALID [2020-07-08 15:56:44,481 INFO L280 TraceCheckUtils]: 8: Hoare triple {1090#true} assume !(1 == ~n); {1090#true} is VALID [2020-07-08 15:56:44,481 INFO L263 TraceCheckUtils]: 9: Hoare triple {1090#true} call #t~ret0 := fibo(~n - 1); {1090#true} is VALID [2020-07-08 15:56:44,482 INFO L280 TraceCheckUtils]: 10: Hoare triple {1090#true} ~n := #in~n; {1164#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,483 INFO L280 TraceCheckUtils]: 11: Hoare triple {1164#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1165#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:44,483 INFO L280 TraceCheckUtils]: 12: Hoare triple {1165#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,484 INFO L263 TraceCheckUtils]: 13: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {1090#true} is VALID [2020-07-08 15:56:44,484 INFO L280 TraceCheckUtils]: 14: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,484 INFO L280 TraceCheckUtils]: 15: Hoare triple {1090#true} assume !(~n < 1); {1090#true} is VALID [2020-07-08 15:56:44,484 INFO L280 TraceCheckUtils]: 16: Hoare triple {1090#true} assume 1 == ~n; {1090#true} is VALID [2020-07-08 15:56:44,485 INFO L280 TraceCheckUtils]: 17: Hoare triple {1090#true} #res := 1; {1090#true} is VALID [2020-07-08 15:56:44,485 INFO L280 TraceCheckUtils]: 18: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,486 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,487 INFO L280 TraceCheckUtils]: 20: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:44,487 INFO L263 TraceCheckUtils]: 21: Hoare triple {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1090#true} is VALID [2020-07-08 15:56:44,487 INFO L280 TraceCheckUtils]: 22: Hoare triple {1090#true} ~n := #in~n; {1090#true} is VALID [2020-07-08 15:56:44,487 INFO L280 TraceCheckUtils]: 23: Hoare triple {1090#true} assume ~n < 1; {1090#true} is VALID [2020-07-08 15:56:44,488 INFO L280 TraceCheckUtils]: 24: Hoare triple {1090#true} #res := 0; {1090#true} is VALID [2020-07-08 15:56:44,488 INFO L280 TraceCheckUtils]: 25: Hoare triple {1090#true} assume true; {1090#true} is VALID [2020-07-08 15:56:44,489 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1090#true} {1166#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,490 INFO L280 TraceCheckUtils]: 27: Hoare triple {1178#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,490 INFO L280 TraceCheckUtils]: 28: Hoare triple {1178#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,491 INFO L280 TraceCheckUtils]: 29: Hoare triple {1178#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,491 INFO L280 TraceCheckUtils]: 30: Hoare triple {1178#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,492 INFO L280 TraceCheckUtils]: 31: Hoare triple {1178#(<= 2 |fibo_#in~n|)} assume true; {1178#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,493 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1178#(<= 2 |fibo_#in~n|)} {1090#true} #46#return; {1158#(<= 3 fibo_~n)} is VALID [2020-07-08 15:56:44,494 INFO L280 TraceCheckUtils]: 33: Hoare triple {1158#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1158#(<= 3 fibo_~n)} is VALID [2020-07-08 15:56:44,494 INFO L263 TraceCheckUtils]: 34: Hoare triple {1158#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {1090#true} is VALID [2020-07-08 15:56:44,495 INFO L280 TraceCheckUtils]: 35: Hoare triple {1090#true} ~n := #in~n; {1164#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:44,495 INFO L280 TraceCheckUtils]: 36: Hoare triple {1164#(= fibo_~n |fibo_#in~n|)} assume ~n < 1; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,496 INFO L280 TraceCheckUtils]: 37: Hoare triple {1179#(<= |fibo_#in~n| 0)} #res := 0; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,497 INFO L280 TraceCheckUtils]: 38: Hoare triple {1179#(<= |fibo_#in~n| 0)} assume true; {1179#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 15:56:44,498 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1179#(<= |fibo_#in~n| 0)} {1158#(<= 3 fibo_~n)} #48#return; {1091#false} is VALID [2020-07-08 15:56:44,498 INFO L280 TraceCheckUtils]: 40: Hoare triple {1091#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1091#false} is VALID [2020-07-08 15:56:44,499 INFO L280 TraceCheckUtils]: 41: Hoare triple {1091#false} #res := #t~ret0 + #t~ret1; {1091#false} is VALID [2020-07-08 15:56:44,499 INFO L280 TraceCheckUtils]: 42: Hoare triple {1091#false} havoc #t~ret0; {1091#false} is VALID [2020-07-08 15:56:44,499 INFO L280 TraceCheckUtils]: 43: Hoare triple {1091#false} havoc #t~ret1; {1091#false} is VALID [2020-07-08 15:56:44,499 INFO L280 TraceCheckUtils]: 44: Hoare triple {1091#false} assume true; {1091#false} is VALID [2020-07-08 15:56:44,499 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {1091#false} {1094#(<= 7 main_~x~0)} #44#return; {1091#false} is VALID [2020-07-08 15:56:44,500 INFO L280 TraceCheckUtils]: 46: Hoare triple {1091#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1091#false} is VALID [2020-07-08 15:56:44,500 INFO L280 TraceCheckUtils]: 47: Hoare triple {1091#false} ~result~0 := #t~ret2; {1091#false} is VALID [2020-07-08 15:56:44,500 INFO L280 TraceCheckUtils]: 48: Hoare triple {1091#false} havoc #t~ret2; {1091#false} is VALID [2020-07-08 15:56:44,500 INFO L280 TraceCheckUtils]: 49: Hoare triple {1091#false} assume 13 == ~result~0; {1091#false} is VALID [2020-07-08 15:56:44,501 INFO L280 TraceCheckUtils]: 50: Hoare triple {1091#false} assume !false; {1091#false} is VALID [2020-07-08 15:56:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-08 15:56:44,504 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:44,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [689787934] [2020-07-08 15:56:44,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:44,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-08 15:56:44,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695757902] [2020-07-08 15:56:44,505 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2020-07-08 15:56:44,506 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:44,506 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 15:56:44,581 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:44,581 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 15:56:44,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:44,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 15:56:44,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-07-08 15:56:44,582 INFO L87 Difference]: Start difference. First operand 50 states and 64 transitions. Second operand 9 states. [2020-07-08 15:56:45,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:45,092 INFO L93 Difference]: Finished difference Result 111 states and 156 transitions. [2020-07-08 15:56:45,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-08 15:56:45,092 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2020-07-08 15:56:45,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:45,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 15:56:45,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 78 transitions. [2020-07-08 15:56:45,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 15:56:45,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 78 transitions. [2020-07-08 15:56:45,099 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 78 transitions. [2020-07-08 15:56:45,188 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:45,191 INFO L225 Difference]: With dead ends: 111 [2020-07-08 15:56:45,192 INFO L226 Difference]: Without dead ends: 67 [2020-07-08 15:56:45,193 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-07-08 15:56:45,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2020-07-08 15:56:45,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 55. [2020-07-08 15:56:45,270 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:45,270 INFO L82 GeneralOperation]: Start isEquivalent. First operand 67 states. Second operand 55 states. [2020-07-08 15:56:45,270 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand 55 states. [2020-07-08 15:56:45,271 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 55 states. [2020-07-08 15:56:45,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:45,277 INFO L93 Difference]: Finished difference Result 67 states and 86 transitions. [2020-07-08 15:56:45,278 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2020-07-08 15:56:45,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:45,279 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:45,279 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand 67 states. [2020-07-08 15:56:45,279 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 67 states. [2020-07-08 15:56:45,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:45,284 INFO L93 Difference]: Finished difference Result 67 states and 86 transitions. [2020-07-08 15:56:45,284 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2020-07-08 15:56:45,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:45,285 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:45,286 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:45,286 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:45,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-07-08 15:56:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2020-07-08 15:56:45,289 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 51 [2020-07-08 15:56:45,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:45,290 INFO L479 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2020-07-08 15:56:45,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 15:56:45,290 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 55 states and 70 transitions. [2020-07-08 15:56:45,394 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2020-07-08 15:56:45,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 15:56:45,397 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:45,397 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:45,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 15:56:45,398 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:45,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:45,398 INFO L82 PathProgramCache]: Analyzing trace with hash 99184320, now seen corresponding path program 3 times [2020-07-08 15:56:45,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:45,399 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2127628089] [2020-07-08 15:56:45,399 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:56:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:45,465 INFO L280 TraceCheckUtils]: 0: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,466 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1653#true} {1653#true} #40#return; {1653#true} is VALID [2020-07-08 15:56:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:45,604 INFO L280 TraceCheckUtils]: 0: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,605 INFO L280 TraceCheckUtils]: 1: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,606 INFO L280 TraceCheckUtils]: 2: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,606 INFO L280 TraceCheckUtils]: 3: Hoare triple {1744#(<= |fibo_#in~n| 1)} #res := 1; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,607 INFO L280 TraceCheckUtils]: 4: Hoare triple {1744#(<= |fibo_#in~n| 1)} assume true; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,608 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1744#(<= |fibo_#in~n| 1)} {1699#(= fibo_~n |fibo_#in~n|)} #46#return; {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:45,620 INFO L280 TraceCheckUtils]: 0: Hoare triple {1653#true} ~n := #in~n; {1653#true} is VALID [2020-07-08 15:56:45,620 INFO L280 TraceCheckUtils]: 1: Hoare triple {1653#true} assume ~n < 1; {1653#true} is VALID [2020-07-08 15:56:45,621 INFO L280 TraceCheckUtils]: 2: Hoare triple {1653#true} #res := 0; {1653#true} is VALID [2020-07-08 15:56:45,621 INFO L280 TraceCheckUtils]: 3: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,622 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1653#true} {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,624 INFO L280 TraceCheckUtils]: 1: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,624 INFO L280 TraceCheckUtils]: 2: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,625 INFO L263 TraceCheckUtils]: 3: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1653#true} is VALID [2020-07-08 15:56:45,625 INFO L280 TraceCheckUtils]: 4: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,626 INFO L280 TraceCheckUtils]: 5: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,636 INFO L280 TraceCheckUtils]: 6: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,636 INFO L280 TraceCheckUtils]: 7: Hoare triple {1744#(<= |fibo_#in~n| 1)} #res := 1; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,637 INFO L280 TraceCheckUtils]: 8: Hoare triple {1744#(<= |fibo_#in~n| 1)} assume true; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,638 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1744#(<= |fibo_#in~n| 1)} {1699#(= fibo_~n |fibo_#in~n|)} #46#return; {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:45,639 INFO L280 TraceCheckUtils]: 10: Hoare triple {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:45,639 INFO L263 TraceCheckUtils]: 11: Hoare triple {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {1653#true} is VALID [2020-07-08 15:56:45,640 INFO L280 TraceCheckUtils]: 12: Hoare triple {1653#true} ~n := #in~n; {1653#true} is VALID [2020-07-08 15:56:45,640 INFO L280 TraceCheckUtils]: 13: Hoare triple {1653#true} assume ~n < 1; {1653#true} is VALID [2020-07-08 15:56:45,640 INFO L280 TraceCheckUtils]: 14: Hoare triple {1653#true} #res := 0; {1653#true} is VALID [2020-07-08 15:56:45,640 INFO L280 TraceCheckUtils]: 15: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,642 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1653#true} {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,642 INFO L280 TraceCheckUtils]: 17: Hoare triple {1743#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,643 INFO L280 TraceCheckUtils]: 18: Hoare triple {1743#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,643 INFO L280 TraceCheckUtils]: 19: Hoare triple {1743#(<= |fibo_#in~n| 2)} havoc #t~ret0; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,644 INFO L280 TraceCheckUtils]: 20: Hoare triple {1743#(<= |fibo_#in~n| 2)} havoc #t~ret1; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,644 INFO L280 TraceCheckUtils]: 21: Hoare triple {1743#(<= |fibo_#in~n| 2)} assume true; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,646 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1743#(<= |fibo_#in~n| 2)} {1699#(= fibo_~n |fibo_#in~n|)} #46#return; {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:45,655 INFO L280 TraceCheckUtils]: 0: Hoare triple {1653#true} ~n := #in~n; {1653#true} is VALID [2020-07-08 15:56:45,655 INFO L280 TraceCheckUtils]: 1: Hoare triple {1653#true} assume !(~n < 1); {1653#true} is VALID [2020-07-08 15:56:45,655 INFO L280 TraceCheckUtils]: 2: Hoare triple {1653#true} assume 1 == ~n; {1653#true} is VALID [2020-07-08 15:56:45,656 INFO L280 TraceCheckUtils]: 3: Hoare triple {1653#true} #res := 1; {1653#true} is VALID [2020-07-08 15:56:45,656 INFO L280 TraceCheckUtils]: 4: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,657 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1653#true} {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,658 INFO L280 TraceCheckUtils]: 1: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,659 INFO L280 TraceCheckUtils]: 2: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,659 INFO L263 TraceCheckUtils]: 3: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1653#true} is VALID [2020-07-08 15:56:45,659 INFO L280 TraceCheckUtils]: 4: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,660 INFO L280 TraceCheckUtils]: 5: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,660 INFO L280 TraceCheckUtils]: 6: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,661 INFO L263 TraceCheckUtils]: 7: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1653#true} is VALID [2020-07-08 15:56:45,661 INFO L280 TraceCheckUtils]: 8: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,662 INFO L280 TraceCheckUtils]: 9: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,662 INFO L280 TraceCheckUtils]: 10: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,663 INFO L280 TraceCheckUtils]: 11: Hoare triple {1744#(<= |fibo_#in~n| 1)} #res := 1; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,664 INFO L280 TraceCheckUtils]: 12: Hoare triple {1744#(<= |fibo_#in~n| 1)} assume true; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,665 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {1744#(<= |fibo_#in~n| 1)} {1699#(= fibo_~n |fibo_#in~n|)} #46#return; {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:45,666 INFO L280 TraceCheckUtils]: 14: Hoare triple {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:45,666 INFO L263 TraceCheckUtils]: 15: Hoare triple {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {1653#true} is VALID [2020-07-08 15:56:45,666 INFO L280 TraceCheckUtils]: 16: Hoare triple {1653#true} ~n := #in~n; {1653#true} is VALID [2020-07-08 15:56:45,666 INFO L280 TraceCheckUtils]: 17: Hoare triple {1653#true} assume ~n < 1; {1653#true} is VALID [2020-07-08 15:56:45,667 INFO L280 TraceCheckUtils]: 18: Hoare triple {1653#true} #res := 0; {1653#true} is VALID [2020-07-08 15:56:45,667 INFO L280 TraceCheckUtils]: 19: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,668 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1653#true} {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,668 INFO L280 TraceCheckUtils]: 21: Hoare triple {1743#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,669 INFO L280 TraceCheckUtils]: 22: Hoare triple {1743#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,669 INFO L280 TraceCheckUtils]: 23: Hoare triple {1743#(<= |fibo_#in~n| 2)} havoc #t~ret0; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,670 INFO L280 TraceCheckUtils]: 24: Hoare triple {1743#(<= |fibo_#in~n| 2)} havoc #t~ret1; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,671 INFO L280 TraceCheckUtils]: 25: Hoare triple {1743#(<= |fibo_#in~n| 2)} assume true; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,672 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1743#(<= |fibo_#in~n| 2)} {1699#(= fibo_~n |fibo_#in~n|)} #46#return; {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:45,673 INFO L280 TraceCheckUtils]: 27: Hoare triple {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:45,673 INFO L263 TraceCheckUtils]: 28: Hoare triple {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {1653#true} is VALID [2020-07-08 15:56:45,673 INFO L280 TraceCheckUtils]: 29: Hoare triple {1653#true} ~n := #in~n; {1653#true} is VALID [2020-07-08 15:56:45,674 INFO L280 TraceCheckUtils]: 30: Hoare triple {1653#true} assume !(~n < 1); {1653#true} is VALID [2020-07-08 15:56:45,674 INFO L280 TraceCheckUtils]: 31: Hoare triple {1653#true} assume 1 == ~n; {1653#true} is VALID [2020-07-08 15:56:45,674 INFO L280 TraceCheckUtils]: 32: Hoare triple {1653#true} #res := 1; {1653#true} is VALID [2020-07-08 15:56:45,674 INFO L280 TraceCheckUtils]: 33: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,675 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {1653#true} {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,676 INFO L280 TraceCheckUtils]: 35: Hoare triple {1730#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,676 INFO L280 TraceCheckUtils]: 36: Hoare triple {1730#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,677 INFO L280 TraceCheckUtils]: 37: Hoare triple {1730#(<= |fibo_#in~n| 3)} havoc #t~ret0; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,678 INFO L280 TraceCheckUtils]: 38: Hoare triple {1730#(<= |fibo_#in~n| 3)} havoc #t~ret1; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,678 INFO L280 TraceCheckUtils]: 39: Hoare triple {1730#(<= |fibo_#in~n| 3)} assume true; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,679 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1730#(<= |fibo_#in~n| 3)} {1657#(<= 7 main_~x~0)} #44#return; {1654#false} is VALID [2020-07-08 15:56:45,681 INFO L263 TraceCheckUtils]: 0: Hoare triple {1653#true} call ULTIMATE.init(); {1653#true} is VALID [2020-07-08 15:56:45,681 INFO L280 TraceCheckUtils]: 1: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,681 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1653#true} {1653#true} #40#return; {1653#true} is VALID [2020-07-08 15:56:45,682 INFO L263 TraceCheckUtils]: 3: Hoare triple {1653#true} call #t~ret3 := main(); {1653#true} is VALID [2020-07-08 15:56:45,683 INFO L280 TraceCheckUtils]: 4: Hoare triple {1653#true} ~x~0 := 7; {1657#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:45,684 INFO L263 TraceCheckUtils]: 5: Hoare triple {1657#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {1653#true} is VALID [2020-07-08 15:56:45,684 INFO L280 TraceCheckUtils]: 6: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,685 INFO L280 TraceCheckUtils]: 7: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,685 INFO L280 TraceCheckUtils]: 8: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,685 INFO L263 TraceCheckUtils]: 9: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1653#true} is VALID [2020-07-08 15:56:45,686 INFO L280 TraceCheckUtils]: 10: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,687 INFO L280 TraceCheckUtils]: 11: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,687 INFO L280 TraceCheckUtils]: 12: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,687 INFO L263 TraceCheckUtils]: 13: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1653#true} is VALID [2020-07-08 15:56:45,688 INFO L280 TraceCheckUtils]: 14: Hoare triple {1653#true} ~n := #in~n; {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,688 INFO L280 TraceCheckUtils]: 15: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1699#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:45,689 INFO L280 TraceCheckUtils]: 16: Hoare triple {1699#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,690 INFO L280 TraceCheckUtils]: 17: Hoare triple {1744#(<= |fibo_#in~n| 1)} #res := 1; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,690 INFO L280 TraceCheckUtils]: 18: Hoare triple {1744#(<= |fibo_#in~n| 1)} assume true; {1744#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:45,691 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {1744#(<= |fibo_#in~n| 1)} {1699#(= fibo_~n |fibo_#in~n|)} #46#return; {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:45,692 INFO L280 TraceCheckUtils]: 20: Hoare triple {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:45,692 INFO L263 TraceCheckUtils]: 21: Hoare triple {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {1653#true} is VALID [2020-07-08 15:56:45,692 INFO L280 TraceCheckUtils]: 22: Hoare triple {1653#true} ~n := #in~n; {1653#true} is VALID [2020-07-08 15:56:45,692 INFO L280 TraceCheckUtils]: 23: Hoare triple {1653#true} assume ~n < 1; {1653#true} is VALID [2020-07-08 15:56:45,692 INFO L280 TraceCheckUtils]: 24: Hoare triple {1653#true} #res := 0; {1653#true} is VALID [2020-07-08 15:56:45,692 INFO L280 TraceCheckUtils]: 25: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,693 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1653#true} {1737#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,693 INFO L280 TraceCheckUtils]: 27: Hoare triple {1743#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,694 INFO L280 TraceCheckUtils]: 28: Hoare triple {1743#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,694 INFO L280 TraceCheckUtils]: 29: Hoare triple {1743#(<= |fibo_#in~n| 2)} havoc #t~ret0; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,695 INFO L280 TraceCheckUtils]: 30: Hoare triple {1743#(<= |fibo_#in~n| 2)} havoc #t~ret1; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,695 INFO L280 TraceCheckUtils]: 31: Hoare triple {1743#(<= |fibo_#in~n| 2)} assume true; {1743#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:45,696 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1743#(<= |fibo_#in~n| 2)} {1699#(= fibo_~n |fibo_#in~n|)} #46#return; {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:45,696 INFO L280 TraceCheckUtils]: 33: Hoare triple {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:45,696 INFO L263 TraceCheckUtils]: 34: Hoare triple {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {1653#true} is VALID [2020-07-08 15:56:45,697 INFO L280 TraceCheckUtils]: 35: Hoare triple {1653#true} ~n := #in~n; {1653#true} is VALID [2020-07-08 15:56:45,697 INFO L280 TraceCheckUtils]: 36: Hoare triple {1653#true} assume !(~n < 1); {1653#true} is VALID [2020-07-08 15:56:45,697 INFO L280 TraceCheckUtils]: 37: Hoare triple {1653#true} assume 1 == ~n; {1653#true} is VALID [2020-07-08 15:56:45,697 INFO L280 TraceCheckUtils]: 38: Hoare triple {1653#true} #res := 1; {1653#true} is VALID [2020-07-08 15:56:45,697 INFO L280 TraceCheckUtils]: 39: Hoare triple {1653#true} assume true; {1653#true} is VALID [2020-07-08 15:56:45,698 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1653#true} {1723#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,699 INFO L280 TraceCheckUtils]: 41: Hoare triple {1730#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,699 INFO L280 TraceCheckUtils]: 42: Hoare triple {1730#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,699 INFO L280 TraceCheckUtils]: 43: Hoare triple {1730#(<= |fibo_#in~n| 3)} havoc #t~ret0; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,700 INFO L280 TraceCheckUtils]: 44: Hoare triple {1730#(<= |fibo_#in~n| 3)} havoc #t~ret1; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,702 INFO L280 TraceCheckUtils]: 45: Hoare triple {1730#(<= |fibo_#in~n| 3)} assume true; {1730#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:45,703 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1730#(<= |fibo_#in~n| 3)} {1657#(<= 7 main_~x~0)} #44#return; {1654#false} is VALID [2020-07-08 15:56:45,703 INFO L280 TraceCheckUtils]: 47: Hoare triple {1654#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1654#false} is VALID [2020-07-08 15:56:45,703 INFO L280 TraceCheckUtils]: 48: Hoare triple {1654#false} ~result~0 := #t~ret2; {1654#false} is VALID [2020-07-08 15:56:45,703 INFO L280 TraceCheckUtils]: 49: Hoare triple {1654#false} havoc #t~ret2; {1654#false} is VALID [2020-07-08 15:56:45,703 INFO L280 TraceCheckUtils]: 50: Hoare triple {1654#false} assume 13 == ~result~0; {1654#false} is VALID [2020-07-08 15:56:45,703 INFO L280 TraceCheckUtils]: 51: Hoare triple {1654#false} assume !false; {1654#false} is VALID [2020-07-08 15:56:45,705 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-08 15:56:45,706 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:45,706 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2127628089] [2020-07-08 15:56:45,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:45,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-08 15:56:45,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80082208] [2020-07-08 15:56:45,707 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2020-07-08 15:56:45,707 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:45,707 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 15:56:45,755 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:45,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 15:56:45,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:45,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 15:56:45,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-07-08 15:56:45,757 INFO L87 Difference]: Start difference. First operand 55 states and 70 transitions. Second operand 9 states. [2020-07-08 15:56:46,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:46,222 INFO L93 Difference]: Finished difference Result 89 states and 117 transitions. [2020-07-08 15:56:46,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 15:56:46,223 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2020-07-08 15:56:46,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 15:56:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 72 transitions. [2020-07-08 15:56:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 15:56:46,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 72 transitions. [2020-07-08 15:56:46,228 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 72 transitions. [2020-07-08 15:56:46,322 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:46,327 INFO L225 Difference]: With dead ends: 89 [2020-07-08 15:56:46,327 INFO L226 Difference]: Without dead ends: 83 [2020-07-08 15:56:46,330 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-07-08 15:56:46,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-07-08 15:56:46,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 77. [2020-07-08 15:56:46,468 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:46,468 INFO L82 GeneralOperation]: Start isEquivalent. First operand 83 states. Second operand 77 states. [2020-07-08 15:56:46,468 INFO L74 IsIncluded]: Start isIncluded. First operand 83 states. Second operand 77 states. [2020-07-08 15:56:46,469 INFO L87 Difference]: Start difference. First operand 83 states. Second operand 77 states. [2020-07-08 15:56:46,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:46,475 INFO L93 Difference]: Finished difference Result 83 states and 111 transitions. [2020-07-08 15:56:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2020-07-08 15:56:46,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:46,477 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:46,477 INFO L74 IsIncluded]: Start isIncluded. First operand 77 states. Second operand 83 states. [2020-07-08 15:56:46,477 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 83 states. [2020-07-08 15:56:46,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:46,483 INFO L93 Difference]: Finished difference Result 83 states and 111 transitions. [2020-07-08 15:56:46,483 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2020-07-08 15:56:46,484 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:46,484 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:46,484 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:46,485 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:46,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-07-08 15:56:46,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 103 transitions. [2020-07-08 15:56:46,489 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 103 transitions. Word has length 52 [2020-07-08 15:56:46,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:46,490 INFO L479 AbstractCegarLoop]: Abstraction has 77 states and 103 transitions. [2020-07-08 15:56:46,490 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 15:56:46,490 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 77 states and 103 transitions. [2020-07-08 15:56:46,627 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2020-07-08 15:56:46,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-07-08 15:56:46,630 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:46,630 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:46,630 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 15:56:46,631 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:46,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:46,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1883941443, now seen corresponding path program 4 times [2020-07-08 15:56:46,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:46,632 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1909554347] [2020-07-08 15:56:46,632 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:56:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,698 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:46,698 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2248#true} {2248#true} #40#return; {2248#true} is VALID [2020-07-08 15:56:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,918 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,919 INFO L280 TraceCheckUtils]: 1: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,920 INFO L280 TraceCheckUtils]: 2: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,921 INFO L280 TraceCheckUtils]: 3: Hoare triple {2511#(<= |fibo_#in~n| 1)} #res := 1; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,922 INFO L280 TraceCheckUtils]: 4: Hoare triple {2511#(<= |fibo_#in~n| 1)} assume true; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,923 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2511#(<= |fibo_#in~n| 1)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,930 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:46,930 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:46,930 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:46,931 INFO L280 TraceCheckUtils]: 3: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:46,932 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2248#true} {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,933 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,933 INFO L280 TraceCheckUtils]: 1: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,934 INFO L280 TraceCheckUtils]: 2: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,934 INFO L263 TraceCheckUtils]: 3: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:46,935 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,935 INFO L280 TraceCheckUtils]: 5: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,936 INFO L280 TraceCheckUtils]: 6: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,937 INFO L280 TraceCheckUtils]: 7: Hoare triple {2511#(<= |fibo_#in~n| 1)} #res := 1; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,937 INFO L280 TraceCheckUtils]: 8: Hoare triple {2511#(<= |fibo_#in~n| 1)} assume true; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,939 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2511#(<= |fibo_#in~n| 1)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:46,940 INFO L280 TraceCheckUtils]: 10: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:46,940 INFO L263 TraceCheckUtils]: 11: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:46,941 INFO L280 TraceCheckUtils]: 12: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:46,941 INFO L280 TraceCheckUtils]: 13: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:46,941 INFO L280 TraceCheckUtils]: 14: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:46,942 INFO L280 TraceCheckUtils]: 15: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:46,943 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2248#true} {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,944 INFO L280 TraceCheckUtils]: 17: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,944 INFO L280 TraceCheckUtils]: 18: Hoare triple {2510#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,945 INFO L280 TraceCheckUtils]: 19: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret0; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,946 INFO L280 TraceCheckUtils]: 20: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,947 INFO L280 TraceCheckUtils]: 21: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume true; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,948 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2510#(<= |fibo_#in~n| 2)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:46,955 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:46,955 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:46,955 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:46,956 INFO L280 TraceCheckUtils]: 3: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:46,956 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:46,958 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2248#true} {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:46,958 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,959 INFO L280 TraceCheckUtils]: 1: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,960 INFO L280 TraceCheckUtils]: 2: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,960 INFO L263 TraceCheckUtils]: 3: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:46,961 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,962 INFO L280 TraceCheckUtils]: 5: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,962 INFO L280 TraceCheckUtils]: 6: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,963 INFO L263 TraceCheckUtils]: 7: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:46,963 INFO L280 TraceCheckUtils]: 8: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,964 INFO L280 TraceCheckUtils]: 9: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:46,965 INFO L280 TraceCheckUtils]: 10: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,966 INFO L280 TraceCheckUtils]: 11: Hoare triple {2511#(<= |fibo_#in~n| 1)} #res := 1; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,966 INFO L280 TraceCheckUtils]: 12: Hoare triple {2511#(<= |fibo_#in~n| 1)} assume true; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:46,968 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {2511#(<= |fibo_#in~n| 1)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:46,969 INFO L280 TraceCheckUtils]: 14: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:46,969 INFO L263 TraceCheckUtils]: 15: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:46,969 INFO L280 TraceCheckUtils]: 16: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:46,969 INFO L280 TraceCheckUtils]: 17: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:46,970 INFO L280 TraceCheckUtils]: 18: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:46,970 INFO L280 TraceCheckUtils]: 19: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:46,971 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2248#true} {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,972 INFO L280 TraceCheckUtils]: 21: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,972 INFO L280 TraceCheckUtils]: 22: Hoare triple {2510#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,973 INFO L280 TraceCheckUtils]: 23: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret0; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,973 INFO L280 TraceCheckUtils]: 24: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,974 INFO L280 TraceCheckUtils]: 25: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume true; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:46,975 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2510#(<= |fibo_#in~n| 2)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:46,976 INFO L280 TraceCheckUtils]: 27: Hoare triple {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:46,976 INFO L263 TraceCheckUtils]: 28: Hoare triple {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:46,976 INFO L280 TraceCheckUtils]: 29: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:46,976 INFO L280 TraceCheckUtils]: 30: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:46,976 INFO L280 TraceCheckUtils]: 31: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:46,977 INFO L280 TraceCheckUtils]: 32: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:46,977 INFO L280 TraceCheckUtils]: 33: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:46,978 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2248#true} {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:46,979 INFO L280 TraceCheckUtils]: 35: Hoare triple {2497#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:46,979 INFO L280 TraceCheckUtils]: 36: Hoare triple {2497#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:46,980 INFO L280 TraceCheckUtils]: 37: Hoare triple {2497#(<= |fibo_#in~n| 3)} havoc #t~ret0; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:46,980 INFO L280 TraceCheckUtils]: 38: Hoare triple {2497#(<= |fibo_#in~n| 3)} havoc #t~ret1; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:46,981 INFO L280 TraceCheckUtils]: 39: Hoare triple {2497#(<= |fibo_#in~n| 3)} assume true; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:46,982 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2497#(<= |fibo_#in~n| 3)} {2248#true} #46#return; {2406#(<= fibo_~n 4)} is VALID [2020-07-08 15:56:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:47,142 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,143 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,143 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,143 INFO L280 TraceCheckUtils]: 3: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,143 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,144 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2248#true} {2248#true} #46#return; {2248#true} is VALID [2020-07-08 15:56:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:47,150 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,150 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,150 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,150 INFO L280 TraceCheckUtils]: 3: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,151 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2248#true} {2248#true} #48#return; {2248#true} is VALID [2020-07-08 15:56:47,151 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,151 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,151 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} assume !(1 == ~n); {2248#true} is VALID [2020-07-08 15:56:47,152 INFO L263 TraceCheckUtils]: 3: Hoare triple {2248#true} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,152 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,152 INFO L280 TraceCheckUtils]: 5: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,152 INFO L280 TraceCheckUtils]: 6: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,153 INFO L280 TraceCheckUtils]: 7: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,153 INFO L280 TraceCheckUtils]: 8: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,153 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2248#true} {2248#true} #46#return; {2248#true} is VALID [2020-07-08 15:56:47,153 INFO L280 TraceCheckUtils]: 10: Hoare triple {2248#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,154 INFO L263 TraceCheckUtils]: 11: Hoare triple {2248#true} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,154 INFO L280 TraceCheckUtils]: 12: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,154 INFO L280 TraceCheckUtils]: 13: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,154 INFO L280 TraceCheckUtils]: 14: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,154 INFO L280 TraceCheckUtils]: 15: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,155 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2248#true} {2248#true} #48#return; {2248#true} is VALID [2020-07-08 15:56:47,155 INFO L280 TraceCheckUtils]: 17: Hoare triple {2248#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,155 INFO L280 TraceCheckUtils]: 18: Hoare triple {2248#true} #res := #t~ret0 + #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,155 INFO L280 TraceCheckUtils]: 19: Hoare triple {2248#true} havoc #t~ret0; {2248#true} is VALID [2020-07-08 15:56:47,156 INFO L280 TraceCheckUtils]: 20: Hoare triple {2248#true} havoc #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,156 INFO L280 TraceCheckUtils]: 21: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,160 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:47,170 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,171 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,171 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,171 INFO L280 TraceCheckUtils]: 3: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,171 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,173 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,174 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,175 INFO L280 TraceCheckUtils]: 1: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:47,176 INFO L280 TraceCheckUtils]: 2: Hoare triple {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,176 INFO L263 TraceCheckUtils]: 3: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,176 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,177 INFO L280 TraceCheckUtils]: 5: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,177 INFO L280 TraceCheckUtils]: 6: Hoare triple {2248#true} assume !(1 == ~n); {2248#true} is VALID [2020-07-08 15:56:47,177 INFO L263 TraceCheckUtils]: 7: Hoare triple {2248#true} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,177 INFO L280 TraceCheckUtils]: 8: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,177 INFO L280 TraceCheckUtils]: 9: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,178 INFO L280 TraceCheckUtils]: 10: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,178 INFO L280 TraceCheckUtils]: 11: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,178 INFO L280 TraceCheckUtils]: 12: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,178 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {2248#true} {2248#true} #46#return; {2248#true} is VALID [2020-07-08 15:56:47,179 INFO L280 TraceCheckUtils]: 14: Hoare triple {2248#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,179 INFO L263 TraceCheckUtils]: 15: Hoare triple {2248#true} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,179 INFO L280 TraceCheckUtils]: 16: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,179 INFO L280 TraceCheckUtils]: 17: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,180 INFO L280 TraceCheckUtils]: 18: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,180 INFO L280 TraceCheckUtils]: 19: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,180 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2248#true} {2248#true} #48#return; {2248#true} is VALID [2020-07-08 15:56:47,180 INFO L280 TraceCheckUtils]: 21: Hoare triple {2248#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,180 INFO L280 TraceCheckUtils]: 22: Hoare triple {2248#true} #res := #t~ret0 + #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,181 INFO L280 TraceCheckUtils]: 23: Hoare triple {2248#true} havoc #t~ret0; {2248#true} is VALID [2020-07-08 15:56:47,181 INFO L280 TraceCheckUtils]: 24: Hoare triple {2248#true} havoc #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,181 INFO L280 TraceCheckUtils]: 25: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,183 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,184 INFO L280 TraceCheckUtils]: 27: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,184 INFO L263 TraceCheckUtils]: 28: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,184 INFO L280 TraceCheckUtils]: 29: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,184 INFO L280 TraceCheckUtils]: 30: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,185 INFO L280 TraceCheckUtils]: 31: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,185 INFO L280 TraceCheckUtils]: 32: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,185 INFO L280 TraceCheckUtils]: 33: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,186 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,187 INFO L280 TraceCheckUtils]: 35: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,187 INFO L280 TraceCheckUtils]: 36: Hoare triple {2592#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,188 INFO L280 TraceCheckUtils]: 37: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,188 INFO L280 TraceCheckUtils]: 38: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,189 INFO L280 TraceCheckUtils]: 39: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume true; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,190 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2592#(<= 2 |fibo_#in~n|)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:47,201 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,202 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,202 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,202 INFO L280 TraceCheckUtils]: 3: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,203 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,204 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2248#true} {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,205 INFO L280 TraceCheckUtils]: 1: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,205 INFO L280 TraceCheckUtils]: 2: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,205 INFO L263 TraceCheckUtils]: 3: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,206 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,207 INFO L280 TraceCheckUtils]: 5: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:47,207 INFO L280 TraceCheckUtils]: 6: Hoare triple {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,208 INFO L263 TraceCheckUtils]: 7: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,208 INFO L280 TraceCheckUtils]: 8: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,208 INFO L280 TraceCheckUtils]: 9: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,208 INFO L280 TraceCheckUtils]: 10: Hoare triple {2248#true} assume !(1 == ~n); {2248#true} is VALID [2020-07-08 15:56:47,209 INFO L263 TraceCheckUtils]: 11: Hoare triple {2248#true} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,209 INFO L280 TraceCheckUtils]: 12: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,209 INFO L280 TraceCheckUtils]: 13: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,209 INFO L280 TraceCheckUtils]: 14: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,209 INFO L280 TraceCheckUtils]: 15: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,210 INFO L280 TraceCheckUtils]: 16: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,210 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2248#true} {2248#true} #46#return; {2248#true} is VALID [2020-07-08 15:56:47,210 INFO L280 TraceCheckUtils]: 18: Hoare triple {2248#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,210 INFO L263 TraceCheckUtils]: 19: Hoare triple {2248#true} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,211 INFO L280 TraceCheckUtils]: 20: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,211 INFO L280 TraceCheckUtils]: 21: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,211 INFO L280 TraceCheckUtils]: 22: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,211 INFO L280 TraceCheckUtils]: 23: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,211 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2248#true} {2248#true} #48#return; {2248#true} is VALID [2020-07-08 15:56:47,212 INFO L280 TraceCheckUtils]: 25: Hoare triple {2248#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,212 INFO L280 TraceCheckUtils]: 26: Hoare triple {2248#true} #res := #t~ret0 + #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,212 INFO L280 TraceCheckUtils]: 27: Hoare triple {2248#true} havoc #t~ret0; {2248#true} is VALID [2020-07-08 15:56:47,212 INFO L280 TraceCheckUtils]: 28: Hoare triple {2248#true} havoc #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,212 INFO L280 TraceCheckUtils]: 29: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,214 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,214 INFO L280 TraceCheckUtils]: 31: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,215 INFO L263 TraceCheckUtils]: 32: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,215 INFO L280 TraceCheckUtils]: 33: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,215 INFO L280 TraceCheckUtils]: 34: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,215 INFO L280 TraceCheckUtils]: 35: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,216 INFO L280 TraceCheckUtils]: 36: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,216 INFO L280 TraceCheckUtils]: 37: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,223 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,224 INFO L280 TraceCheckUtils]: 39: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,225 INFO L280 TraceCheckUtils]: 40: Hoare triple {2592#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,225 INFO L280 TraceCheckUtils]: 41: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,226 INFO L280 TraceCheckUtils]: 42: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,227 INFO L280 TraceCheckUtils]: 43: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume true; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,228 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2592#(<= 2 |fibo_#in~n|)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:47,231 INFO L280 TraceCheckUtils]: 45: Hoare triple {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:47,232 INFO L263 TraceCheckUtils]: 46: Hoare triple {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,232 INFO L280 TraceCheckUtils]: 47: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,232 INFO L280 TraceCheckUtils]: 48: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,232 INFO L280 TraceCheckUtils]: 49: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,233 INFO L280 TraceCheckUtils]: 50: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,233 INFO L280 TraceCheckUtils]: 51: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,234 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2248#true} {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,235 INFO L280 TraceCheckUtils]: 53: Hoare triple {2560#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,235 INFO L280 TraceCheckUtils]: 54: Hoare triple {2560#(<= 3 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,236 INFO L280 TraceCheckUtils]: 55: Hoare triple {2560#(<= 3 |fibo_#in~n|)} havoc #t~ret0; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,236 INFO L280 TraceCheckUtils]: 56: Hoare triple {2560#(<= 3 |fibo_#in~n|)} havoc #t~ret1; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,237 INFO L280 TraceCheckUtils]: 57: Hoare triple {2560#(<= 3 |fibo_#in~n|)} assume true; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,238 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2560#(<= 3 |fibo_#in~n|)} {2406#(<= fibo_~n 4)} #48#return; {2249#false} is VALID [2020-07-08 15:56:47,241 INFO L280 TraceCheckUtils]: 0: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,241 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,242 INFO L280 TraceCheckUtils]: 2: Hoare triple {2248#true} assume !(1 == ~n); {2248#true} is VALID [2020-07-08 15:56:47,242 INFO L263 TraceCheckUtils]: 3: Hoare triple {2248#true} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,243 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,244 INFO L280 TraceCheckUtils]: 5: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,245 INFO L280 TraceCheckUtils]: 6: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,245 INFO L263 TraceCheckUtils]: 7: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,245 INFO L280 TraceCheckUtils]: 8: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,246 INFO L280 TraceCheckUtils]: 9: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,246 INFO L280 TraceCheckUtils]: 10: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,247 INFO L263 TraceCheckUtils]: 11: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,247 INFO L280 TraceCheckUtils]: 12: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,248 INFO L280 TraceCheckUtils]: 13: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,248 INFO L280 TraceCheckUtils]: 14: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:47,249 INFO L280 TraceCheckUtils]: 15: Hoare triple {2511#(<= |fibo_#in~n| 1)} #res := 1; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:47,249 INFO L280 TraceCheckUtils]: 16: Hoare triple {2511#(<= |fibo_#in~n| 1)} assume true; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:47,251 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2511#(<= |fibo_#in~n| 1)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:47,251 INFO L280 TraceCheckUtils]: 18: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:47,252 INFO L263 TraceCheckUtils]: 19: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,252 INFO L280 TraceCheckUtils]: 20: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,252 INFO L280 TraceCheckUtils]: 21: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,252 INFO L280 TraceCheckUtils]: 22: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,253 INFO L280 TraceCheckUtils]: 23: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,253 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2248#true} {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,254 INFO L280 TraceCheckUtils]: 25: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,255 INFO L280 TraceCheckUtils]: 26: Hoare triple {2510#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,255 INFO L280 TraceCheckUtils]: 27: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret0; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,256 INFO L280 TraceCheckUtils]: 28: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,256 INFO L280 TraceCheckUtils]: 29: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume true; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,258 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2510#(<= |fibo_#in~n| 2)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:47,258 INFO L280 TraceCheckUtils]: 31: Hoare triple {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:47,259 INFO L263 TraceCheckUtils]: 32: Hoare triple {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,259 INFO L280 TraceCheckUtils]: 33: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,259 INFO L280 TraceCheckUtils]: 34: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,259 INFO L280 TraceCheckUtils]: 35: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,260 INFO L280 TraceCheckUtils]: 36: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,260 INFO L280 TraceCheckUtils]: 37: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,261 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {2248#true} {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,262 INFO L280 TraceCheckUtils]: 39: Hoare triple {2497#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,262 INFO L280 TraceCheckUtils]: 40: Hoare triple {2497#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,263 INFO L280 TraceCheckUtils]: 41: Hoare triple {2497#(<= |fibo_#in~n| 3)} havoc #t~ret0; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,263 INFO L280 TraceCheckUtils]: 42: Hoare triple {2497#(<= |fibo_#in~n| 3)} havoc #t~ret1; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,264 INFO L280 TraceCheckUtils]: 43: Hoare triple {2497#(<= |fibo_#in~n| 3)} assume true; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,265 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2497#(<= |fibo_#in~n| 3)} {2248#true} #46#return; {2406#(<= fibo_~n 4)} is VALID [2020-07-08 15:56:47,266 INFO L280 TraceCheckUtils]: 45: Hoare triple {2406#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2406#(<= fibo_~n 4)} is VALID [2020-07-08 15:56:47,266 INFO L263 TraceCheckUtils]: 46: Hoare triple {2406#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,266 INFO L280 TraceCheckUtils]: 47: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,267 INFO L280 TraceCheckUtils]: 48: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,268 INFO L280 TraceCheckUtils]: 49: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,268 INFO L263 TraceCheckUtils]: 50: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,268 INFO L280 TraceCheckUtils]: 51: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,269 INFO L280 TraceCheckUtils]: 52: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:47,270 INFO L280 TraceCheckUtils]: 53: Hoare triple {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,270 INFO L263 TraceCheckUtils]: 54: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,270 INFO L280 TraceCheckUtils]: 55: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,270 INFO L280 TraceCheckUtils]: 56: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,271 INFO L280 TraceCheckUtils]: 57: Hoare triple {2248#true} assume !(1 == ~n); {2248#true} is VALID [2020-07-08 15:56:47,271 INFO L263 TraceCheckUtils]: 58: Hoare triple {2248#true} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,271 INFO L280 TraceCheckUtils]: 59: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,271 INFO L280 TraceCheckUtils]: 60: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,271 INFO L280 TraceCheckUtils]: 61: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,272 INFO L280 TraceCheckUtils]: 62: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,272 INFO L280 TraceCheckUtils]: 63: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,272 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {2248#true} {2248#true} #46#return; {2248#true} is VALID [2020-07-08 15:56:47,272 INFO L280 TraceCheckUtils]: 65: Hoare triple {2248#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,272 INFO L263 TraceCheckUtils]: 66: Hoare triple {2248#true} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,273 INFO L280 TraceCheckUtils]: 67: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,273 INFO L280 TraceCheckUtils]: 68: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,273 INFO L280 TraceCheckUtils]: 69: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,273 INFO L280 TraceCheckUtils]: 70: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,274 INFO L275 TraceCheckUtils]: 71: Hoare quadruple {2248#true} {2248#true} #48#return; {2248#true} is VALID [2020-07-08 15:56:47,274 INFO L280 TraceCheckUtils]: 72: Hoare triple {2248#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,274 INFO L280 TraceCheckUtils]: 73: Hoare triple {2248#true} #res := #t~ret0 + #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,274 INFO L280 TraceCheckUtils]: 74: Hoare triple {2248#true} havoc #t~ret0; {2248#true} is VALID [2020-07-08 15:56:47,274 INFO L280 TraceCheckUtils]: 75: Hoare triple {2248#true} havoc #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,275 INFO L280 TraceCheckUtils]: 76: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,276 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,277 INFO L280 TraceCheckUtils]: 78: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,277 INFO L263 TraceCheckUtils]: 79: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,277 INFO L280 TraceCheckUtils]: 80: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,277 INFO L280 TraceCheckUtils]: 81: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,278 INFO L280 TraceCheckUtils]: 82: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,278 INFO L280 TraceCheckUtils]: 83: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,278 INFO L280 TraceCheckUtils]: 84: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,279 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,280 INFO L280 TraceCheckUtils]: 86: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,280 INFO L280 TraceCheckUtils]: 87: Hoare triple {2592#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,281 INFO L280 TraceCheckUtils]: 88: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,281 INFO L280 TraceCheckUtils]: 89: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,282 INFO L280 TraceCheckUtils]: 90: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume true; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,283 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2592#(<= 2 |fibo_#in~n|)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:47,283 INFO L280 TraceCheckUtils]: 92: Hoare triple {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:47,284 INFO L263 TraceCheckUtils]: 93: Hoare triple {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,284 INFO L280 TraceCheckUtils]: 94: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,284 INFO L280 TraceCheckUtils]: 95: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,284 INFO L280 TraceCheckUtils]: 96: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,284 INFO L280 TraceCheckUtils]: 97: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,285 INFO L280 TraceCheckUtils]: 98: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,285 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {2248#true} {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,286 INFO L280 TraceCheckUtils]: 100: Hoare triple {2560#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,286 INFO L280 TraceCheckUtils]: 101: Hoare triple {2560#(<= 3 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,287 INFO L280 TraceCheckUtils]: 102: Hoare triple {2560#(<= 3 |fibo_#in~n|)} havoc #t~ret0; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,287 INFO L280 TraceCheckUtils]: 103: Hoare triple {2560#(<= 3 |fibo_#in~n|)} havoc #t~ret1; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,288 INFO L280 TraceCheckUtils]: 104: Hoare triple {2560#(<= 3 |fibo_#in~n|)} assume true; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,289 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {2560#(<= 3 |fibo_#in~n|)} {2406#(<= fibo_~n 4)} #48#return; {2249#false} is VALID [2020-07-08 15:56:47,289 INFO L280 TraceCheckUtils]: 106: Hoare triple {2249#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2249#false} is VALID [2020-07-08 15:56:47,289 INFO L280 TraceCheckUtils]: 107: Hoare triple {2249#false} #res := #t~ret0 + #t~ret1; {2249#false} is VALID [2020-07-08 15:56:47,290 INFO L280 TraceCheckUtils]: 108: Hoare triple {2249#false} havoc #t~ret0; {2249#false} is VALID [2020-07-08 15:56:47,290 INFO L280 TraceCheckUtils]: 109: Hoare triple {2249#false} havoc #t~ret1; {2249#false} is VALID [2020-07-08 15:56:47,290 INFO L280 TraceCheckUtils]: 110: Hoare triple {2249#false} assume true; {2249#false} is VALID [2020-07-08 15:56:47,290 INFO L275 TraceCheckUtils]: 111: Hoare quadruple {2249#false} {2252#(<= 7 main_~x~0)} #44#return; {2249#false} is VALID [2020-07-08 15:56:47,302 INFO L263 TraceCheckUtils]: 0: Hoare triple {2248#true} call ULTIMATE.init(); {2248#true} is VALID [2020-07-08 15:56:47,302 INFO L280 TraceCheckUtils]: 1: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,303 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2248#true} {2248#true} #40#return; {2248#true} is VALID [2020-07-08 15:56:47,303 INFO L263 TraceCheckUtils]: 3: Hoare triple {2248#true} call #t~ret3 := main(); {2248#true} is VALID [2020-07-08 15:56:47,306 INFO L280 TraceCheckUtils]: 4: Hoare triple {2248#true} ~x~0 := 7; {2252#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:47,307 INFO L263 TraceCheckUtils]: 5: Hoare triple {2252#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {2248#true} is VALID [2020-07-08 15:56:47,307 INFO L280 TraceCheckUtils]: 6: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,307 INFO L280 TraceCheckUtils]: 7: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,307 INFO L280 TraceCheckUtils]: 8: Hoare triple {2248#true} assume !(1 == ~n); {2248#true} is VALID [2020-07-08 15:56:47,308 INFO L263 TraceCheckUtils]: 9: Hoare triple {2248#true} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,308 INFO L280 TraceCheckUtils]: 10: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,309 INFO L280 TraceCheckUtils]: 11: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,309 INFO L280 TraceCheckUtils]: 12: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,309 INFO L263 TraceCheckUtils]: 13: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,310 INFO L280 TraceCheckUtils]: 14: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,310 INFO L280 TraceCheckUtils]: 15: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,311 INFO L280 TraceCheckUtils]: 16: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,311 INFO L263 TraceCheckUtils]: 17: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,312 INFO L280 TraceCheckUtils]: 18: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,312 INFO L280 TraceCheckUtils]: 19: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,313 INFO L280 TraceCheckUtils]: 20: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:47,313 INFO L280 TraceCheckUtils]: 21: Hoare triple {2511#(<= |fibo_#in~n| 1)} #res := 1; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:47,314 INFO L280 TraceCheckUtils]: 22: Hoare triple {2511#(<= |fibo_#in~n| 1)} assume true; {2511#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:47,315 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {2511#(<= |fibo_#in~n| 1)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:47,316 INFO L280 TraceCheckUtils]: 24: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:47,316 INFO L263 TraceCheckUtils]: 25: Hoare triple {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,316 INFO L280 TraceCheckUtils]: 26: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,316 INFO L280 TraceCheckUtils]: 27: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,316 INFO L280 TraceCheckUtils]: 28: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,317 INFO L280 TraceCheckUtils]: 29: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,318 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2248#true} {2504#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,318 INFO L280 TraceCheckUtils]: 31: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,319 INFO L280 TraceCheckUtils]: 32: Hoare triple {2510#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,320 INFO L280 TraceCheckUtils]: 33: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret0; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,320 INFO L280 TraceCheckUtils]: 34: Hoare triple {2510#(<= |fibo_#in~n| 2)} havoc #t~ret1; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,321 INFO L280 TraceCheckUtils]: 35: Hoare triple {2510#(<= |fibo_#in~n| 2)} assume true; {2510#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:47,322 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2510#(<= |fibo_#in~n| 2)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:47,323 INFO L280 TraceCheckUtils]: 37: Hoare triple {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:47,323 INFO L263 TraceCheckUtils]: 38: Hoare triple {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,323 INFO L280 TraceCheckUtils]: 39: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,324 INFO L280 TraceCheckUtils]: 40: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,324 INFO L280 TraceCheckUtils]: 41: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,324 INFO L280 TraceCheckUtils]: 42: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,324 INFO L280 TraceCheckUtils]: 43: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,325 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2248#true} {2490#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,326 INFO L280 TraceCheckUtils]: 45: Hoare triple {2497#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,327 INFO L280 TraceCheckUtils]: 46: Hoare triple {2497#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,327 INFO L280 TraceCheckUtils]: 47: Hoare triple {2497#(<= |fibo_#in~n| 3)} havoc #t~ret0; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,328 INFO L280 TraceCheckUtils]: 48: Hoare triple {2497#(<= |fibo_#in~n| 3)} havoc #t~ret1; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,329 INFO L280 TraceCheckUtils]: 49: Hoare triple {2497#(<= |fibo_#in~n| 3)} assume true; {2497#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:47,330 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2497#(<= |fibo_#in~n| 3)} {2248#true} #46#return; {2406#(<= fibo_~n 4)} is VALID [2020-07-08 15:56:47,331 INFO L280 TraceCheckUtils]: 51: Hoare triple {2406#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2406#(<= fibo_~n 4)} is VALID [2020-07-08 15:56:47,331 INFO L263 TraceCheckUtils]: 52: Hoare triple {2406#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,332 INFO L280 TraceCheckUtils]: 53: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,332 INFO L280 TraceCheckUtils]: 54: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,333 INFO L280 TraceCheckUtils]: 55: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,333 INFO L263 TraceCheckUtils]: 56: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,334 INFO L280 TraceCheckUtils]: 57: Hoare triple {2248#true} ~n := #in~n; {2466#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,335 INFO L280 TraceCheckUtils]: 58: Hoare triple {2466#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:47,335 INFO L280 TraceCheckUtils]: 59: Hoare triple {2561#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,336 INFO L263 TraceCheckUtils]: 60: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,336 INFO L280 TraceCheckUtils]: 61: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,336 INFO L280 TraceCheckUtils]: 62: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,336 INFO L280 TraceCheckUtils]: 63: Hoare triple {2248#true} assume !(1 == ~n); {2248#true} is VALID [2020-07-08 15:56:47,337 INFO L263 TraceCheckUtils]: 64: Hoare triple {2248#true} call #t~ret0 := fibo(~n - 1); {2248#true} is VALID [2020-07-08 15:56:47,337 INFO L280 TraceCheckUtils]: 65: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,337 INFO L280 TraceCheckUtils]: 66: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,337 INFO L280 TraceCheckUtils]: 67: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,338 INFO L280 TraceCheckUtils]: 68: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,338 INFO L280 TraceCheckUtils]: 69: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,338 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {2248#true} {2248#true} #46#return; {2248#true} is VALID [2020-07-08 15:56:47,338 INFO L280 TraceCheckUtils]: 71: Hoare triple {2248#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,339 INFO L263 TraceCheckUtils]: 72: Hoare triple {2248#true} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,339 INFO L280 TraceCheckUtils]: 73: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,339 INFO L280 TraceCheckUtils]: 74: Hoare triple {2248#true} assume ~n < 1; {2248#true} is VALID [2020-07-08 15:56:47,339 INFO L280 TraceCheckUtils]: 75: Hoare triple {2248#true} #res := 0; {2248#true} is VALID [2020-07-08 15:56:47,339 INFO L280 TraceCheckUtils]: 76: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,340 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {2248#true} {2248#true} #48#return; {2248#true} is VALID [2020-07-08 15:56:47,340 INFO L280 TraceCheckUtils]: 78: Hoare triple {2248#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2248#true} is VALID [2020-07-08 15:56:47,340 INFO L280 TraceCheckUtils]: 79: Hoare triple {2248#true} #res := #t~ret0 + #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,340 INFO L280 TraceCheckUtils]: 80: Hoare triple {2248#true} havoc #t~ret0; {2248#true} is VALID [2020-07-08 15:56:47,341 INFO L280 TraceCheckUtils]: 81: Hoare triple {2248#true} havoc #t~ret1; {2248#true} is VALID [2020-07-08 15:56:47,341 INFO L280 TraceCheckUtils]: 82: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,343 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,344 INFO L280 TraceCheckUtils]: 84: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:47,344 INFO L263 TraceCheckUtils]: 85: Hoare triple {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,344 INFO L280 TraceCheckUtils]: 86: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,344 INFO L280 TraceCheckUtils]: 87: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,345 INFO L280 TraceCheckUtils]: 88: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,345 INFO L280 TraceCheckUtils]: 89: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,345 INFO L280 TraceCheckUtils]: 90: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,346 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2248#true} {2562#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,347 INFO L280 TraceCheckUtils]: 92: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,348 INFO L280 TraceCheckUtils]: 93: Hoare triple {2592#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,348 INFO L280 TraceCheckUtils]: 94: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,349 INFO L280 TraceCheckUtils]: 95: Hoare triple {2592#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,350 INFO L280 TraceCheckUtils]: 96: Hoare triple {2592#(<= 2 |fibo_#in~n|)} assume true; {2592#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,351 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2592#(<= 2 |fibo_#in~n|)} {2466#(= fibo_~n |fibo_#in~n|)} #46#return; {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:47,352 INFO L280 TraceCheckUtils]: 98: Hoare triple {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:47,352 INFO L263 TraceCheckUtils]: 99: Hoare triple {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2248#true} is VALID [2020-07-08 15:56:47,352 INFO L280 TraceCheckUtils]: 100: Hoare triple {2248#true} ~n := #in~n; {2248#true} is VALID [2020-07-08 15:56:47,353 INFO L280 TraceCheckUtils]: 101: Hoare triple {2248#true} assume !(~n < 1); {2248#true} is VALID [2020-07-08 15:56:47,353 INFO L280 TraceCheckUtils]: 102: Hoare triple {2248#true} assume 1 == ~n; {2248#true} is VALID [2020-07-08 15:56:47,354 INFO L280 TraceCheckUtils]: 103: Hoare triple {2248#true} #res := 1; {2248#true} is VALID [2020-07-08 15:56:47,354 INFO L280 TraceCheckUtils]: 104: Hoare triple {2248#true} assume true; {2248#true} is VALID [2020-07-08 15:56:47,356 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {2248#true} {2553#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,356 INFO L280 TraceCheckUtils]: 106: Hoare triple {2560#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,357 INFO L280 TraceCheckUtils]: 107: Hoare triple {2560#(<= 3 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,357 INFO L280 TraceCheckUtils]: 108: Hoare triple {2560#(<= 3 |fibo_#in~n|)} havoc #t~ret0; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,358 INFO L280 TraceCheckUtils]: 109: Hoare triple {2560#(<= 3 |fibo_#in~n|)} havoc #t~ret1; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,358 INFO L280 TraceCheckUtils]: 110: Hoare triple {2560#(<= 3 |fibo_#in~n|)} assume true; {2560#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:47,360 INFO L275 TraceCheckUtils]: 111: Hoare quadruple {2560#(<= 3 |fibo_#in~n|)} {2406#(<= fibo_~n 4)} #48#return; {2249#false} is VALID [2020-07-08 15:56:47,360 INFO L280 TraceCheckUtils]: 112: Hoare triple {2249#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {2249#false} is VALID [2020-07-08 15:56:47,360 INFO L280 TraceCheckUtils]: 113: Hoare triple {2249#false} #res := #t~ret0 + #t~ret1; {2249#false} is VALID [2020-07-08 15:56:47,360 INFO L280 TraceCheckUtils]: 114: Hoare triple {2249#false} havoc #t~ret0; {2249#false} is VALID [2020-07-08 15:56:47,361 INFO L280 TraceCheckUtils]: 115: Hoare triple {2249#false} havoc #t~ret1; {2249#false} is VALID [2020-07-08 15:56:47,361 INFO L280 TraceCheckUtils]: 116: Hoare triple {2249#false} assume true; {2249#false} is VALID [2020-07-08 15:56:47,361 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {2249#false} {2252#(<= 7 main_~x~0)} #44#return; {2249#false} is VALID [2020-07-08 15:56:47,361 INFO L280 TraceCheckUtils]: 118: Hoare triple {2249#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2249#false} is VALID [2020-07-08 15:56:47,362 INFO L280 TraceCheckUtils]: 119: Hoare triple {2249#false} ~result~0 := #t~ret2; {2249#false} is VALID [2020-07-08 15:56:47,362 INFO L280 TraceCheckUtils]: 120: Hoare triple {2249#false} havoc #t~ret2; {2249#false} is VALID [2020-07-08 15:56:47,362 INFO L280 TraceCheckUtils]: 121: Hoare triple {2249#false} assume 13 == ~result~0; {2249#false} is VALID [2020-07-08 15:56:47,362 INFO L280 TraceCheckUtils]: 122: Hoare triple {2249#false} assume !false; {2249#false} is VALID [2020-07-08 15:56:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 17 proven. 70 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2020-07-08 15:56:47,389 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:47,389 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1909554347] [2020-07-08 15:56:47,390 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:47,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-07-08 15:56:47,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370551696] [2020-07-08 15:56:47,392 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 123 [2020-07-08 15:56:47,407 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:47,407 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-08 15:56:47,498 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 84 edges. 84 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:47,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-08 15:56:47,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:47,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-08 15:56:47,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2020-07-08 15:56:47,499 INFO L87 Difference]: Start difference. First operand 77 states and 103 transitions. Second operand 15 states. [2020-07-08 15:56:48,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:48,516 INFO L93 Difference]: Finished difference Result 142 states and 213 transitions. [2020-07-08 15:56:48,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-08 15:56:48,516 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 123 [2020-07-08 15:56:48,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-08 15:56:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 121 transitions. [2020-07-08 15:56:48,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-08 15:56:48,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 121 transitions. [2020-07-08 15:56:48,527 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 121 transitions. [2020-07-08 15:56:48,658 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 121 edges. 121 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:48,664 INFO L225 Difference]: With dead ends: 142 [2020-07-08 15:56:48,664 INFO L226 Difference]: Without dead ends: 73 [2020-07-08 15:56:48,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2020-07-08 15:56:48,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-07-08 15:56:48,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 70. [2020-07-08 15:56:48,771 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:48,771 INFO L82 GeneralOperation]: Start isEquivalent. First operand 73 states. Second operand 70 states. [2020-07-08 15:56:48,771 INFO L74 IsIncluded]: Start isIncluded. First operand 73 states. Second operand 70 states. [2020-07-08 15:56:48,771 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 70 states. [2020-07-08 15:56:48,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:48,775 INFO L93 Difference]: Finished difference Result 73 states and 90 transitions. [2020-07-08 15:56:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2020-07-08 15:56:48,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:48,776 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:48,776 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 73 states. [2020-07-08 15:56:48,777 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 73 states. [2020-07-08 15:56:48,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:48,781 INFO L93 Difference]: Finished difference Result 73 states and 90 transitions. [2020-07-08 15:56:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2020-07-08 15:56:48,781 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:48,782 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:48,782 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:48,782 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:48,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-07-08 15:56:48,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 86 transitions. [2020-07-08 15:56:48,786 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 86 transitions. Word has length 123 [2020-07-08 15:56:48,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:48,786 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 86 transitions. [2020-07-08 15:56:48,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-08 15:56:48,786 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 70 states and 86 transitions. [2020-07-08 15:56:48,885 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 86 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2020-07-08 15:56:48,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-07-08 15:56:48,888 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:48,888 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:48,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-08 15:56:48,888 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:48,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:48,889 INFO L82 PathProgramCache]: Analyzing trace with hash 532445701, now seen corresponding path program 5 times [2020-07-08 15:56:48,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:48,889 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [800745819] [2020-07-08 15:56:48,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Garbage collection #1: 17 nodes / 0 free / 0.0s / 0.0s total Resizing node table from 17 to 31 Garbage collection #2: 31 nodes / 0 free / 0.0s / 0.0s total Resizing node table from 31 to 61 Garbage collection #3: 61 nodes / 0 free / 0.0s / 0.0s total Resizing node table from 61 to 113 Garbage collection #4: 113 nodes / 0 free / 0.0s / 0.0s total Resizing node table from 113 to 223 [2020-07-08 15:56:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,074 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,074 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3188#true} {3188#true} #40#return; {3188#true} is VALID [2020-07-08 15:56:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,308 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,308 INFO L280 TraceCheckUtils]: 1: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,309 INFO L280 TraceCheckUtils]: 2: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,310 INFO L280 TraceCheckUtils]: 3: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,310 INFO L280 TraceCheckUtils]: 4: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,311 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,316 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,317 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,317 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,317 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,319 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3188#true} {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,320 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,320 INFO L280 TraceCheckUtils]: 1: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,321 INFO L280 TraceCheckUtils]: 2: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,321 INFO L263 TraceCheckUtils]: 3: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,321 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,322 INFO L280 TraceCheckUtils]: 5: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,322 INFO L280 TraceCheckUtils]: 6: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,323 INFO L280 TraceCheckUtils]: 7: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,324 INFO L280 TraceCheckUtils]: 8: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,325 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,325 INFO L280 TraceCheckUtils]: 10: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,326 INFO L263 TraceCheckUtils]: 11: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,326 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,326 INFO L280 TraceCheckUtils]: 13: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,326 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,327 INFO L280 TraceCheckUtils]: 15: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,327 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3188#true} {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,328 INFO L280 TraceCheckUtils]: 17: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,328 INFO L280 TraceCheckUtils]: 18: Hoare triple {3656#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,329 INFO L280 TraceCheckUtils]: 19: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret0; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,329 INFO L280 TraceCheckUtils]: 20: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,330 INFO L280 TraceCheckUtils]: 21: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume true; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,331 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3656#(<= |fibo_#in~n| 2)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,337 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,338 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,338 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,338 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,338 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,340 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3188#true} {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,340 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,341 INFO L280 TraceCheckUtils]: 1: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,341 INFO L280 TraceCheckUtils]: 2: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,341 INFO L263 TraceCheckUtils]: 3: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,342 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,343 INFO L280 TraceCheckUtils]: 5: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,343 INFO L280 TraceCheckUtils]: 6: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,343 INFO L263 TraceCheckUtils]: 7: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,344 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,344 INFO L280 TraceCheckUtils]: 9: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,345 INFO L280 TraceCheckUtils]: 10: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,345 INFO L280 TraceCheckUtils]: 11: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,346 INFO L280 TraceCheckUtils]: 12: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,347 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,348 INFO L280 TraceCheckUtils]: 14: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,348 INFO L263 TraceCheckUtils]: 15: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,348 INFO L280 TraceCheckUtils]: 16: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,348 INFO L280 TraceCheckUtils]: 17: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,349 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,349 INFO L280 TraceCheckUtils]: 19: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,350 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3188#true} {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,350 INFO L280 TraceCheckUtils]: 21: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,351 INFO L280 TraceCheckUtils]: 22: Hoare triple {3656#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,351 INFO L280 TraceCheckUtils]: 23: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret0; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,352 INFO L280 TraceCheckUtils]: 24: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,352 INFO L280 TraceCheckUtils]: 25: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume true; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,353 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3656#(<= |fibo_#in~n| 2)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,354 INFO L280 TraceCheckUtils]: 27: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,354 INFO L263 TraceCheckUtils]: 28: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,355 INFO L280 TraceCheckUtils]: 29: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,355 INFO L280 TraceCheckUtils]: 30: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,355 INFO L280 TraceCheckUtils]: 31: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,355 INFO L280 TraceCheckUtils]: 32: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,355 INFO L280 TraceCheckUtils]: 33: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,357 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {3188#true} {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,357 INFO L280 TraceCheckUtils]: 35: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,358 INFO L280 TraceCheckUtils]: 36: Hoare triple {3643#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,358 INFO L280 TraceCheckUtils]: 37: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret0; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,359 INFO L280 TraceCheckUtils]: 38: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,359 INFO L280 TraceCheckUtils]: 39: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume true; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,360 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {3643#(<= |fibo_#in~n| 3)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,374 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,374 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,374 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,375 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,375 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,375 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,379 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,380 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,380 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,380 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,380 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,381 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,381 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,381 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,381 INFO L263 TraceCheckUtils]: 3: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,382 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,382 INFO L280 TraceCheckUtils]: 5: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,382 INFO L280 TraceCheckUtils]: 6: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,382 INFO L280 TraceCheckUtils]: 7: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,382 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,383 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,383 INFO L280 TraceCheckUtils]: 10: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,383 INFO L263 TraceCheckUtils]: 11: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,383 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,384 INFO L280 TraceCheckUtils]: 13: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,384 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,384 INFO L280 TraceCheckUtils]: 15: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,384 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,384 INFO L280 TraceCheckUtils]: 17: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,385 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,385 INFO L280 TraceCheckUtils]: 19: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,385 INFO L280 TraceCheckUtils]: 20: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,385 INFO L280 TraceCheckUtils]: 21: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,387 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3188#true} {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,388 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,388 INFO L280 TraceCheckUtils]: 1: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,389 INFO L280 TraceCheckUtils]: 2: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,389 INFO L263 TraceCheckUtils]: 3: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,389 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,390 INFO L280 TraceCheckUtils]: 5: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,390 INFO L280 TraceCheckUtils]: 6: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,391 INFO L263 TraceCheckUtils]: 7: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,391 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,391 INFO L280 TraceCheckUtils]: 9: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,392 INFO L280 TraceCheckUtils]: 10: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,392 INFO L263 TraceCheckUtils]: 11: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,393 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,393 INFO L280 TraceCheckUtils]: 13: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,394 INFO L280 TraceCheckUtils]: 14: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,394 INFO L280 TraceCheckUtils]: 15: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,395 INFO L280 TraceCheckUtils]: 16: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,396 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,396 INFO L280 TraceCheckUtils]: 18: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,397 INFO L263 TraceCheckUtils]: 19: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,397 INFO L280 TraceCheckUtils]: 20: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,397 INFO L280 TraceCheckUtils]: 21: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,397 INFO L280 TraceCheckUtils]: 22: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,398 INFO L280 TraceCheckUtils]: 23: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,399 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {3188#true} {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,399 INFO L280 TraceCheckUtils]: 25: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,400 INFO L280 TraceCheckUtils]: 26: Hoare triple {3656#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,400 INFO L280 TraceCheckUtils]: 27: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret0; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,401 INFO L280 TraceCheckUtils]: 28: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,401 INFO L280 TraceCheckUtils]: 29: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume true; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,402 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {3656#(<= |fibo_#in~n| 2)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,403 INFO L280 TraceCheckUtils]: 31: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,403 INFO L263 TraceCheckUtils]: 32: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,403 INFO L280 TraceCheckUtils]: 33: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,404 INFO L280 TraceCheckUtils]: 34: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,404 INFO L280 TraceCheckUtils]: 35: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,404 INFO L280 TraceCheckUtils]: 36: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,404 INFO L280 TraceCheckUtils]: 37: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,405 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {3188#true} {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,406 INFO L280 TraceCheckUtils]: 39: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,406 INFO L280 TraceCheckUtils]: 40: Hoare triple {3643#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,407 INFO L280 TraceCheckUtils]: 41: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret0; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,407 INFO L280 TraceCheckUtils]: 42: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,408 INFO L280 TraceCheckUtils]: 43: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume true; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,409 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {3643#(<= |fibo_#in~n| 3)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:49,410 INFO L280 TraceCheckUtils]: 45: Hoare triple {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:49,410 INFO L263 TraceCheckUtils]: 46: Hoare triple {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,410 INFO L280 TraceCheckUtils]: 47: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,411 INFO L280 TraceCheckUtils]: 48: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,411 INFO L280 TraceCheckUtils]: 49: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,411 INFO L263 TraceCheckUtils]: 50: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,411 INFO L280 TraceCheckUtils]: 51: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,412 INFO L280 TraceCheckUtils]: 52: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,412 INFO L280 TraceCheckUtils]: 53: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,412 INFO L280 TraceCheckUtils]: 54: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,412 INFO L280 TraceCheckUtils]: 55: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,413 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,413 INFO L280 TraceCheckUtils]: 57: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,413 INFO L263 TraceCheckUtils]: 58: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,413 INFO L280 TraceCheckUtils]: 59: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,414 INFO L280 TraceCheckUtils]: 60: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,414 INFO L280 TraceCheckUtils]: 61: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,414 INFO L280 TraceCheckUtils]: 62: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,414 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,415 INFO L280 TraceCheckUtils]: 64: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,415 INFO L280 TraceCheckUtils]: 65: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,415 INFO L280 TraceCheckUtils]: 66: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,415 INFO L280 TraceCheckUtils]: 67: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,416 INFO L280 TraceCheckUtils]: 68: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,417 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {3188#true} {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,418 INFO L280 TraceCheckUtils]: 70: Hoare triple {3612#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,418 INFO L280 TraceCheckUtils]: 71: Hoare triple {3612#(<= |fibo_#in~n| 4)} #res := #t~ret0 + #t~ret1; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,419 INFO L280 TraceCheckUtils]: 72: Hoare triple {3612#(<= |fibo_#in~n| 4)} havoc #t~ret0; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,420 INFO L280 TraceCheckUtils]: 73: Hoare triple {3612#(<= |fibo_#in~n| 4)} havoc #t~ret1; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,421 INFO L280 TraceCheckUtils]: 74: Hoare triple {3612#(<= |fibo_#in~n| 4)} assume true; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,422 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {3612#(<= |fibo_#in~n| 4)} {3188#true} #46#return; {3451#(<= fibo_~n 5)} is VALID [2020-07-08 15:56:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,624 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,624 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,625 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,625 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,625 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,625 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,628 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,629 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,629 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,629 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,629 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,630 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,630 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,630 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,630 INFO L263 TraceCheckUtils]: 3: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,630 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,631 INFO L280 TraceCheckUtils]: 5: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,631 INFO L280 TraceCheckUtils]: 6: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,631 INFO L280 TraceCheckUtils]: 7: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,631 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,632 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,632 INFO L280 TraceCheckUtils]: 10: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,632 INFO L263 TraceCheckUtils]: 11: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,632 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,633 INFO L280 TraceCheckUtils]: 13: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,633 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,633 INFO L280 TraceCheckUtils]: 15: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,633 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,633 INFO L280 TraceCheckUtils]: 17: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,634 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,634 INFO L280 TraceCheckUtils]: 19: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,634 INFO L280 TraceCheckUtils]: 20: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,634 INFO L280 TraceCheckUtils]: 21: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,635 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,640 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,641 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,641 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,641 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,642 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,643 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,643 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,644 INFO L280 TraceCheckUtils]: 1: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:49,645 INFO L280 TraceCheckUtils]: 2: Hoare triple {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,645 INFO L263 TraceCheckUtils]: 3: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,645 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,646 INFO L280 TraceCheckUtils]: 5: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,646 INFO L280 TraceCheckUtils]: 6: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,646 INFO L263 TraceCheckUtils]: 7: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,646 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,647 INFO L280 TraceCheckUtils]: 9: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,647 INFO L280 TraceCheckUtils]: 10: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,647 INFO L280 TraceCheckUtils]: 11: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,647 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,648 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,648 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,648 INFO L263 TraceCheckUtils]: 15: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,648 INFO L280 TraceCheckUtils]: 16: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,648 INFO L280 TraceCheckUtils]: 17: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,649 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,649 INFO L280 TraceCheckUtils]: 19: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,649 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,649 INFO L280 TraceCheckUtils]: 21: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,650 INFO L280 TraceCheckUtils]: 22: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,650 INFO L280 TraceCheckUtils]: 23: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,650 INFO L280 TraceCheckUtils]: 24: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,650 INFO L280 TraceCheckUtils]: 25: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,651 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,652 INFO L280 TraceCheckUtils]: 27: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,652 INFO L263 TraceCheckUtils]: 28: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,652 INFO L280 TraceCheckUtils]: 29: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,653 INFO L280 TraceCheckUtils]: 30: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,653 INFO L280 TraceCheckUtils]: 31: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,653 INFO L280 TraceCheckUtils]: 32: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,653 INFO L280 TraceCheckUtils]: 33: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,654 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,655 INFO L280 TraceCheckUtils]: 35: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,655 INFO L280 TraceCheckUtils]: 36: Hoare triple {3849#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,656 INFO L280 TraceCheckUtils]: 37: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,656 INFO L280 TraceCheckUtils]: 38: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,657 INFO L280 TraceCheckUtils]: 39: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume true; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,658 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {3849#(<= 2 |fibo_#in~n|)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,669 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,670 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,670 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,670 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,670 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,671 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,674 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,674 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,675 INFO L280 TraceCheckUtils]: 3: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,675 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,675 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,675 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,676 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,676 INFO L263 TraceCheckUtils]: 3: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,676 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,676 INFO L280 TraceCheckUtils]: 5: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,676 INFO L280 TraceCheckUtils]: 6: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,677 INFO L280 TraceCheckUtils]: 7: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,677 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,677 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,677 INFO L280 TraceCheckUtils]: 10: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,678 INFO L263 TraceCheckUtils]: 11: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,678 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,678 INFO L280 TraceCheckUtils]: 13: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,678 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,679 INFO L280 TraceCheckUtils]: 15: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,679 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,679 INFO L280 TraceCheckUtils]: 17: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,679 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,679 INFO L280 TraceCheckUtils]: 19: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,680 INFO L280 TraceCheckUtils]: 20: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,680 INFO L280 TraceCheckUtils]: 21: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,681 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3188#true} {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,682 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,683 INFO L280 TraceCheckUtils]: 1: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,683 INFO L280 TraceCheckUtils]: 2: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,683 INFO L263 TraceCheckUtils]: 3: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,684 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,685 INFO L280 TraceCheckUtils]: 5: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:49,686 INFO L280 TraceCheckUtils]: 6: Hoare triple {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,686 INFO L263 TraceCheckUtils]: 7: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,686 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,686 INFO L280 TraceCheckUtils]: 9: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,687 INFO L280 TraceCheckUtils]: 10: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,687 INFO L263 TraceCheckUtils]: 11: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,687 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,687 INFO L280 TraceCheckUtils]: 13: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,687 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,688 INFO L280 TraceCheckUtils]: 15: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,688 INFO L280 TraceCheckUtils]: 16: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,688 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,688 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,689 INFO L263 TraceCheckUtils]: 19: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,689 INFO L280 TraceCheckUtils]: 20: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,689 INFO L280 TraceCheckUtils]: 21: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,689 INFO L280 TraceCheckUtils]: 22: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,690 INFO L280 TraceCheckUtils]: 23: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,690 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,690 INFO L280 TraceCheckUtils]: 25: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,690 INFO L280 TraceCheckUtils]: 26: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,690 INFO L280 TraceCheckUtils]: 27: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,691 INFO L280 TraceCheckUtils]: 28: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,691 INFO L280 TraceCheckUtils]: 29: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,692 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,693 INFO L280 TraceCheckUtils]: 31: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,693 INFO L263 TraceCheckUtils]: 32: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,693 INFO L280 TraceCheckUtils]: 33: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,693 INFO L280 TraceCheckUtils]: 34: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,694 INFO L280 TraceCheckUtils]: 35: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,694 INFO L280 TraceCheckUtils]: 36: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,694 INFO L280 TraceCheckUtils]: 37: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,695 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,696 INFO L280 TraceCheckUtils]: 39: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,697 INFO L280 TraceCheckUtils]: 40: Hoare triple {3849#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,697 INFO L280 TraceCheckUtils]: 41: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,698 INFO L280 TraceCheckUtils]: 42: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,698 INFO L280 TraceCheckUtils]: 43: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume true; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,700 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {3849#(<= 2 |fibo_#in~n|)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,700 INFO L280 TraceCheckUtils]: 45: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,701 INFO L263 TraceCheckUtils]: 46: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,701 INFO L280 TraceCheckUtils]: 47: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,701 INFO L280 TraceCheckUtils]: 48: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,701 INFO L280 TraceCheckUtils]: 49: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,702 INFO L263 TraceCheckUtils]: 50: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,702 INFO L280 TraceCheckUtils]: 51: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,702 INFO L280 TraceCheckUtils]: 52: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,702 INFO L280 TraceCheckUtils]: 53: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,702 INFO L280 TraceCheckUtils]: 54: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,703 INFO L280 TraceCheckUtils]: 55: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,703 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,703 INFO L280 TraceCheckUtils]: 57: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,703 INFO L263 TraceCheckUtils]: 58: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,704 INFO L280 TraceCheckUtils]: 59: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,704 INFO L280 TraceCheckUtils]: 60: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,704 INFO L280 TraceCheckUtils]: 61: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,704 INFO L280 TraceCheckUtils]: 62: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,705 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,705 INFO L280 TraceCheckUtils]: 64: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,705 INFO L280 TraceCheckUtils]: 65: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,705 INFO L280 TraceCheckUtils]: 66: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,705 INFO L280 TraceCheckUtils]: 67: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,706 INFO L280 TraceCheckUtils]: 68: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,707 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {3188#true} {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,707 INFO L280 TraceCheckUtils]: 70: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,708 INFO L280 TraceCheckUtils]: 71: Hoare triple {3817#(<= 3 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,709 INFO L280 TraceCheckUtils]: 72: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret0; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,709 INFO L280 TraceCheckUtils]: 73: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,710 INFO L280 TraceCheckUtils]: 74: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume true; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,711 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {3817#(<= 3 |fibo_#in~n|)} {3188#true} #46#return; {3745#(<= 4 fibo_~n)} is VALID [2020-07-08 15:56:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:49,725 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,725 INFO L280 TraceCheckUtils]: 1: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,726 INFO L280 TraceCheckUtils]: 2: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,726 INFO L280 TraceCheckUtils]: 3: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,727 INFO L280 TraceCheckUtils]: 4: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,728 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3745#(<= 4 fibo_~n)} #48#return; {3189#false} is VALID [2020-07-08 15:56:49,729 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,729 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,729 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,729 INFO L263 TraceCheckUtils]: 3: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,730 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,730 INFO L280 TraceCheckUtils]: 5: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,731 INFO L280 TraceCheckUtils]: 6: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,731 INFO L263 TraceCheckUtils]: 7: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,732 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,733 INFO L280 TraceCheckUtils]: 9: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:49,734 INFO L280 TraceCheckUtils]: 10: Hoare triple {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,734 INFO L263 TraceCheckUtils]: 11: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,734 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,734 INFO L280 TraceCheckUtils]: 13: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,735 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,735 INFO L263 TraceCheckUtils]: 15: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,735 INFO L280 TraceCheckUtils]: 16: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,735 INFO L280 TraceCheckUtils]: 17: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,736 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,736 INFO L280 TraceCheckUtils]: 19: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,736 INFO L280 TraceCheckUtils]: 20: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,736 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,737 INFO L280 TraceCheckUtils]: 22: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,737 INFO L263 TraceCheckUtils]: 23: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,737 INFO L280 TraceCheckUtils]: 24: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,737 INFO L280 TraceCheckUtils]: 25: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,737 INFO L280 TraceCheckUtils]: 26: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,738 INFO L280 TraceCheckUtils]: 27: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,738 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,738 INFO L280 TraceCheckUtils]: 29: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,738 INFO L280 TraceCheckUtils]: 30: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,738 INFO L280 TraceCheckUtils]: 31: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,739 INFO L280 TraceCheckUtils]: 32: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,739 INFO L280 TraceCheckUtils]: 33: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,740 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,741 INFO L280 TraceCheckUtils]: 35: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,741 INFO L263 TraceCheckUtils]: 36: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,741 INFO L280 TraceCheckUtils]: 37: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,741 INFO L280 TraceCheckUtils]: 38: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,742 INFO L280 TraceCheckUtils]: 39: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,742 INFO L280 TraceCheckUtils]: 40: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,742 INFO L280 TraceCheckUtils]: 41: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,743 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,744 INFO L280 TraceCheckUtils]: 43: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,745 INFO L280 TraceCheckUtils]: 44: Hoare triple {3849#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,745 INFO L280 TraceCheckUtils]: 45: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,746 INFO L280 TraceCheckUtils]: 46: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,747 INFO L280 TraceCheckUtils]: 47: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume true; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,748 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3849#(<= 2 |fibo_#in~n|)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,749 INFO L280 TraceCheckUtils]: 49: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,749 INFO L263 TraceCheckUtils]: 50: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,749 INFO L280 TraceCheckUtils]: 51: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,749 INFO L280 TraceCheckUtils]: 52: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,749 INFO L280 TraceCheckUtils]: 53: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,750 INFO L263 TraceCheckUtils]: 54: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,750 INFO L280 TraceCheckUtils]: 55: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,750 INFO L280 TraceCheckUtils]: 56: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,750 INFO L280 TraceCheckUtils]: 57: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,750 INFO L280 TraceCheckUtils]: 58: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,751 INFO L280 TraceCheckUtils]: 59: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,751 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,751 INFO L280 TraceCheckUtils]: 61: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,751 INFO L263 TraceCheckUtils]: 62: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,751 INFO L280 TraceCheckUtils]: 63: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,752 INFO L280 TraceCheckUtils]: 64: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,752 INFO L280 TraceCheckUtils]: 65: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,752 INFO L280 TraceCheckUtils]: 66: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,752 INFO L275 TraceCheckUtils]: 67: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,752 INFO L280 TraceCheckUtils]: 68: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,753 INFO L280 TraceCheckUtils]: 69: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,753 INFO L280 TraceCheckUtils]: 70: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,753 INFO L280 TraceCheckUtils]: 71: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,753 INFO L280 TraceCheckUtils]: 72: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,754 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {3188#true} {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,755 INFO L280 TraceCheckUtils]: 74: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,755 INFO L280 TraceCheckUtils]: 75: Hoare triple {3817#(<= 3 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,756 INFO L280 TraceCheckUtils]: 76: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret0; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,756 INFO L280 TraceCheckUtils]: 77: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,757 INFO L280 TraceCheckUtils]: 78: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume true; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,758 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {3817#(<= 3 |fibo_#in~n|)} {3188#true} #46#return; {3745#(<= 4 fibo_~n)} is VALID [2020-07-08 15:56:49,759 INFO L280 TraceCheckUtils]: 80: Hoare triple {3745#(<= 4 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3745#(<= 4 fibo_~n)} is VALID [2020-07-08 15:56:49,759 INFO L263 TraceCheckUtils]: 81: Hoare triple {3745#(<= 4 fibo_~n)} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,760 INFO L280 TraceCheckUtils]: 82: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,760 INFO L280 TraceCheckUtils]: 83: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,761 INFO L280 TraceCheckUtils]: 84: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,761 INFO L280 TraceCheckUtils]: 85: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,762 INFO L280 TraceCheckUtils]: 86: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,763 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3745#(<= 4 fibo_~n)} #48#return; {3189#false} is VALID [2020-07-08 15:56:49,763 INFO L280 TraceCheckUtils]: 88: Hoare triple {3189#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3189#false} is VALID [2020-07-08 15:56:49,763 INFO L280 TraceCheckUtils]: 89: Hoare triple {3189#false} #res := #t~ret0 + #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,763 INFO L280 TraceCheckUtils]: 90: Hoare triple {3189#false} havoc #t~ret0; {3189#false} is VALID [2020-07-08 15:56:49,764 INFO L280 TraceCheckUtils]: 91: Hoare triple {3189#false} havoc #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,764 INFO L280 TraceCheckUtils]: 92: Hoare triple {3189#false} assume true; {3189#false} is VALID [2020-07-08 15:56:49,764 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3189#false} {3451#(<= fibo_~n 5)} #48#return; {3189#false} is VALID [2020-07-08 15:56:49,770 INFO L280 TraceCheckUtils]: 0: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,771 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,771 INFO L280 TraceCheckUtils]: 2: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,771 INFO L263 TraceCheckUtils]: 3: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,772 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,772 INFO L280 TraceCheckUtils]: 5: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,773 INFO L280 TraceCheckUtils]: 6: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,774 INFO L263 TraceCheckUtils]: 7: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,774 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,775 INFO L280 TraceCheckUtils]: 9: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,776 INFO L280 TraceCheckUtils]: 10: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,776 INFO L263 TraceCheckUtils]: 11: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,777 INFO L280 TraceCheckUtils]: 12: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,777 INFO L280 TraceCheckUtils]: 13: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,778 INFO L280 TraceCheckUtils]: 14: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,779 INFO L263 TraceCheckUtils]: 15: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,779 INFO L280 TraceCheckUtils]: 16: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,780 INFO L280 TraceCheckUtils]: 17: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,781 INFO L280 TraceCheckUtils]: 18: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,782 INFO L280 TraceCheckUtils]: 19: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,782 INFO L280 TraceCheckUtils]: 20: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,784 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,784 INFO L280 TraceCheckUtils]: 22: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,785 INFO L263 TraceCheckUtils]: 23: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,785 INFO L280 TraceCheckUtils]: 24: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,785 INFO L280 TraceCheckUtils]: 25: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,785 INFO L280 TraceCheckUtils]: 26: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,786 INFO L280 TraceCheckUtils]: 27: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,787 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3188#true} {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,787 INFO L280 TraceCheckUtils]: 29: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,788 INFO L280 TraceCheckUtils]: 30: Hoare triple {3656#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,788 INFO L280 TraceCheckUtils]: 31: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret0; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,789 INFO L280 TraceCheckUtils]: 32: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,789 INFO L280 TraceCheckUtils]: 33: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume true; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,791 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {3656#(<= |fibo_#in~n| 2)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,792 INFO L280 TraceCheckUtils]: 35: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,792 INFO L263 TraceCheckUtils]: 36: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,792 INFO L280 TraceCheckUtils]: 37: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,792 INFO L280 TraceCheckUtils]: 38: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,792 INFO L280 TraceCheckUtils]: 39: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,793 INFO L280 TraceCheckUtils]: 40: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,793 INFO L280 TraceCheckUtils]: 41: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,794 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3188#true} {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,795 INFO L280 TraceCheckUtils]: 43: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,795 INFO L280 TraceCheckUtils]: 44: Hoare triple {3643#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,796 INFO L280 TraceCheckUtils]: 45: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret0; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,796 INFO L280 TraceCheckUtils]: 46: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,797 INFO L280 TraceCheckUtils]: 47: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume true; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,798 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3643#(<= |fibo_#in~n| 3)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:49,800 INFO L280 TraceCheckUtils]: 49: Hoare triple {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:49,800 INFO L263 TraceCheckUtils]: 50: Hoare triple {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,800 INFO L280 TraceCheckUtils]: 51: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,800 INFO L280 TraceCheckUtils]: 52: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,801 INFO L280 TraceCheckUtils]: 53: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,801 INFO L263 TraceCheckUtils]: 54: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,801 INFO L280 TraceCheckUtils]: 55: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,801 INFO L280 TraceCheckUtils]: 56: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,802 INFO L280 TraceCheckUtils]: 57: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,802 INFO L280 TraceCheckUtils]: 58: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,802 INFO L280 TraceCheckUtils]: 59: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,803 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,803 INFO L280 TraceCheckUtils]: 61: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,803 INFO L263 TraceCheckUtils]: 62: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,804 INFO L280 TraceCheckUtils]: 63: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,804 INFO L280 TraceCheckUtils]: 64: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,804 INFO L280 TraceCheckUtils]: 65: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,804 INFO L280 TraceCheckUtils]: 66: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,805 INFO L275 TraceCheckUtils]: 67: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,805 INFO L280 TraceCheckUtils]: 68: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,805 INFO L280 TraceCheckUtils]: 69: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,806 INFO L280 TraceCheckUtils]: 70: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,806 INFO L280 TraceCheckUtils]: 71: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,806 INFO L280 TraceCheckUtils]: 72: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,808 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {3188#true} {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,808 INFO L280 TraceCheckUtils]: 74: Hoare triple {3612#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,809 INFO L280 TraceCheckUtils]: 75: Hoare triple {3612#(<= |fibo_#in~n| 4)} #res := #t~ret0 + #t~ret1; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,810 INFO L280 TraceCheckUtils]: 76: Hoare triple {3612#(<= |fibo_#in~n| 4)} havoc #t~ret0; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,811 INFO L280 TraceCheckUtils]: 77: Hoare triple {3612#(<= |fibo_#in~n| 4)} havoc #t~ret1; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,812 INFO L280 TraceCheckUtils]: 78: Hoare triple {3612#(<= |fibo_#in~n| 4)} assume true; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,813 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {3612#(<= |fibo_#in~n| 4)} {3188#true} #46#return; {3451#(<= fibo_~n 5)} is VALID [2020-07-08 15:56:49,814 INFO L280 TraceCheckUtils]: 80: Hoare triple {3451#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3451#(<= fibo_~n 5)} is VALID [2020-07-08 15:56:49,814 INFO L263 TraceCheckUtils]: 81: Hoare triple {3451#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,814 INFO L280 TraceCheckUtils]: 82: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,814 INFO L280 TraceCheckUtils]: 83: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,814 INFO L280 TraceCheckUtils]: 84: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,815 INFO L263 TraceCheckUtils]: 85: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,815 INFO L280 TraceCheckUtils]: 86: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,816 INFO L280 TraceCheckUtils]: 87: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,816 INFO L280 TraceCheckUtils]: 88: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,817 INFO L263 TraceCheckUtils]: 89: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,817 INFO L280 TraceCheckUtils]: 90: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,818 INFO L280 TraceCheckUtils]: 91: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:49,819 INFO L280 TraceCheckUtils]: 92: Hoare triple {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,819 INFO L263 TraceCheckUtils]: 93: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,819 INFO L280 TraceCheckUtils]: 94: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,819 INFO L280 TraceCheckUtils]: 95: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,820 INFO L280 TraceCheckUtils]: 96: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,820 INFO L263 TraceCheckUtils]: 97: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,820 INFO L280 TraceCheckUtils]: 98: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,821 INFO L280 TraceCheckUtils]: 99: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,821 INFO L280 TraceCheckUtils]: 100: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,821 INFO L280 TraceCheckUtils]: 101: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,822 INFO L280 TraceCheckUtils]: 102: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,822 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,822 INFO L280 TraceCheckUtils]: 104: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,823 INFO L263 TraceCheckUtils]: 105: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,823 INFO L280 TraceCheckUtils]: 106: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,823 INFO L280 TraceCheckUtils]: 107: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,823 INFO L280 TraceCheckUtils]: 108: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,823 INFO L280 TraceCheckUtils]: 109: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,824 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,824 INFO L280 TraceCheckUtils]: 111: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,824 INFO L280 TraceCheckUtils]: 112: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,825 INFO L280 TraceCheckUtils]: 113: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,825 INFO L280 TraceCheckUtils]: 114: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,825 INFO L280 TraceCheckUtils]: 115: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,827 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,828 INFO L280 TraceCheckUtils]: 117: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,828 INFO L263 TraceCheckUtils]: 118: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,828 INFO L280 TraceCheckUtils]: 119: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,829 INFO L280 TraceCheckUtils]: 120: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,829 INFO L280 TraceCheckUtils]: 121: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,829 INFO L280 TraceCheckUtils]: 122: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,830 INFO L280 TraceCheckUtils]: 123: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,831 INFO L275 TraceCheckUtils]: 124: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,832 INFO L280 TraceCheckUtils]: 125: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,833 INFO L280 TraceCheckUtils]: 126: Hoare triple {3849#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,834 INFO L280 TraceCheckUtils]: 127: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,834 INFO L280 TraceCheckUtils]: 128: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,835 INFO L280 TraceCheckUtils]: 129: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume true; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,836 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {3849#(<= 2 |fibo_#in~n|)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,837 INFO L280 TraceCheckUtils]: 131: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,837 INFO L263 TraceCheckUtils]: 132: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,837 INFO L280 TraceCheckUtils]: 133: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,838 INFO L280 TraceCheckUtils]: 134: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,838 INFO L280 TraceCheckUtils]: 135: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,838 INFO L263 TraceCheckUtils]: 136: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,838 INFO L280 TraceCheckUtils]: 137: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,838 INFO L280 TraceCheckUtils]: 138: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,839 INFO L280 TraceCheckUtils]: 139: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,839 INFO L280 TraceCheckUtils]: 140: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,839 INFO L280 TraceCheckUtils]: 141: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,839 INFO L275 TraceCheckUtils]: 142: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,839 INFO L280 TraceCheckUtils]: 143: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,840 INFO L263 TraceCheckUtils]: 144: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,840 INFO L280 TraceCheckUtils]: 145: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,840 INFO L280 TraceCheckUtils]: 146: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,840 INFO L280 TraceCheckUtils]: 147: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,841 INFO L280 TraceCheckUtils]: 148: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,841 INFO L275 TraceCheckUtils]: 149: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,841 INFO L280 TraceCheckUtils]: 150: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,841 INFO L280 TraceCheckUtils]: 151: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,841 INFO L280 TraceCheckUtils]: 152: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,842 INFO L280 TraceCheckUtils]: 153: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,842 INFO L280 TraceCheckUtils]: 154: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,843 INFO L275 TraceCheckUtils]: 155: Hoare quadruple {3188#true} {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,844 INFO L280 TraceCheckUtils]: 156: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,844 INFO L280 TraceCheckUtils]: 157: Hoare triple {3817#(<= 3 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,845 INFO L280 TraceCheckUtils]: 158: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret0; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,846 INFO L280 TraceCheckUtils]: 159: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,846 INFO L280 TraceCheckUtils]: 160: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume true; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,847 INFO L275 TraceCheckUtils]: 161: Hoare quadruple {3817#(<= 3 |fibo_#in~n|)} {3188#true} #46#return; {3745#(<= 4 fibo_~n)} is VALID [2020-07-08 15:56:49,848 INFO L280 TraceCheckUtils]: 162: Hoare triple {3745#(<= 4 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3745#(<= 4 fibo_~n)} is VALID [2020-07-08 15:56:49,848 INFO L263 TraceCheckUtils]: 163: Hoare triple {3745#(<= 4 fibo_~n)} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,849 INFO L280 TraceCheckUtils]: 164: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,849 INFO L280 TraceCheckUtils]: 165: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,850 INFO L280 TraceCheckUtils]: 166: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,850 INFO L280 TraceCheckUtils]: 167: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,851 INFO L280 TraceCheckUtils]: 168: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,852 INFO L275 TraceCheckUtils]: 169: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3745#(<= 4 fibo_~n)} #48#return; {3189#false} is VALID [2020-07-08 15:56:49,852 INFO L280 TraceCheckUtils]: 170: Hoare triple {3189#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3189#false} is VALID [2020-07-08 15:56:49,853 INFO L280 TraceCheckUtils]: 171: Hoare triple {3189#false} #res := #t~ret0 + #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,853 INFO L280 TraceCheckUtils]: 172: Hoare triple {3189#false} havoc #t~ret0; {3189#false} is VALID [2020-07-08 15:56:49,853 INFO L280 TraceCheckUtils]: 173: Hoare triple {3189#false} havoc #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,853 INFO L280 TraceCheckUtils]: 174: Hoare triple {3189#false} assume true; {3189#false} is VALID [2020-07-08 15:56:49,853 INFO L275 TraceCheckUtils]: 175: Hoare quadruple {3189#false} {3451#(<= fibo_~n 5)} #48#return; {3189#false} is VALID [2020-07-08 15:56:49,854 INFO L280 TraceCheckUtils]: 176: Hoare triple {3189#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3189#false} is VALID [2020-07-08 15:56:49,854 INFO L280 TraceCheckUtils]: 177: Hoare triple {3189#false} #res := #t~ret0 + #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,854 INFO L280 TraceCheckUtils]: 178: Hoare triple {3189#false} havoc #t~ret0; {3189#false} is VALID [2020-07-08 15:56:49,855 INFO L280 TraceCheckUtils]: 179: Hoare triple {3189#false} havoc #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,855 INFO L280 TraceCheckUtils]: 180: Hoare triple {3189#false} assume true; {3189#false} is VALID [2020-07-08 15:56:49,855 INFO L275 TraceCheckUtils]: 181: Hoare quadruple {3189#false} {3192#(<= 7 main_~x~0)} #44#return; {3189#false} is VALID [2020-07-08 15:56:49,891 INFO L263 TraceCheckUtils]: 0: Hoare triple {3188#true} call ULTIMATE.init(); {3188#true} is VALID [2020-07-08 15:56:49,891 INFO L280 TraceCheckUtils]: 1: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,891 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3188#true} {3188#true} #40#return; {3188#true} is VALID [2020-07-08 15:56:49,892 INFO L263 TraceCheckUtils]: 3: Hoare triple {3188#true} call #t~ret3 := main(); {3188#true} is VALID [2020-07-08 15:56:49,893 INFO L280 TraceCheckUtils]: 4: Hoare triple {3188#true} ~x~0 := 7; {3192#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:49,893 INFO L263 TraceCheckUtils]: 5: Hoare triple {3192#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {3188#true} is VALID [2020-07-08 15:56:49,893 INFO L280 TraceCheckUtils]: 6: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,893 INFO L280 TraceCheckUtils]: 7: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,894 INFO L280 TraceCheckUtils]: 8: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,894 INFO L263 TraceCheckUtils]: 9: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,894 INFO L280 TraceCheckUtils]: 10: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,895 INFO L280 TraceCheckUtils]: 11: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,896 INFO L280 TraceCheckUtils]: 12: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,896 INFO L263 TraceCheckUtils]: 13: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,896 INFO L280 TraceCheckUtils]: 14: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,897 INFO L280 TraceCheckUtils]: 15: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,897 INFO L280 TraceCheckUtils]: 16: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,897 INFO L263 TraceCheckUtils]: 17: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,898 INFO L280 TraceCheckUtils]: 18: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,899 INFO L280 TraceCheckUtils]: 19: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,899 INFO L280 TraceCheckUtils]: 20: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,899 INFO L263 TraceCheckUtils]: 21: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,900 INFO L280 TraceCheckUtils]: 22: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,901 INFO L280 TraceCheckUtils]: 23: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,901 INFO L280 TraceCheckUtils]: 24: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,902 INFO L280 TraceCheckUtils]: 25: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,902 INFO L280 TraceCheckUtils]: 26: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,904 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,905 INFO L280 TraceCheckUtils]: 28: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:49,905 INFO L263 TraceCheckUtils]: 29: Hoare triple {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,906 INFO L280 TraceCheckUtils]: 30: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,906 INFO L280 TraceCheckUtils]: 31: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,906 INFO L280 TraceCheckUtils]: 32: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,906 INFO L280 TraceCheckUtils]: 33: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,908 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {3188#true} {3650#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,908 INFO L280 TraceCheckUtils]: 35: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,909 INFO L280 TraceCheckUtils]: 36: Hoare triple {3656#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,910 INFO L280 TraceCheckUtils]: 37: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret0; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,911 INFO L280 TraceCheckUtils]: 38: Hoare triple {3656#(<= |fibo_#in~n| 2)} havoc #t~ret1; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,911 INFO L280 TraceCheckUtils]: 39: Hoare triple {3656#(<= |fibo_#in~n| 2)} assume true; {3656#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:49,913 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {3656#(<= |fibo_#in~n| 2)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,914 INFO L280 TraceCheckUtils]: 41: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:49,914 INFO L263 TraceCheckUtils]: 42: Hoare triple {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,915 INFO L280 TraceCheckUtils]: 43: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,915 INFO L280 TraceCheckUtils]: 44: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,915 INFO L280 TraceCheckUtils]: 45: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,916 INFO L280 TraceCheckUtils]: 46: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,916 INFO L280 TraceCheckUtils]: 47: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,917 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3188#true} {3636#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,918 INFO L280 TraceCheckUtils]: 49: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,919 INFO L280 TraceCheckUtils]: 50: Hoare triple {3643#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,919 INFO L280 TraceCheckUtils]: 51: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret0; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,920 INFO L280 TraceCheckUtils]: 52: Hoare triple {3643#(<= |fibo_#in~n| 3)} havoc #t~ret1; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,920 INFO L280 TraceCheckUtils]: 53: Hoare triple {3643#(<= |fibo_#in~n| 3)} assume true; {3643#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:49,922 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {3643#(<= |fibo_#in~n| 3)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:49,922 INFO L280 TraceCheckUtils]: 55: Hoare triple {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:49,923 INFO L263 TraceCheckUtils]: 56: Hoare triple {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,923 INFO L280 TraceCheckUtils]: 57: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,923 INFO L280 TraceCheckUtils]: 58: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,923 INFO L280 TraceCheckUtils]: 59: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,923 INFO L263 TraceCheckUtils]: 60: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,924 INFO L280 TraceCheckUtils]: 61: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,924 INFO L280 TraceCheckUtils]: 62: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,924 INFO L280 TraceCheckUtils]: 63: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,924 INFO L280 TraceCheckUtils]: 64: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,924 INFO L280 TraceCheckUtils]: 65: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,925 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,925 INFO L280 TraceCheckUtils]: 67: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,925 INFO L263 TraceCheckUtils]: 68: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,925 INFO L280 TraceCheckUtils]: 69: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,925 INFO L280 TraceCheckUtils]: 70: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,926 INFO L280 TraceCheckUtils]: 71: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,926 INFO L280 TraceCheckUtils]: 72: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,926 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,926 INFO L280 TraceCheckUtils]: 74: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,926 INFO L280 TraceCheckUtils]: 75: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,926 INFO L280 TraceCheckUtils]: 76: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,927 INFO L280 TraceCheckUtils]: 77: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,927 INFO L280 TraceCheckUtils]: 78: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,929 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {3188#true} {3588#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,929 INFO L280 TraceCheckUtils]: 80: Hoare triple {3612#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,930 INFO L280 TraceCheckUtils]: 81: Hoare triple {3612#(<= |fibo_#in~n| 4)} #res := #t~ret0 + #t~ret1; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,931 INFO L280 TraceCheckUtils]: 82: Hoare triple {3612#(<= |fibo_#in~n| 4)} havoc #t~ret0; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,931 INFO L280 TraceCheckUtils]: 83: Hoare triple {3612#(<= |fibo_#in~n| 4)} havoc #t~ret1; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,932 INFO L280 TraceCheckUtils]: 84: Hoare triple {3612#(<= |fibo_#in~n| 4)} assume true; {3612#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:49,934 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {3612#(<= |fibo_#in~n| 4)} {3188#true} #46#return; {3451#(<= fibo_~n 5)} is VALID [2020-07-08 15:56:49,934 INFO L280 TraceCheckUtils]: 86: Hoare triple {3451#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3451#(<= fibo_~n 5)} is VALID [2020-07-08 15:56:49,935 INFO L263 TraceCheckUtils]: 87: Hoare triple {3451#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,935 INFO L280 TraceCheckUtils]: 88: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,935 INFO L280 TraceCheckUtils]: 89: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,935 INFO L280 TraceCheckUtils]: 90: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,936 INFO L263 TraceCheckUtils]: 91: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,937 INFO L280 TraceCheckUtils]: 92: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,937 INFO L280 TraceCheckUtils]: 93: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,938 INFO L280 TraceCheckUtils]: 94: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,938 INFO L263 TraceCheckUtils]: 95: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,939 INFO L280 TraceCheckUtils]: 96: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,940 INFO L280 TraceCheckUtils]: 97: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:49,941 INFO L280 TraceCheckUtils]: 98: Hoare triple {3818#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,942 INFO L263 TraceCheckUtils]: 99: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,942 INFO L280 TraceCheckUtils]: 100: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,942 INFO L280 TraceCheckUtils]: 101: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,942 INFO L280 TraceCheckUtils]: 102: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,942 INFO L263 TraceCheckUtils]: 103: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,943 INFO L280 TraceCheckUtils]: 104: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,943 INFO L280 TraceCheckUtils]: 105: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,943 INFO L280 TraceCheckUtils]: 106: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,943 INFO L280 TraceCheckUtils]: 107: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,943 INFO L280 TraceCheckUtils]: 108: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,944 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,944 INFO L280 TraceCheckUtils]: 110: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,944 INFO L263 TraceCheckUtils]: 111: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,944 INFO L280 TraceCheckUtils]: 112: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,944 INFO L280 TraceCheckUtils]: 113: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,945 INFO L280 TraceCheckUtils]: 114: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,945 INFO L280 TraceCheckUtils]: 115: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,945 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,945 INFO L280 TraceCheckUtils]: 117: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,945 INFO L280 TraceCheckUtils]: 118: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,946 INFO L280 TraceCheckUtils]: 119: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,946 INFO L280 TraceCheckUtils]: 120: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,946 INFO L280 TraceCheckUtils]: 121: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,947 INFO L275 TraceCheckUtils]: 122: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,948 INFO L280 TraceCheckUtils]: 123: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:49,948 INFO L263 TraceCheckUtils]: 124: Hoare triple {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,948 INFO L280 TraceCheckUtils]: 125: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,948 INFO L280 TraceCheckUtils]: 126: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,949 INFO L280 TraceCheckUtils]: 127: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,949 INFO L280 TraceCheckUtils]: 128: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,949 INFO L280 TraceCheckUtils]: 129: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,950 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {3188#true} {3819#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,951 INFO L280 TraceCheckUtils]: 131: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,952 INFO L280 TraceCheckUtils]: 132: Hoare triple {3849#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,952 INFO L280 TraceCheckUtils]: 133: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,953 INFO L280 TraceCheckUtils]: 134: Hoare triple {3849#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,953 INFO L280 TraceCheckUtils]: 135: Hoare triple {3849#(<= 2 |fibo_#in~n|)} assume true; {3849#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,955 INFO L275 TraceCheckUtils]: 136: Hoare quadruple {3849#(<= 2 |fibo_#in~n|)} {3546#(= fibo_~n |fibo_#in~n|)} #46#return; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,955 INFO L280 TraceCheckUtils]: 137: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 15:56:49,956 INFO L263 TraceCheckUtils]: 138: Hoare triple {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,956 INFO L280 TraceCheckUtils]: 139: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,956 INFO L280 TraceCheckUtils]: 140: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,956 INFO L280 TraceCheckUtils]: 141: Hoare triple {3188#true} assume !(1 == ~n); {3188#true} is VALID [2020-07-08 15:56:49,956 INFO L263 TraceCheckUtils]: 142: Hoare triple {3188#true} call #t~ret0 := fibo(~n - 1); {3188#true} is VALID [2020-07-08 15:56:49,956 INFO L280 TraceCheckUtils]: 143: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,957 INFO L280 TraceCheckUtils]: 144: Hoare triple {3188#true} assume !(~n < 1); {3188#true} is VALID [2020-07-08 15:56:49,957 INFO L280 TraceCheckUtils]: 145: Hoare triple {3188#true} assume 1 == ~n; {3188#true} is VALID [2020-07-08 15:56:49,957 INFO L280 TraceCheckUtils]: 146: Hoare triple {3188#true} #res := 1; {3188#true} is VALID [2020-07-08 15:56:49,957 INFO L280 TraceCheckUtils]: 147: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,957 INFO L275 TraceCheckUtils]: 148: Hoare quadruple {3188#true} {3188#true} #46#return; {3188#true} is VALID [2020-07-08 15:56:49,958 INFO L280 TraceCheckUtils]: 149: Hoare triple {3188#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,958 INFO L263 TraceCheckUtils]: 150: Hoare triple {3188#true} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,958 INFO L280 TraceCheckUtils]: 151: Hoare triple {3188#true} ~n := #in~n; {3188#true} is VALID [2020-07-08 15:56:49,958 INFO L280 TraceCheckUtils]: 152: Hoare triple {3188#true} assume ~n < 1; {3188#true} is VALID [2020-07-08 15:56:49,958 INFO L280 TraceCheckUtils]: 153: Hoare triple {3188#true} #res := 0; {3188#true} is VALID [2020-07-08 15:56:49,958 INFO L280 TraceCheckUtils]: 154: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,959 INFO L275 TraceCheckUtils]: 155: Hoare quadruple {3188#true} {3188#true} #48#return; {3188#true} is VALID [2020-07-08 15:56:49,959 INFO L280 TraceCheckUtils]: 156: Hoare triple {3188#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3188#true} is VALID [2020-07-08 15:56:49,959 INFO L280 TraceCheckUtils]: 157: Hoare triple {3188#true} #res := #t~ret0 + #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,959 INFO L280 TraceCheckUtils]: 158: Hoare triple {3188#true} havoc #t~ret0; {3188#true} is VALID [2020-07-08 15:56:49,959 INFO L280 TraceCheckUtils]: 159: Hoare triple {3188#true} havoc #t~ret1; {3188#true} is VALID [2020-07-08 15:56:49,960 INFO L280 TraceCheckUtils]: 160: Hoare triple {3188#true} assume true; {3188#true} is VALID [2020-07-08 15:56:49,961 INFO L275 TraceCheckUtils]: 161: Hoare quadruple {3188#true} {3793#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #48#return; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,961 INFO L280 TraceCheckUtils]: 162: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,962 INFO L280 TraceCheckUtils]: 163: Hoare triple {3817#(<= 3 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,962 INFO L280 TraceCheckUtils]: 164: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret0; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,963 INFO L280 TraceCheckUtils]: 165: Hoare triple {3817#(<= 3 |fibo_#in~n|)} havoc #t~ret1; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,963 INFO L280 TraceCheckUtils]: 166: Hoare triple {3817#(<= 3 |fibo_#in~n|)} assume true; {3817#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,965 INFO L275 TraceCheckUtils]: 167: Hoare quadruple {3817#(<= 3 |fibo_#in~n|)} {3188#true} #46#return; {3745#(<= 4 fibo_~n)} is VALID [2020-07-08 15:56:49,965 INFO L280 TraceCheckUtils]: 168: Hoare triple {3745#(<= 4 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3745#(<= 4 fibo_~n)} is VALID [2020-07-08 15:56:49,965 INFO L263 TraceCheckUtils]: 169: Hoare triple {3745#(<= 4 fibo_~n)} call #t~ret1 := fibo(~n - 2); {3188#true} is VALID [2020-07-08 15:56:49,966 INFO L280 TraceCheckUtils]: 170: Hoare triple {3188#true} ~n := #in~n; {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,966 INFO L280 TraceCheckUtils]: 171: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {3546#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:49,967 INFO L280 TraceCheckUtils]: 172: Hoare triple {3546#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,968 INFO L280 TraceCheckUtils]: 173: Hoare triple {3657#(<= |fibo_#in~n| 1)} #res := 1; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,968 INFO L280 TraceCheckUtils]: 174: Hoare triple {3657#(<= |fibo_#in~n| 1)} assume true; {3657#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:49,969 INFO L275 TraceCheckUtils]: 175: Hoare quadruple {3657#(<= |fibo_#in~n| 1)} {3745#(<= 4 fibo_~n)} #48#return; {3189#false} is VALID [2020-07-08 15:56:49,970 INFO L280 TraceCheckUtils]: 176: Hoare triple {3189#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3189#false} is VALID [2020-07-08 15:56:49,970 INFO L280 TraceCheckUtils]: 177: Hoare triple {3189#false} #res := #t~ret0 + #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,970 INFO L280 TraceCheckUtils]: 178: Hoare triple {3189#false} havoc #t~ret0; {3189#false} is VALID [2020-07-08 15:56:49,970 INFO L280 TraceCheckUtils]: 179: Hoare triple {3189#false} havoc #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,971 INFO L280 TraceCheckUtils]: 180: Hoare triple {3189#false} assume true; {3189#false} is VALID [2020-07-08 15:56:49,971 INFO L275 TraceCheckUtils]: 181: Hoare quadruple {3189#false} {3451#(<= fibo_~n 5)} #48#return; {3189#false} is VALID [2020-07-08 15:56:49,971 INFO L280 TraceCheckUtils]: 182: Hoare triple {3189#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {3189#false} is VALID [2020-07-08 15:56:49,971 INFO L280 TraceCheckUtils]: 183: Hoare triple {3189#false} #res := #t~ret0 + #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,972 INFO L280 TraceCheckUtils]: 184: Hoare triple {3189#false} havoc #t~ret0; {3189#false} is VALID [2020-07-08 15:56:49,972 INFO L280 TraceCheckUtils]: 185: Hoare triple {3189#false} havoc #t~ret1; {3189#false} is VALID [2020-07-08 15:56:49,972 INFO L280 TraceCheckUtils]: 186: Hoare triple {3189#false} assume true; {3189#false} is VALID [2020-07-08 15:56:49,972 INFO L275 TraceCheckUtils]: 187: Hoare quadruple {3189#false} {3192#(<= 7 main_~x~0)} #44#return; {3189#false} is VALID [2020-07-08 15:56:49,973 INFO L280 TraceCheckUtils]: 188: Hoare triple {3189#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3189#false} is VALID [2020-07-08 15:56:49,973 INFO L280 TraceCheckUtils]: 189: Hoare triple {3189#false} ~result~0 := #t~ret2; {3189#false} is VALID [2020-07-08 15:56:49,973 INFO L280 TraceCheckUtils]: 190: Hoare triple {3189#false} havoc #t~ret2; {3189#false} is VALID [2020-07-08 15:56:49,973 INFO L280 TraceCheckUtils]: 191: Hoare triple {3189#false} assume 13 == ~result~0; {3189#false} is VALID [2020-07-08 15:56:49,974 INFO L280 TraceCheckUtils]: 192: Hoare triple {3189#false} assume !false; {3189#false} is VALID [2020-07-08 15:56:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 47 proven. 92 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-07-08 15:56:50,022 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:50,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [800745819] [2020-07-08 15:56:50,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:50,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-07-08 15:56:50,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524947385] [2020-07-08 15:56:50,025 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 193 [2020-07-08 15:56:50,061 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:50,061 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2020-07-08 15:56:50,153 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:50,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-07-08 15:56:50,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:50,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-07-08 15:56:50,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2020-07-08 15:56:50,154 INFO L87 Difference]: Start difference. First operand 70 states and 86 transitions. Second operand 18 states. [2020-07-08 15:56:51,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:51,731 INFO L93 Difference]: Finished difference Result 149 states and 214 transitions. [2020-07-08 15:56:51,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-08 15:56:51,731 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 193 [2020-07-08 15:56:51,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 15:56:51,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 141 transitions. [2020-07-08 15:56:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 15:56:51,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 141 transitions. [2020-07-08 15:56:51,740 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states and 141 transitions. [2020-07-08 15:56:51,918 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 141 edges. 141 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:51,921 INFO L225 Difference]: With dead ends: 149 [2020-07-08 15:56:51,922 INFO L226 Difference]: Without dead ends: 92 [2020-07-08 15:56:51,923 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=622, Unknown=0, NotChecked=0, Total=812 [2020-07-08 15:56:51,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-07-08 15:56:52,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 85. [2020-07-08 15:56:52,077 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:52,077 INFO L82 GeneralOperation]: Start isEquivalent. First operand 92 states. Second operand 85 states. [2020-07-08 15:56:52,077 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 85 states. [2020-07-08 15:56:52,078 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 85 states. [2020-07-08 15:56:52,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:52,083 INFO L93 Difference]: Finished difference Result 92 states and 113 transitions. [2020-07-08 15:56:52,084 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 113 transitions. [2020-07-08 15:56:52,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:52,085 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:52,085 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 92 states. [2020-07-08 15:56:52,085 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 92 states. [2020-07-08 15:56:52,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:52,089 INFO L93 Difference]: Finished difference Result 92 states and 113 transitions. [2020-07-08 15:56:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 113 transitions. [2020-07-08 15:56:52,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:52,090 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:52,090 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:52,091 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-08 15:56:52,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 104 transitions. [2020-07-08 15:56:52,095 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 104 transitions. Word has length 193 [2020-07-08 15:56:52,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:52,095 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 104 transitions. [2020-07-08 15:56:52,095 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-07-08 15:56:52,095 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 85 states and 104 transitions. [2020-07-08 15:56:52,222 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 104 edges. 104 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:52,223 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 104 transitions. [2020-07-08 15:56:52,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-07-08 15:56:52,227 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:52,227 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 23, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 9, 9, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:52,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-08 15:56:52,227 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:52,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:52,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1999746611, now seen corresponding path program 6 times [2020-07-08 15:56:52,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:52,228 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [681504881] [2020-07-08 15:56:52,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Garbage collection #1: 17 nodes / 0 free / 0.001s / 0.001s total Resizing node table from 17 to 31 Garbage collection #2: 31 nodes / 0 free / 0.0s / 0.001s total Resizing node table from 31 to 61 Garbage collection #3: 61 nodes / 0 free / 0.0s / 0.001s total Resizing node table from 61 to 113 Garbage collection #4: 113 nodes / 0 free / 0.0s / 0.001s total Resizing node table from 113 to 223 [2020-07-08 15:56:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,395 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,395 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4548#true} {4548#true} #40#return; {4548#true} is VALID [2020-07-08 15:56:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,743 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,744 INFO L280 TraceCheckUtils]: 2: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,745 INFO L280 TraceCheckUtils]: 3: Hoare triple {5276#(<= |fibo_#in~n| 1)} #res := 1; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,745 INFO L280 TraceCheckUtils]: 4: Hoare triple {5276#(<= |fibo_#in~n| 1)} assume true; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,746 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5276#(<= |fibo_#in~n| 1)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,751 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,751 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,752 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,752 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,753 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4548#true} {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,754 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,754 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,755 INFO L280 TraceCheckUtils]: 2: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,755 INFO L263 TraceCheckUtils]: 3: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,756 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,757 INFO L280 TraceCheckUtils]: 5: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,757 INFO L280 TraceCheckUtils]: 6: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,758 INFO L280 TraceCheckUtils]: 7: Hoare triple {5276#(<= |fibo_#in~n| 1)} #res := 1; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,759 INFO L280 TraceCheckUtils]: 8: Hoare triple {5276#(<= |fibo_#in~n| 1)} assume true; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,760 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {5276#(<= |fibo_#in~n| 1)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,761 INFO L280 TraceCheckUtils]: 10: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,761 INFO L263 TraceCheckUtils]: 11: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,761 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,761 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,762 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,762 INFO L280 TraceCheckUtils]: 15: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,763 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4548#true} {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,764 INFO L280 TraceCheckUtils]: 17: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,764 INFO L280 TraceCheckUtils]: 18: Hoare triple {5275#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,765 INFO L280 TraceCheckUtils]: 19: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret0; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,765 INFO L280 TraceCheckUtils]: 20: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,766 INFO L280 TraceCheckUtils]: 21: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume true; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,767 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {5275#(<= |fibo_#in~n| 2)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,772 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,773 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,773 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,773 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,774 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,775 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,775 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,776 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,776 INFO L280 TraceCheckUtils]: 2: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,777 INFO L263 TraceCheckUtils]: 3: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,777 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,778 INFO L280 TraceCheckUtils]: 5: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,778 INFO L280 TraceCheckUtils]: 6: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,778 INFO L263 TraceCheckUtils]: 7: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,779 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,780 INFO L280 TraceCheckUtils]: 9: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,780 INFO L280 TraceCheckUtils]: 10: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,781 INFO L280 TraceCheckUtils]: 11: Hoare triple {5276#(<= |fibo_#in~n| 1)} #res := 1; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,781 INFO L280 TraceCheckUtils]: 12: Hoare triple {5276#(<= |fibo_#in~n| 1)} assume true; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,782 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5276#(<= |fibo_#in~n| 1)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,783 INFO L280 TraceCheckUtils]: 14: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,783 INFO L263 TraceCheckUtils]: 15: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,784 INFO L280 TraceCheckUtils]: 16: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,784 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,784 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,784 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,785 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4548#true} {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,786 INFO L280 TraceCheckUtils]: 21: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,786 INFO L280 TraceCheckUtils]: 22: Hoare triple {5275#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,787 INFO L280 TraceCheckUtils]: 23: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret0; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,788 INFO L280 TraceCheckUtils]: 24: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,788 INFO L280 TraceCheckUtils]: 25: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume true; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,789 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {5275#(<= |fibo_#in~n| 2)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:52,790 INFO L280 TraceCheckUtils]: 27: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:52,790 INFO L263 TraceCheckUtils]: 28: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,791 INFO L280 TraceCheckUtils]: 29: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,791 INFO L280 TraceCheckUtils]: 30: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,791 INFO L280 TraceCheckUtils]: 31: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,791 INFO L280 TraceCheckUtils]: 32: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,792 INFO L280 TraceCheckUtils]: 33: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,793 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {4548#true} {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,793 INFO L280 TraceCheckUtils]: 35: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,794 INFO L280 TraceCheckUtils]: 36: Hoare triple {5262#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,794 INFO L280 TraceCheckUtils]: 37: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret0; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,795 INFO L280 TraceCheckUtils]: 38: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,796 INFO L280 TraceCheckUtils]: 39: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume true; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,797 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {5262#(<= |fibo_#in~n| 3)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,808 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,809 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,809 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,809 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,809 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,810 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,814 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,815 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,815 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,815 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,816 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,816 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,817 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,817 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,818 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,818 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,818 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,819 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,819 INFO L280 TraceCheckUtils]: 7: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,820 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,820 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,820 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,821 INFO L263 TraceCheckUtils]: 11: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,821 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,821 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,822 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,822 INFO L280 TraceCheckUtils]: 15: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,823 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,823 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,823 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,824 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:52,824 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,825 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,826 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4548#true} {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,827 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,828 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,829 INFO L280 TraceCheckUtils]: 2: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,830 INFO L263 TraceCheckUtils]: 3: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,830 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,831 INFO L280 TraceCheckUtils]: 5: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,832 INFO L280 TraceCheckUtils]: 6: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,832 INFO L263 TraceCheckUtils]: 7: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,833 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,834 INFO L280 TraceCheckUtils]: 9: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,834 INFO L280 TraceCheckUtils]: 10: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,835 INFO L263 TraceCheckUtils]: 11: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,836 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,837 INFO L280 TraceCheckUtils]: 13: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,837 INFO L280 TraceCheckUtils]: 14: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,838 INFO L280 TraceCheckUtils]: 15: Hoare triple {5276#(<= |fibo_#in~n| 1)} #res := 1; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,839 INFO L280 TraceCheckUtils]: 16: Hoare triple {5276#(<= |fibo_#in~n| 1)} assume true; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,841 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {5276#(<= |fibo_#in~n| 1)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,842 INFO L280 TraceCheckUtils]: 18: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,842 INFO L263 TraceCheckUtils]: 19: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,843 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,843 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,843 INFO L280 TraceCheckUtils]: 22: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,844 INFO L280 TraceCheckUtils]: 23: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,845 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {4548#true} {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,846 INFO L280 TraceCheckUtils]: 25: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,847 INFO L280 TraceCheckUtils]: 26: Hoare triple {5275#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,848 INFO L280 TraceCheckUtils]: 27: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret0; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,849 INFO L280 TraceCheckUtils]: 28: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,849 INFO L280 TraceCheckUtils]: 29: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume true; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,851 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {5275#(<= |fibo_#in~n| 2)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:52,852 INFO L280 TraceCheckUtils]: 31: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:52,853 INFO L263 TraceCheckUtils]: 32: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,853 INFO L280 TraceCheckUtils]: 33: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,853 INFO L280 TraceCheckUtils]: 34: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,854 INFO L280 TraceCheckUtils]: 35: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,854 INFO L280 TraceCheckUtils]: 36: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,854 INFO L280 TraceCheckUtils]: 37: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,855 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {4548#true} {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,856 INFO L280 TraceCheckUtils]: 39: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,857 INFO L280 TraceCheckUtils]: 40: Hoare triple {5262#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,858 INFO L280 TraceCheckUtils]: 41: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret0; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,859 INFO L280 TraceCheckUtils]: 42: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,860 INFO L280 TraceCheckUtils]: 43: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume true; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,861 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {5262#(<= |fibo_#in~n| 3)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:52,862 INFO L280 TraceCheckUtils]: 45: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:52,862 INFO L263 TraceCheckUtils]: 46: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,862 INFO L280 TraceCheckUtils]: 47: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,863 INFO L280 TraceCheckUtils]: 48: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,863 INFO L280 TraceCheckUtils]: 49: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,863 INFO L263 TraceCheckUtils]: 50: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,863 INFO L280 TraceCheckUtils]: 51: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,864 INFO L280 TraceCheckUtils]: 52: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,864 INFO L280 TraceCheckUtils]: 53: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,864 INFO L280 TraceCheckUtils]: 54: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,864 INFO L280 TraceCheckUtils]: 55: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,864 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,865 INFO L280 TraceCheckUtils]: 57: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,865 INFO L263 TraceCheckUtils]: 58: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,865 INFO L280 TraceCheckUtils]: 59: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,865 INFO L280 TraceCheckUtils]: 60: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,865 INFO L280 TraceCheckUtils]: 61: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,866 INFO L280 TraceCheckUtils]: 62: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,866 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,866 INFO L280 TraceCheckUtils]: 64: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,866 INFO L280 TraceCheckUtils]: 65: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,867 INFO L280 TraceCheckUtils]: 66: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:52,867 INFO L280 TraceCheckUtils]: 67: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,867 INFO L280 TraceCheckUtils]: 68: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,868 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {4548#true} {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,869 INFO L280 TraceCheckUtils]: 70: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,869 INFO L280 TraceCheckUtils]: 71: Hoare triple {5231#(<= |fibo_#in~n| 4)} #res := #t~ret0 + #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,870 INFO L280 TraceCheckUtils]: 72: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret0; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,871 INFO L280 TraceCheckUtils]: 73: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,871 INFO L280 TraceCheckUtils]: 74: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume true; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,872 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {5231#(<= |fibo_#in~n| 4)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} is VALID [2020-07-08 15:56:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,902 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,902 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,903 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,903 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,903 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,904 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,908 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,908 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,909 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,909 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,910 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,910 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,910 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,910 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,911 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,911 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,912 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,912 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,912 INFO L280 TraceCheckUtils]: 7: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,913 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,913 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,914 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,914 INFO L263 TraceCheckUtils]: 11: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,914 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,915 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,915 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,915 INFO L280 TraceCheckUtils]: 15: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,916 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,916 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,917 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,917 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:52,917 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,918 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,918 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:52,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,923 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,923 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,924 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,924 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,925 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,925 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,925 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,926 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,926 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,926 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,926 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,927 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,927 INFO L263 TraceCheckUtils]: 7: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,927 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,928 INFO L280 TraceCheckUtils]: 9: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,928 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,928 INFO L280 TraceCheckUtils]: 11: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,929 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,929 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,930 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,930 INFO L263 TraceCheckUtils]: 15: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,930 INFO L280 TraceCheckUtils]: 16: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,931 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,931 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,932 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,932 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,932 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,932 INFO L280 TraceCheckUtils]: 22: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,933 INFO L280 TraceCheckUtils]: 23: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:52,933 INFO L280 TraceCheckUtils]: 24: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,933 INFO L280 TraceCheckUtils]: 25: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,933 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,933 INFO L280 TraceCheckUtils]: 27: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,934 INFO L263 TraceCheckUtils]: 28: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,934 INFO L280 TraceCheckUtils]: 29: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,934 INFO L280 TraceCheckUtils]: 30: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,934 INFO L280 TraceCheckUtils]: 31: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,934 INFO L280 TraceCheckUtils]: 32: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,935 INFO L280 TraceCheckUtils]: 33: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,935 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,935 INFO L280 TraceCheckUtils]: 35: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,935 INFO L280 TraceCheckUtils]: 36: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,936 INFO L280 TraceCheckUtils]: 37: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:52,936 INFO L280 TraceCheckUtils]: 38: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,936 INFO L280 TraceCheckUtils]: 39: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,938 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {4548#true} {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} #48#return; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:52,941 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,941 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,942 INFO L280 TraceCheckUtils]: 2: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,943 INFO L263 TraceCheckUtils]: 3: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,944 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,945 INFO L280 TraceCheckUtils]: 5: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,945 INFO L280 TraceCheckUtils]: 6: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,946 INFO L263 TraceCheckUtils]: 7: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,946 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,947 INFO L280 TraceCheckUtils]: 9: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,948 INFO L280 TraceCheckUtils]: 10: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,949 INFO L263 TraceCheckUtils]: 11: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,949 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,950 INFO L280 TraceCheckUtils]: 13: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,951 INFO L280 TraceCheckUtils]: 14: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,951 INFO L263 TraceCheckUtils]: 15: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,952 INFO L280 TraceCheckUtils]: 16: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,953 INFO L280 TraceCheckUtils]: 17: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:52,954 INFO L280 TraceCheckUtils]: 18: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,955 INFO L280 TraceCheckUtils]: 19: Hoare triple {5276#(<= |fibo_#in~n| 1)} #res := 1; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,955 INFO L280 TraceCheckUtils]: 20: Hoare triple {5276#(<= |fibo_#in~n| 1)} assume true; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:52,957 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {5276#(<= |fibo_#in~n| 1)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,958 INFO L280 TraceCheckUtils]: 22: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:52,959 INFO L263 TraceCheckUtils]: 23: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,959 INFO L280 TraceCheckUtils]: 24: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,959 INFO L280 TraceCheckUtils]: 25: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,960 INFO L280 TraceCheckUtils]: 26: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,960 INFO L280 TraceCheckUtils]: 27: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,962 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4548#true} {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,962 INFO L280 TraceCheckUtils]: 29: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,963 INFO L280 TraceCheckUtils]: 30: Hoare triple {5275#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,964 INFO L280 TraceCheckUtils]: 31: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret0; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,965 INFO L280 TraceCheckUtils]: 32: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,966 INFO L280 TraceCheckUtils]: 33: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume true; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:52,968 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {5275#(<= |fibo_#in~n| 2)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:52,969 INFO L280 TraceCheckUtils]: 35: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:52,969 INFO L263 TraceCheckUtils]: 36: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,969 INFO L280 TraceCheckUtils]: 37: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,970 INFO L280 TraceCheckUtils]: 38: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,970 INFO L280 TraceCheckUtils]: 39: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,970 INFO L280 TraceCheckUtils]: 40: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,971 INFO L280 TraceCheckUtils]: 41: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,972 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4548#true} {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,973 INFO L280 TraceCheckUtils]: 43: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,974 INFO L280 TraceCheckUtils]: 44: Hoare triple {5262#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,975 INFO L280 TraceCheckUtils]: 45: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret0; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,975 INFO L280 TraceCheckUtils]: 46: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,976 INFO L280 TraceCheckUtils]: 47: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume true; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:52,978 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {5262#(<= |fibo_#in~n| 3)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:52,979 INFO L280 TraceCheckUtils]: 49: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:52,979 INFO L263 TraceCheckUtils]: 50: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,980 INFO L280 TraceCheckUtils]: 51: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,980 INFO L280 TraceCheckUtils]: 52: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,980 INFO L280 TraceCheckUtils]: 53: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,980 INFO L263 TraceCheckUtils]: 54: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,981 INFO L280 TraceCheckUtils]: 55: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,981 INFO L280 TraceCheckUtils]: 56: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,981 INFO L280 TraceCheckUtils]: 57: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,981 INFO L280 TraceCheckUtils]: 58: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,982 INFO L280 TraceCheckUtils]: 59: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,982 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,983 INFO L280 TraceCheckUtils]: 61: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,983 INFO L263 TraceCheckUtils]: 62: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,983 INFO L280 TraceCheckUtils]: 63: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,984 INFO L280 TraceCheckUtils]: 64: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,984 INFO L280 TraceCheckUtils]: 65: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,984 INFO L280 TraceCheckUtils]: 66: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,985 INFO L275 TraceCheckUtils]: 67: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,985 INFO L280 TraceCheckUtils]: 68: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,986 INFO L280 TraceCheckUtils]: 69: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,986 INFO L280 TraceCheckUtils]: 70: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:52,986 INFO L280 TraceCheckUtils]: 71: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,986 INFO L280 TraceCheckUtils]: 72: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,988 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {4548#true} {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,988 INFO L280 TraceCheckUtils]: 74: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,989 INFO L280 TraceCheckUtils]: 75: Hoare triple {5231#(<= |fibo_#in~n| 4)} #res := #t~ret0 + #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,989 INFO L280 TraceCheckUtils]: 76: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret0; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,990 INFO L280 TraceCheckUtils]: 77: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,990 INFO L280 TraceCheckUtils]: 78: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume true; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:52,992 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {5231#(<= |fibo_#in~n| 4)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} is VALID [2020-07-08 15:56:52,992 INFO L280 TraceCheckUtils]: 80: Hoare triple {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} is VALID [2020-07-08 15:56:52,993 INFO L263 TraceCheckUtils]: 81: Hoare triple {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,993 INFO L280 TraceCheckUtils]: 82: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,993 INFO L280 TraceCheckUtils]: 83: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,993 INFO L280 TraceCheckUtils]: 84: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,994 INFO L263 TraceCheckUtils]: 85: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,994 INFO L280 TraceCheckUtils]: 86: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,994 INFO L280 TraceCheckUtils]: 87: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,994 INFO L280 TraceCheckUtils]: 88: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:52,994 INFO L263 TraceCheckUtils]: 89: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:52,995 INFO L280 TraceCheckUtils]: 90: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,995 INFO L280 TraceCheckUtils]: 91: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:52,995 INFO L280 TraceCheckUtils]: 92: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:52,995 INFO L280 TraceCheckUtils]: 93: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:52,996 INFO L280 TraceCheckUtils]: 94: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,996 INFO L275 TraceCheckUtils]: 95: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,996 INFO L280 TraceCheckUtils]: 96: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,996 INFO L263 TraceCheckUtils]: 97: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,996 INFO L280 TraceCheckUtils]: 98: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:52,997 INFO L280 TraceCheckUtils]: 99: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:52,997 INFO L280 TraceCheckUtils]: 100: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:52,997 INFO L280 TraceCheckUtils]: 101: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,997 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:52,997 INFO L280 TraceCheckUtils]: 103: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,998 INFO L280 TraceCheckUtils]: 104: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,998 INFO L280 TraceCheckUtils]: 105: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:52,998 INFO L280 TraceCheckUtils]: 106: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:52,998 INFO L280 TraceCheckUtils]: 107: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:52,998 INFO L275 TraceCheckUtils]: 108: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:52,999 INFO L280 TraceCheckUtils]: 109: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:52,999 INFO L263 TraceCheckUtils]: 110: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:52,999 INFO L280 TraceCheckUtils]: 111: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,000 INFO L280 TraceCheckUtils]: 112: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,000 INFO L280 TraceCheckUtils]: 113: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,000 INFO L280 TraceCheckUtils]: 114: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,001 INFO L280 TraceCheckUtils]: 115: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,001 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,002 INFO L280 TraceCheckUtils]: 117: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,002 INFO L280 TraceCheckUtils]: 118: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,002 INFO L280 TraceCheckUtils]: 119: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,003 INFO L280 TraceCheckUtils]: 120: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,003 INFO L280 TraceCheckUtils]: 121: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,005 INFO L275 TraceCheckUtils]: 122: Hoare quadruple {4548#true} {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} #48#return; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,006 INFO L280 TraceCheckUtils]: 123: Hoare triple {5165#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,007 INFO L280 TraceCheckUtils]: 124: Hoare triple {5165#(<= |fibo_#in~n| 5)} #res := #t~ret0 + #t~ret1; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,007 INFO L280 TraceCheckUtils]: 125: Hoare triple {5165#(<= |fibo_#in~n| 5)} havoc #t~ret0; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,008 INFO L280 TraceCheckUtils]: 126: Hoare triple {5165#(<= |fibo_#in~n| 5)} havoc #t~ret1; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,009 INFO L280 TraceCheckUtils]: 127: Hoare triple {5165#(<= |fibo_#in~n| 5)} assume true; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,011 INFO L275 TraceCheckUtils]: 128: Hoare quadruple {5165#(<= |fibo_#in~n| 5)} {4548#true} #46#return; {4934#(<= fibo_~n 6)} is VALID [2020-07-08 15:56:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,171 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,171 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,171 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,172 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,172 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,173 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,176 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,176 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,177 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,177 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,177 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,177 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,178 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,178 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,178 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,178 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,179 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,179 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,179 INFO L280 TraceCheckUtils]: 7: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,180 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,180 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,180 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,180 INFO L263 TraceCheckUtils]: 11: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,181 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,181 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,181 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,181 INFO L280 TraceCheckUtils]: 15: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,182 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,182 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,182 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,182 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,182 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,183 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,183 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,187 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,188 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,188 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,189 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,189 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,190 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,190 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,190 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,191 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,191 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,192 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,192 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,192 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,193 INFO L263 TraceCheckUtils]: 7: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,193 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,194 INFO L280 TraceCheckUtils]: 9: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,194 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,194 INFO L280 TraceCheckUtils]: 11: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,195 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,195 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,196 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,196 INFO L263 TraceCheckUtils]: 15: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,196 INFO L280 TraceCheckUtils]: 16: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,197 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,197 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,197 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,198 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,198 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,198 INFO L280 TraceCheckUtils]: 22: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,199 INFO L280 TraceCheckUtils]: 23: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,199 INFO L280 TraceCheckUtils]: 24: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,199 INFO L280 TraceCheckUtils]: 25: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,200 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,200 INFO L280 TraceCheckUtils]: 27: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,201 INFO L263 TraceCheckUtils]: 28: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,201 INFO L280 TraceCheckUtils]: 29: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,201 INFO L280 TraceCheckUtils]: 30: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,202 INFO L280 TraceCheckUtils]: 31: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,202 INFO L280 TraceCheckUtils]: 32: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,202 INFO L280 TraceCheckUtils]: 33: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,203 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,203 INFO L280 TraceCheckUtils]: 35: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,204 INFO L280 TraceCheckUtils]: 36: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,204 INFO L280 TraceCheckUtils]: 37: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,204 INFO L280 TraceCheckUtils]: 38: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,205 INFO L280 TraceCheckUtils]: 39: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,206 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {4548#true} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,296 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,296 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,297 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,297 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,298 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,304 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,304 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,304 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,306 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,307 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,308 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:53,309 INFO L280 TraceCheckUtils]: 2: Hoare triple {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,309 INFO L263 TraceCheckUtils]: 3: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,309 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,309 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,310 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,310 INFO L280 TraceCheckUtils]: 7: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,310 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,312 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,312 INFO L280 TraceCheckUtils]: 10: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,313 INFO L263 TraceCheckUtils]: 11: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,313 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,313 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,314 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,314 INFO L280 TraceCheckUtils]: 15: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,315 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,316 INFO L280 TraceCheckUtils]: 17: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,316 INFO L280 TraceCheckUtils]: 18: Hoare triple {5547#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,317 INFO L280 TraceCheckUtils]: 19: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,318 INFO L280 TraceCheckUtils]: 20: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,318 INFO L280 TraceCheckUtils]: 21: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume true; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,320 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {5547#(<= 2 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #48#return; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,321 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,321 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,322 INFO L280 TraceCheckUtils]: 2: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,322 INFO L263 TraceCheckUtils]: 3: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,322 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,323 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,323 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,323 INFO L263 TraceCheckUtils]: 7: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,323 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,324 INFO L280 TraceCheckUtils]: 9: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,324 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,324 INFO L263 TraceCheckUtils]: 11: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,324 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,325 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,325 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,325 INFO L280 TraceCheckUtils]: 15: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,325 INFO L280 TraceCheckUtils]: 16: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,326 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,326 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,326 INFO L263 TraceCheckUtils]: 19: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,326 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,326 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,327 INFO L280 TraceCheckUtils]: 22: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,327 INFO L280 TraceCheckUtils]: 23: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,327 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,327 INFO L280 TraceCheckUtils]: 25: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,328 INFO L280 TraceCheckUtils]: 26: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,328 INFO L280 TraceCheckUtils]: 27: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,328 INFO L280 TraceCheckUtils]: 28: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,328 INFO L280 TraceCheckUtils]: 29: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,329 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,329 INFO L280 TraceCheckUtils]: 31: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,329 INFO L263 TraceCheckUtils]: 32: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,329 INFO L280 TraceCheckUtils]: 33: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,329 INFO L280 TraceCheckUtils]: 34: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,330 INFO L280 TraceCheckUtils]: 35: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,330 INFO L280 TraceCheckUtils]: 36: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,330 INFO L280 TraceCheckUtils]: 37: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,330 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,331 INFO L280 TraceCheckUtils]: 39: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,331 INFO L280 TraceCheckUtils]: 40: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,331 INFO L280 TraceCheckUtils]: 41: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,331 INFO L280 TraceCheckUtils]: 42: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,331 INFO L280 TraceCheckUtils]: 43: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,332 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {4548#true} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,333 INFO L280 TraceCheckUtils]: 45: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,333 INFO L263 TraceCheckUtils]: 46: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,334 INFO L280 TraceCheckUtils]: 47: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,335 INFO L280 TraceCheckUtils]: 48: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:53,335 INFO L280 TraceCheckUtils]: 49: Hoare triple {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,336 INFO L263 TraceCheckUtils]: 50: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,336 INFO L280 TraceCheckUtils]: 51: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,336 INFO L280 TraceCheckUtils]: 52: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,336 INFO L280 TraceCheckUtils]: 53: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,336 INFO L280 TraceCheckUtils]: 54: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,337 INFO L280 TraceCheckUtils]: 55: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,338 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,338 INFO L280 TraceCheckUtils]: 57: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,338 INFO L263 TraceCheckUtils]: 58: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,339 INFO L280 TraceCheckUtils]: 59: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,339 INFO L280 TraceCheckUtils]: 60: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,339 INFO L280 TraceCheckUtils]: 61: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,339 INFO L280 TraceCheckUtils]: 62: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,340 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,341 INFO L280 TraceCheckUtils]: 64: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,342 INFO L280 TraceCheckUtils]: 65: Hoare triple {5547#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,342 INFO L280 TraceCheckUtils]: 66: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,343 INFO L280 TraceCheckUtils]: 67: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,343 INFO L280 TraceCheckUtils]: 68: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume true; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,344 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {5547#(<= 2 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #48#return; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,345 INFO L280 TraceCheckUtils]: 70: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,345 INFO L280 TraceCheckUtils]: 71: Hoare triple {5493#(<= 4 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,346 INFO L280 TraceCheckUtils]: 72: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret0; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,347 INFO L280 TraceCheckUtils]: 73: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,347 INFO L280 TraceCheckUtils]: 74: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume true; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,348 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {5493#(<= 4 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} is VALID [2020-07-08 15:56:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,362 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,363 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,363 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,363 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,364 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:56:53,368 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,368 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,368 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,368 INFO L280 TraceCheckUtils]: 3: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,369 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,369 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,369 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,370 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,370 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,370 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,370 INFO L280 TraceCheckUtils]: 5: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,371 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,371 INFO L280 TraceCheckUtils]: 7: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,371 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,371 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,372 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,372 INFO L263 TraceCheckUtils]: 11: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,372 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,372 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,373 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,373 INFO L280 TraceCheckUtils]: 15: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,373 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,373 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,373 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,374 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,374 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,374 INFO L280 TraceCheckUtils]: 21: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,375 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4548#true} {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} #48#return; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,376 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,377 INFO L280 TraceCheckUtils]: 1: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,377 INFO L280 TraceCheckUtils]: 2: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,378 INFO L263 TraceCheckUtils]: 3: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,378 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,379 INFO L280 TraceCheckUtils]: 5: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,379 INFO L280 TraceCheckUtils]: 6: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,380 INFO L263 TraceCheckUtils]: 7: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,380 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,380 INFO L280 TraceCheckUtils]: 9: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,380 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,380 INFO L263 TraceCheckUtils]: 11: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,381 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,381 INFO L280 TraceCheckUtils]: 13: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,381 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,381 INFO L263 TraceCheckUtils]: 15: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,381 INFO L280 TraceCheckUtils]: 16: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,382 INFO L280 TraceCheckUtils]: 17: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,382 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,382 INFO L280 TraceCheckUtils]: 19: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,382 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,383 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,383 INFO L280 TraceCheckUtils]: 22: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,383 INFO L263 TraceCheckUtils]: 23: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,383 INFO L280 TraceCheckUtils]: 24: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,383 INFO L280 TraceCheckUtils]: 25: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,384 INFO L280 TraceCheckUtils]: 26: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,384 INFO L280 TraceCheckUtils]: 27: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,384 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,384 INFO L280 TraceCheckUtils]: 29: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,385 INFO L280 TraceCheckUtils]: 30: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,385 INFO L280 TraceCheckUtils]: 31: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,385 INFO L280 TraceCheckUtils]: 32: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,385 INFO L280 TraceCheckUtils]: 33: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,385 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,386 INFO L280 TraceCheckUtils]: 35: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,386 INFO L263 TraceCheckUtils]: 36: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,386 INFO L280 TraceCheckUtils]: 37: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,386 INFO L280 TraceCheckUtils]: 38: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,386 INFO L280 TraceCheckUtils]: 39: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,387 INFO L280 TraceCheckUtils]: 40: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,387 INFO L280 TraceCheckUtils]: 41: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,387 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,387 INFO L280 TraceCheckUtils]: 43: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,387 INFO L280 TraceCheckUtils]: 44: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,388 INFO L280 TraceCheckUtils]: 45: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,388 INFO L280 TraceCheckUtils]: 46: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,388 INFO L280 TraceCheckUtils]: 47: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,389 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {4548#true} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,389 INFO L280 TraceCheckUtils]: 49: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,390 INFO L263 TraceCheckUtils]: 50: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,390 INFO L280 TraceCheckUtils]: 51: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,391 INFO L280 TraceCheckUtils]: 52: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:53,392 INFO L280 TraceCheckUtils]: 53: Hoare triple {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,392 INFO L263 TraceCheckUtils]: 54: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,392 INFO L280 TraceCheckUtils]: 55: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,393 INFO L280 TraceCheckUtils]: 56: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,393 INFO L280 TraceCheckUtils]: 57: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,393 INFO L280 TraceCheckUtils]: 58: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,393 INFO L280 TraceCheckUtils]: 59: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,394 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,395 INFO L280 TraceCheckUtils]: 61: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,395 INFO L263 TraceCheckUtils]: 62: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,395 INFO L280 TraceCheckUtils]: 63: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,396 INFO L280 TraceCheckUtils]: 64: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,396 INFO L280 TraceCheckUtils]: 65: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,396 INFO L280 TraceCheckUtils]: 66: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,397 INFO L275 TraceCheckUtils]: 67: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,398 INFO L280 TraceCheckUtils]: 68: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,399 INFO L280 TraceCheckUtils]: 69: Hoare triple {5547#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,399 INFO L280 TraceCheckUtils]: 70: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,400 INFO L280 TraceCheckUtils]: 71: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,401 INFO L280 TraceCheckUtils]: 72: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume true; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,402 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {5547#(<= 2 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #48#return; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,403 INFO L280 TraceCheckUtils]: 74: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,403 INFO L280 TraceCheckUtils]: 75: Hoare triple {5493#(<= 4 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,404 INFO L280 TraceCheckUtils]: 76: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret0; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,405 INFO L280 TraceCheckUtils]: 77: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,405 INFO L280 TraceCheckUtils]: 78: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume true; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,407 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {5493#(<= 4 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} is VALID [2020-07-08 15:56:53,408 INFO L280 TraceCheckUtils]: 80: Hoare triple {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} is VALID [2020-07-08 15:56:53,408 INFO L263 TraceCheckUtils]: 81: Hoare triple {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,408 INFO L280 TraceCheckUtils]: 82: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,408 INFO L280 TraceCheckUtils]: 83: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,408 INFO L280 TraceCheckUtils]: 84: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,409 INFO L263 TraceCheckUtils]: 85: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,409 INFO L280 TraceCheckUtils]: 86: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,409 INFO L280 TraceCheckUtils]: 87: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,409 INFO L280 TraceCheckUtils]: 88: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,409 INFO L280 TraceCheckUtils]: 89: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,410 INFO L280 TraceCheckUtils]: 90: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,410 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,410 INFO L280 TraceCheckUtils]: 92: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,410 INFO L263 TraceCheckUtils]: 93: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,410 INFO L280 TraceCheckUtils]: 94: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,411 INFO L280 TraceCheckUtils]: 95: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,411 INFO L280 TraceCheckUtils]: 96: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,411 INFO L280 TraceCheckUtils]: 97: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,411 INFO L275 TraceCheckUtils]: 98: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,412 INFO L280 TraceCheckUtils]: 99: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,412 INFO L280 TraceCheckUtils]: 100: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,412 INFO L280 TraceCheckUtils]: 101: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,412 INFO L280 TraceCheckUtils]: 102: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,412 INFO L280 TraceCheckUtils]: 103: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,413 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4548#true} {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} #48#return; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,414 INFO L280 TraceCheckUtils]: 105: Hoare triple {5428#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,415 INFO L280 TraceCheckUtils]: 106: Hoare triple {5428#(<= 5 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,415 INFO L280 TraceCheckUtils]: 107: Hoare triple {5428#(<= 5 |fibo_#in~n|)} havoc #t~ret0; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,416 INFO L280 TraceCheckUtils]: 108: Hoare triple {5428#(<= 5 |fibo_#in~n|)} havoc #t~ret1; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,416 INFO L280 TraceCheckUtils]: 109: Hoare triple {5428#(<= 5 |fibo_#in~n|)} assume true; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,417 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {5428#(<= 5 |fibo_#in~n|)} {4934#(<= fibo_~n 6)} #48#return; {4549#false} is VALID [2020-07-08 15:56:53,426 INFO L280 TraceCheckUtils]: 0: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,427 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,427 INFO L280 TraceCheckUtils]: 2: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,427 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,428 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,428 INFO L280 TraceCheckUtils]: 5: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,429 INFO L280 TraceCheckUtils]: 6: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,429 INFO L263 TraceCheckUtils]: 7: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,430 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,430 INFO L280 TraceCheckUtils]: 9: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,431 INFO L280 TraceCheckUtils]: 10: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,431 INFO L263 TraceCheckUtils]: 11: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,432 INFO L280 TraceCheckUtils]: 12: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,433 INFO L280 TraceCheckUtils]: 13: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,433 INFO L280 TraceCheckUtils]: 14: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,434 INFO L263 TraceCheckUtils]: 15: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,434 INFO L280 TraceCheckUtils]: 16: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,435 INFO L280 TraceCheckUtils]: 17: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,436 INFO L280 TraceCheckUtils]: 18: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,436 INFO L263 TraceCheckUtils]: 19: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,436 INFO L280 TraceCheckUtils]: 20: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,437 INFO L280 TraceCheckUtils]: 21: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,438 INFO L280 TraceCheckUtils]: 22: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:53,438 INFO L280 TraceCheckUtils]: 23: Hoare triple {5276#(<= |fibo_#in~n| 1)} #res := 1; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:53,439 INFO L280 TraceCheckUtils]: 24: Hoare triple {5276#(<= |fibo_#in~n| 1)} assume true; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:53,441 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {5276#(<= |fibo_#in~n| 1)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:53,442 INFO L280 TraceCheckUtils]: 26: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:53,442 INFO L263 TraceCheckUtils]: 27: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,442 INFO L280 TraceCheckUtils]: 28: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,442 INFO L280 TraceCheckUtils]: 29: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,443 INFO L280 TraceCheckUtils]: 30: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,443 INFO L280 TraceCheckUtils]: 31: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,444 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4548#true} {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,445 INFO L280 TraceCheckUtils]: 33: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,445 INFO L280 TraceCheckUtils]: 34: Hoare triple {5275#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,446 INFO L280 TraceCheckUtils]: 35: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret0; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,447 INFO L280 TraceCheckUtils]: 36: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,447 INFO L280 TraceCheckUtils]: 37: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume true; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,449 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {5275#(<= |fibo_#in~n| 2)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:53,449 INFO L280 TraceCheckUtils]: 39: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:53,450 INFO L263 TraceCheckUtils]: 40: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,450 INFO L280 TraceCheckUtils]: 41: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,450 INFO L280 TraceCheckUtils]: 42: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,450 INFO L280 TraceCheckUtils]: 43: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,451 INFO L280 TraceCheckUtils]: 44: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,451 INFO L280 TraceCheckUtils]: 45: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,452 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4548#true} {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,453 INFO L280 TraceCheckUtils]: 47: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,453 INFO L280 TraceCheckUtils]: 48: Hoare triple {5262#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,454 INFO L280 TraceCheckUtils]: 49: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret0; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,455 INFO L280 TraceCheckUtils]: 50: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,455 INFO L280 TraceCheckUtils]: 51: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume true; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,457 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {5262#(<= |fibo_#in~n| 3)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:53,458 INFO L280 TraceCheckUtils]: 53: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:53,458 INFO L263 TraceCheckUtils]: 54: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,458 INFO L280 TraceCheckUtils]: 55: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,459 INFO L280 TraceCheckUtils]: 56: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,459 INFO L280 TraceCheckUtils]: 57: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,459 INFO L263 TraceCheckUtils]: 58: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,459 INFO L280 TraceCheckUtils]: 59: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,460 INFO L280 TraceCheckUtils]: 60: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,460 INFO L280 TraceCheckUtils]: 61: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,460 INFO L280 TraceCheckUtils]: 62: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,460 INFO L280 TraceCheckUtils]: 63: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,461 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,461 INFO L280 TraceCheckUtils]: 65: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,461 INFO L263 TraceCheckUtils]: 66: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,461 INFO L280 TraceCheckUtils]: 67: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,461 INFO L280 TraceCheckUtils]: 68: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,462 INFO L280 TraceCheckUtils]: 69: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,462 INFO L280 TraceCheckUtils]: 70: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,462 INFO L275 TraceCheckUtils]: 71: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,462 INFO L280 TraceCheckUtils]: 72: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,463 INFO L280 TraceCheckUtils]: 73: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,463 INFO L280 TraceCheckUtils]: 74: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,463 INFO L280 TraceCheckUtils]: 75: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,463 INFO L280 TraceCheckUtils]: 76: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,465 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {4548#true} {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,466 INFO L280 TraceCheckUtils]: 78: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,466 INFO L280 TraceCheckUtils]: 79: Hoare triple {5231#(<= |fibo_#in~n| 4)} #res := #t~ret0 + #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,467 INFO L280 TraceCheckUtils]: 80: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret0; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,467 INFO L280 TraceCheckUtils]: 81: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,468 INFO L280 TraceCheckUtils]: 82: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume true; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,470 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {5231#(<= |fibo_#in~n| 4)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} is VALID [2020-07-08 15:56:53,470 INFO L280 TraceCheckUtils]: 84: Hoare triple {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} is VALID [2020-07-08 15:56:53,471 INFO L263 TraceCheckUtils]: 85: Hoare triple {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,471 INFO L280 TraceCheckUtils]: 86: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,471 INFO L280 TraceCheckUtils]: 87: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,472 INFO L280 TraceCheckUtils]: 88: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,472 INFO L263 TraceCheckUtils]: 89: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,472 INFO L280 TraceCheckUtils]: 90: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,472 INFO L280 TraceCheckUtils]: 91: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,473 INFO L280 TraceCheckUtils]: 92: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,473 INFO L263 TraceCheckUtils]: 93: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,473 INFO L280 TraceCheckUtils]: 94: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,473 INFO L280 TraceCheckUtils]: 95: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,474 INFO L280 TraceCheckUtils]: 96: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,474 INFO L280 TraceCheckUtils]: 97: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,474 INFO L280 TraceCheckUtils]: 98: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,474 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,475 INFO L280 TraceCheckUtils]: 100: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,475 INFO L263 TraceCheckUtils]: 101: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,475 INFO L280 TraceCheckUtils]: 102: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,476 INFO L280 TraceCheckUtils]: 103: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,476 INFO L280 TraceCheckUtils]: 104: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,476 INFO L280 TraceCheckUtils]: 105: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,476 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,477 INFO L280 TraceCheckUtils]: 107: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,477 INFO L280 TraceCheckUtils]: 108: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,477 INFO L280 TraceCheckUtils]: 109: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,477 INFO L280 TraceCheckUtils]: 110: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,478 INFO L280 TraceCheckUtils]: 111: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,478 INFO L275 TraceCheckUtils]: 112: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,478 INFO L280 TraceCheckUtils]: 113: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,478 INFO L263 TraceCheckUtils]: 114: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,478 INFO L280 TraceCheckUtils]: 115: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,479 INFO L280 TraceCheckUtils]: 116: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,479 INFO L280 TraceCheckUtils]: 117: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,479 INFO L280 TraceCheckUtils]: 118: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,479 INFO L280 TraceCheckUtils]: 119: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,479 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,480 INFO L280 TraceCheckUtils]: 121: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,480 INFO L280 TraceCheckUtils]: 122: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,480 INFO L280 TraceCheckUtils]: 123: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,480 INFO L280 TraceCheckUtils]: 124: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,480 INFO L280 TraceCheckUtils]: 125: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,482 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4548#true} {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} #48#return; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,483 INFO L280 TraceCheckUtils]: 127: Hoare triple {5165#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,483 INFO L280 TraceCheckUtils]: 128: Hoare triple {5165#(<= |fibo_#in~n| 5)} #res := #t~ret0 + #t~ret1; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,484 INFO L280 TraceCheckUtils]: 129: Hoare triple {5165#(<= |fibo_#in~n| 5)} havoc #t~ret0; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,485 INFO L280 TraceCheckUtils]: 130: Hoare triple {5165#(<= |fibo_#in~n| 5)} havoc #t~ret1; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,485 INFO L280 TraceCheckUtils]: 131: Hoare triple {5165#(<= |fibo_#in~n| 5)} assume true; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,487 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {5165#(<= |fibo_#in~n| 5)} {4548#true} #46#return; {4934#(<= fibo_~n 6)} is VALID [2020-07-08 15:56:53,488 INFO L280 TraceCheckUtils]: 133: Hoare triple {4934#(<= fibo_~n 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4934#(<= fibo_~n 6)} is VALID [2020-07-08 15:56:53,488 INFO L263 TraceCheckUtils]: 134: Hoare triple {4934#(<= fibo_~n 6)} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,489 INFO L280 TraceCheckUtils]: 135: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,489 INFO L280 TraceCheckUtils]: 136: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,490 INFO L280 TraceCheckUtils]: 137: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,490 INFO L263 TraceCheckUtils]: 138: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,491 INFO L280 TraceCheckUtils]: 139: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,492 INFO L280 TraceCheckUtils]: 140: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,492 INFO L280 TraceCheckUtils]: 141: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,492 INFO L263 TraceCheckUtils]: 142: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,493 INFO L280 TraceCheckUtils]: 143: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,493 INFO L280 TraceCheckUtils]: 144: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,493 INFO L280 TraceCheckUtils]: 145: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,493 INFO L263 TraceCheckUtils]: 146: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,494 INFO L280 TraceCheckUtils]: 147: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,494 INFO L280 TraceCheckUtils]: 148: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,494 INFO L280 TraceCheckUtils]: 149: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,494 INFO L263 TraceCheckUtils]: 150: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,495 INFO L280 TraceCheckUtils]: 151: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,495 INFO L280 TraceCheckUtils]: 152: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,495 INFO L280 TraceCheckUtils]: 153: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,495 INFO L280 TraceCheckUtils]: 154: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,496 INFO L280 TraceCheckUtils]: 155: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,496 INFO L275 TraceCheckUtils]: 156: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,496 INFO L280 TraceCheckUtils]: 157: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,496 INFO L263 TraceCheckUtils]: 158: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,497 INFO L280 TraceCheckUtils]: 159: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,497 INFO L280 TraceCheckUtils]: 160: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,497 INFO L280 TraceCheckUtils]: 161: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,497 INFO L280 TraceCheckUtils]: 162: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,498 INFO L275 TraceCheckUtils]: 163: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,498 INFO L280 TraceCheckUtils]: 164: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,498 INFO L280 TraceCheckUtils]: 165: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,498 INFO L280 TraceCheckUtils]: 166: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,499 INFO L280 TraceCheckUtils]: 167: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,499 INFO L280 TraceCheckUtils]: 168: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,499 INFO L275 TraceCheckUtils]: 169: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,499 INFO L280 TraceCheckUtils]: 170: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,500 INFO L263 TraceCheckUtils]: 171: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,500 INFO L280 TraceCheckUtils]: 172: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,500 INFO L280 TraceCheckUtils]: 173: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,500 INFO L280 TraceCheckUtils]: 174: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,501 INFO L280 TraceCheckUtils]: 175: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,501 INFO L280 TraceCheckUtils]: 176: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,501 INFO L275 TraceCheckUtils]: 177: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,501 INFO L280 TraceCheckUtils]: 178: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,502 INFO L280 TraceCheckUtils]: 179: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,502 INFO L280 TraceCheckUtils]: 180: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,502 INFO L280 TraceCheckUtils]: 181: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,502 INFO L280 TraceCheckUtils]: 182: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,503 INFO L275 TraceCheckUtils]: 183: Hoare quadruple {4548#true} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,504 INFO L280 TraceCheckUtils]: 184: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,504 INFO L263 TraceCheckUtils]: 185: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,505 INFO L280 TraceCheckUtils]: 186: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,506 INFO L280 TraceCheckUtils]: 187: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:53,507 INFO L280 TraceCheckUtils]: 188: Hoare triple {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,507 INFO L263 TraceCheckUtils]: 189: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,507 INFO L280 TraceCheckUtils]: 190: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,507 INFO L280 TraceCheckUtils]: 191: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,508 INFO L280 TraceCheckUtils]: 192: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,508 INFO L280 TraceCheckUtils]: 193: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,508 INFO L280 TraceCheckUtils]: 194: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,509 INFO L275 TraceCheckUtils]: 195: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,510 INFO L280 TraceCheckUtils]: 196: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,510 INFO L263 TraceCheckUtils]: 197: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,511 INFO L280 TraceCheckUtils]: 198: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,511 INFO L280 TraceCheckUtils]: 199: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,511 INFO L280 TraceCheckUtils]: 200: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,511 INFO L280 TraceCheckUtils]: 201: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,513 INFO L275 TraceCheckUtils]: 202: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,513 INFO L280 TraceCheckUtils]: 203: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,514 INFO L280 TraceCheckUtils]: 204: Hoare triple {5547#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,514 INFO L280 TraceCheckUtils]: 205: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,515 INFO L280 TraceCheckUtils]: 206: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,516 INFO L280 TraceCheckUtils]: 207: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume true; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,517 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {5547#(<= 2 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #48#return; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,518 INFO L280 TraceCheckUtils]: 209: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,518 INFO L280 TraceCheckUtils]: 210: Hoare triple {5493#(<= 4 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,519 INFO L280 TraceCheckUtils]: 211: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret0; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,519 INFO L280 TraceCheckUtils]: 212: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,520 INFO L280 TraceCheckUtils]: 213: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume true; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,521 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {5493#(<= 4 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} is VALID [2020-07-08 15:56:53,522 INFO L280 TraceCheckUtils]: 215: Hoare triple {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} is VALID [2020-07-08 15:56:53,522 INFO L263 TraceCheckUtils]: 216: Hoare triple {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,523 INFO L280 TraceCheckUtils]: 217: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,523 INFO L280 TraceCheckUtils]: 218: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,523 INFO L280 TraceCheckUtils]: 219: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,523 INFO L263 TraceCheckUtils]: 220: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,524 INFO L280 TraceCheckUtils]: 221: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,524 INFO L280 TraceCheckUtils]: 222: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,524 INFO L280 TraceCheckUtils]: 223: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,524 INFO L280 TraceCheckUtils]: 224: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,525 INFO L280 TraceCheckUtils]: 225: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,525 INFO L275 TraceCheckUtils]: 226: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,525 INFO L280 TraceCheckUtils]: 227: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,525 INFO L263 TraceCheckUtils]: 228: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,526 INFO L280 TraceCheckUtils]: 229: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,526 INFO L280 TraceCheckUtils]: 230: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,526 INFO L280 TraceCheckUtils]: 231: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,526 INFO L280 TraceCheckUtils]: 232: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,527 INFO L275 TraceCheckUtils]: 233: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,527 INFO L280 TraceCheckUtils]: 234: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,527 INFO L280 TraceCheckUtils]: 235: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,527 INFO L280 TraceCheckUtils]: 236: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,528 INFO L280 TraceCheckUtils]: 237: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,528 INFO L280 TraceCheckUtils]: 238: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,529 INFO L275 TraceCheckUtils]: 239: Hoare quadruple {4548#true} {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} #48#return; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,530 INFO L280 TraceCheckUtils]: 240: Hoare triple {5428#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,530 INFO L280 TraceCheckUtils]: 241: Hoare triple {5428#(<= 5 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,549 INFO L280 TraceCheckUtils]: 242: Hoare triple {5428#(<= 5 |fibo_#in~n|)} havoc #t~ret0; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,551 INFO L280 TraceCheckUtils]: 243: Hoare triple {5428#(<= 5 |fibo_#in~n|)} havoc #t~ret1; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,554 INFO L280 TraceCheckUtils]: 244: Hoare triple {5428#(<= 5 |fibo_#in~n|)} assume true; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,556 INFO L275 TraceCheckUtils]: 245: Hoare quadruple {5428#(<= 5 |fibo_#in~n|)} {4934#(<= fibo_~n 6)} #48#return; {4549#false} is VALID [2020-07-08 15:56:53,556 INFO L280 TraceCheckUtils]: 246: Hoare triple {4549#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4549#false} is VALID [2020-07-08 15:56:53,556 INFO L280 TraceCheckUtils]: 247: Hoare triple {4549#false} #res := #t~ret0 + #t~ret1; {4549#false} is VALID [2020-07-08 15:56:53,556 INFO L280 TraceCheckUtils]: 248: Hoare triple {4549#false} havoc #t~ret0; {4549#false} is VALID [2020-07-08 15:56:53,557 INFO L280 TraceCheckUtils]: 249: Hoare triple {4549#false} havoc #t~ret1; {4549#false} is VALID [2020-07-08 15:56:53,557 INFO L280 TraceCheckUtils]: 250: Hoare triple {4549#false} assume true; {4549#false} is VALID [2020-07-08 15:56:53,557 INFO L275 TraceCheckUtils]: 251: Hoare quadruple {4549#false} {4552#(<= 7 main_~x~0)} #44#return; {4549#false} is VALID [2020-07-08 15:56:53,599 INFO L263 TraceCheckUtils]: 0: Hoare triple {4548#true} call ULTIMATE.init(); {4548#true} is VALID [2020-07-08 15:56:53,599 INFO L280 TraceCheckUtils]: 1: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,600 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4548#true} {4548#true} #40#return; {4548#true} is VALID [2020-07-08 15:56:53,600 INFO L263 TraceCheckUtils]: 3: Hoare triple {4548#true} call #t~ret3 := main(); {4548#true} is VALID [2020-07-08 15:56:53,602 INFO L280 TraceCheckUtils]: 4: Hoare triple {4548#true} ~x~0 := 7; {4552#(<= 7 main_~x~0)} is VALID [2020-07-08 15:56:53,602 INFO L263 TraceCheckUtils]: 5: Hoare triple {4552#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {4548#true} is VALID [2020-07-08 15:56:53,603 INFO L280 TraceCheckUtils]: 6: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,603 INFO L280 TraceCheckUtils]: 7: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,603 INFO L280 TraceCheckUtils]: 8: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,603 INFO L263 TraceCheckUtils]: 9: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,604 INFO L280 TraceCheckUtils]: 10: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,605 INFO L280 TraceCheckUtils]: 11: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,605 INFO L280 TraceCheckUtils]: 12: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,606 INFO L263 TraceCheckUtils]: 13: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,606 INFO L280 TraceCheckUtils]: 14: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,606 INFO L280 TraceCheckUtils]: 15: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,607 INFO L280 TraceCheckUtils]: 16: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,607 INFO L263 TraceCheckUtils]: 17: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,608 INFO L280 TraceCheckUtils]: 18: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,608 INFO L280 TraceCheckUtils]: 19: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,609 INFO L280 TraceCheckUtils]: 20: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,609 INFO L263 TraceCheckUtils]: 21: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,609 INFO L280 TraceCheckUtils]: 22: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,610 INFO L280 TraceCheckUtils]: 23: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,610 INFO L280 TraceCheckUtils]: 24: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,610 INFO L263 TraceCheckUtils]: 25: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,611 INFO L280 TraceCheckUtils]: 26: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,611 INFO L280 TraceCheckUtils]: 27: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,612 INFO L280 TraceCheckUtils]: 28: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:53,613 INFO L280 TraceCheckUtils]: 29: Hoare triple {5276#(<= |fibo_#in~n| 1)} #res := 1; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:53,613 INFO L280 TraceCheckUtils]: 30: Hoare triple {5276#(<= |fibo_#in~n| 1)} assume true; {5276#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 15:56:53,614 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5276#(<= |fibo_#in~n| 1)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:53,615 INFO L280 TraceCheckUtils]: 32: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 15:56:53,615 INFO L263 TraceCheckUtils]: 33: Hoare triple {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,615 INFO L280 TraceCheckUtils]: 34: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,615 INFO L280 TraceCheckUtils]: 35: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,616 INFO L280 TraceCheckUtils]: 36: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,616 INFO L280 TraceCheckUtils]: 37: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,617 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {4548#true} {5269#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #48#return; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,617 INFO L280 TraceCheckUtils]: 39: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,618 INFO L280 TraceCheckUtils]: 40: Hoare triple {5275#(<= |fibo_#in~n| 2)} #res := #t~ret0 + #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,618 INFO L280 TraceCheckUtils]: 41: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret0; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,619 INFO L280 TraceCheckUtils]: 42: Hoare triple {5275#(<= |fibo_#in~n| 2)} havoc #t~ret1; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,619 INFO L280 TraceCheckUtils]: 43: Hoare triple {5275#(<= |fibo_#in~n| 2)} assume true; {5275#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 15:56:53,620 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {5275#(<= |fibo_#in~n| 2)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:53,621 INFO L280 TraceCheckUtils]: 45: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 15:56:53,621 INFO L263 TraceCheckUtils]: 46: Hoare triple {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,621 INFO L280 TraceCheckUtils]: 47: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,621 INFO L280 TraceCheckUtils]: 48: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,622 INFO L280 TraceCheckUtils]: 49: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,622 INFO L280 TraceCheckUtils]: 50: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,622 INFO L280 TraceCheckUtils]: 51: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,623 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4548#true} {5255#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #48#return; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,623 INFO L280 TraceCheckUtils]: 53: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,624 INFO L280 TraceCheckUtils]: 54: Hoare triple {5262#(<= |fibo_#in~n| 3)} #res := #t~ret0 + #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,624 INFO L280 TraceCheckUtils]: 55: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret0; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,625 INFO L280 TraceCheckUtils]: 56: Hoare triple {5262#(<= |fibo_#in~n| 3)} havoc #t~ret1; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,625 INFO L280 TraceCheckUtils]: 57: Hoare triple {5262#(<= |fibo_#in~n| 3)} assume true; {5262#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 15:56:53,626 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {5262#(<= |fibo_#in~n| 3)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:53,627 INFO L280 TraceCheckUtils]: 59: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 15:56:53,627 INFO L263 TraceCheckUtils]: 60: Hoare triple {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,628 INFO L280 TraceCheckUtils]: 61: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,628 INFO L280 TraceCheckUtils]: 62: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,628 INFO L280 TraceCheckUtils]: 63: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,628 INFO L263 TraceCheckUtils]: 64: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,628 INFO L280 TraceCheckUtils]: 65: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,628 INFO L280 TraceCheckUtils]: 66: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,629 INFO L280 TraceCheckUtils]: 67: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,629 INFO L280 TraceCheckUtils]: 68: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,629 INFO L280 TraceCheckUtils]: 69: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,629 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,629 INFO L280 TraceCheckUtils]: 71: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,630 INFO L263 TraceCheckUtils]: 72: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,630 INFO L280 TraceCheckUtils]: 73: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,630 INFO L280 TraceCheckUtils]: 74: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,630 INFO L280 TraceCheckUtils]: 75: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,630 INFO L280 TraceCheckUtils]: 76: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,631 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,631 INFO L280 TraceCheckUtils]: 78: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,631 INFO L280 TraceCheckUtils]: 79: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,631 INFO L280 TraceCheckUtils]: 80: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,631 INFO L280 TraceCheckUtils]: 81: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,631 INFO L280 TraceCheckUtils]: 82: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,633 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4548#true} {5207#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #48#return; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,633 INFO L280 TraceCheckUtils]: 84: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,634 INFO L280 TraceCheckUtils]: 85: Hoare triple {5231#(<= |fibo_#in~n| 4)} #res := #t~ret0 + #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,634 INFO L280 TraceCheckUtils]: 86: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret0; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,635 INFO L280 TraceCheckUtils]: 87: Hoare triple {5231#(<= |fibo_#in~n| 4)} havoc #t~ret1; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,635 INFO L280 TraceCheckUtils]: 88: Hoare triple {5231#(<= |fibo_#in~n| 4)} assume true; {5231#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 15:56:53,636 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {5231#(<= |fibo_#in~n| 4)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} is VALID [2020-07-08 15:56:53,638 INFO L280 TraceCheckUtils]: 90: Hoare triple {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} is VALID [2020-07-08 15:56:53,638 INFO L263 TraceCheckUtils]: 91: Hoare triple {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,638 INFO L280 TraceCheckUtils]: 92: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,638 INFO L280 TraceCheckUtils]: 93: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,638 INFO L280 TraceCheckUtils]: 94: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,639 INFO L263 TraceCheckUtils]: 95: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,639 INFO L280 TraceCheckUtils]: 96: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,639 INFO L280 TraceCheckUtils]: 97: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,639 INFO L280 TraceCheckUtils]: 98: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,639 INFO L263 TraceCheckUtils]: 99: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,640 INFO L280 TraceCheckUtils]: 100: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,640 INFO L280 TraceCheckUtils]: 101: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,640 INFO L280 TraceCheckUtils]: 102: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,640 INFO L280 TraceCheckUtils]: 103: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,640 INFO L280 TraceCheckUtils]: 104: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,640 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,641 INFO L280 TraceCheckUtils]: 106: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,641 INFO L263 TraceCheckUtils]: 107: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,641 INFO L280 TraceCheckUtils]: 108: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,641 INFO L280 TraceCheckUtils]: 109: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,641 INFO L280 TraceCheckUtils]: 110: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,642 INFO L280 TraceCheckUtils]: 111: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,642 INFO L275 TraceCheckUtils]: 112: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,642 INFO L280 TraceCheckUtils]: 113: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,642 INFO L280 TraceCheckUtils]: 114: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,642 INFO L280 TraceCheckUtils]: 115: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,642 INFO L280 TraceCheckUtils]: 116: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,643 INFO L280 TraceCheckUtils]: 117: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,643 INFO L275 TraceCheckUtils]: 118: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,643 INFO L280 TraceCheckUtils]: 119: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,643 INFO L263 TraceCheckUtils]: 120: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,643 INFO L280 TraceCheckUtils]: 121: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,644 INFO L280 TraceCheckUtils]: 122: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,644 INFO L280 TraceCheckUtils]: 123: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,644 INFO L280 TraceCheckUtils]: 124: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,644 INFO L280 TraceCheckUtils]: 125: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,644 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,644 INFO L280 TraceCheckUtils]: 127: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,645 INFO L280 TraceCheckUtils]: 128: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,645 INFO L280 TraceCheckUtils]: 129: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,645 INFO L280 TraceCheckUtils]: 130: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,645 INFO L280 TraceCheckUtils]: 131: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,647 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4548#true} {5123#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 5))} #48#return; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,647 INFO L280 TraceCheckUtils]: 133: Hoare triple {5165#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,648 INFO L280 TraceCheckUtils]: 134: Hoare triple {5165#(<= |fibo_#in~n| 5)} #res := #t~ret0 + #t~ret1; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,648 INFO L280 TraceCheckUtils]: 135: Hoare triple {5165#(<= |fibo_#in~n| 5)} havoc #t~ret0; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,649 INFO L280 TraceCheckUtils]: 136: Hoare triple {5165#(<= |fibo_#in~n| 5)} havoc #t~ret1; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,649 INFO L280 TraceCheckUtils]: 137: Hoare triple {5165#(<= |fibo_#in~n| 5)} assume true; {5165#(<= |fibo_#in~n| 5)} is VALID [2020-07-08 15:56:53,650 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {5165#(<= |fibo_#in~n| 5)} {4548#true} #46#return; {4934#(<= fibo_~n 6)} is VALID [2020-07-08 15:56:53,651 INFO L280 TraceCheckUtils]: 139: Hoare triple {4934#(<= fibo_~n 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4934#(<= fibo_~n 6)} is VALID [2020-07-08 15:56:53,651 INFO L263 TraceCheckUtils]: 140: Hoare triple {4934#(<= fibo_~n 6)} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,652 INFO L280 TraceCheckUtils]: 141: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,652 INFO L280 TraceCheckUtils]: 142: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,653 INFO L280 TraceCheckUtils]: 143: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,653 INFO L263 TraceCheckUtils]: 144: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,653 INFO L280 TraceCheckUtils]: 145: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,654 INFO L280 TraceCheckUtils]: 146: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,654 INFO L280 TraceCheckUtils]: 147: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,654 INFO L263 TraceCheckUtils]: 148: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,655 INFO L280 TraceCheckUtils]: 149: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,655 INFO L280 TraceCheckUtils]: 150: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,655 INFO L280 TraceCheckUtils]: 151: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,655 INFO L263 TraceCheckUtils]: 152: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,655 INFO L280 TraceCheckUtils]: 153: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,656 INFO L280 TraceCheckUtils]: 154: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,656 INFO L280 TraceCheckUtils]: 155: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,656 INFO L263 TraceCheckUtils]: 156: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,656 INFO L280 TraceCheckUtils]: 157: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,656 INFO L280 TraceCheckUtils]: 158: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,656 INFO L280 TraceCheckUtils]: 159: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,657 INFO L280 TraceCheckUtils]: 160: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,657 INFO L280 TraceCheckUtils]: 161: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,657 INFO L275 TraceCheckUtils]: 162: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,657 INFO L280 TraceCheckUtils]: 163: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,657 INFO L263 TraceCheckUtils]: 164: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,658 INFO L280 TraceCheckUtils]: 165: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,658 INFO L280 TraceCheckUtils]: 166: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,658 INFO L280 TraceCheckUtils]: 167: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,658 INFO L280 TraceCheckUtils]: 168: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,658 INFO L275 TraceCheckUtils]: 169: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,658 INFO L280 TraceCheckUtils]: 170: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,659 INFO L280 TraceCheckUtils]: 171: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,659 INFO L280 TraceCheckUtils]: 172: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,659 INFO L280 TraceCheckUtils]: 173: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,659 INFO L280 TraceCheckUtils]: 174: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,659 INFO L275 TraceCheckUtils]: 175: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,660 INFO L280 TraceCheckUtils]: 176: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,660 INFO L263 TraceCheckUtils]: 177: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,660 INFO L280 TraceCheckUtils]: 178: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,660 INFO L280 TraceCheckUtils]: 179: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,660 INFO L280 TraceCheckUtils]: 180: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,660 INFO L280 TraceCheckUtils]: 181: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,661 INFO L280 TraceCheckUtils]: 182: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,661 INFO L275 TraceCheckUtils]: 183: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,661 INFO L280 TraceCheckUtils]: 184: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,661 INFO L280 TraceCheckUtils]: 185: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,661 INFO L280 TraceCheckUtils]: 186: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,661 INFO L280 TraceCheckUtils]: 187: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,662 INFO L280 TraceCheckUtils]: 188: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,663 INFO L275 TraceCheckUtils]: 189: Hoare quadruple {4548#true} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,663 INFO L280 TraceCheckUtils]: 190: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,663 INFO L263 TraceCheckUtils]: 191: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,664 INFO L280 TraceCheckUtils]: 192: Hoare triple {4548#true} ~n := #in~n; {5046#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,665 INFO L280 TraceCheckUtils]: 193: Hoare triple {5046#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 15:56:53,665 INFO L280 TraceCheckUtils]: 194: Hoare triple {5534#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,665 INFO L263 TraceCheckUtils]: 195: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,666 INFO L280 TraceCheckUtils]: 196: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,666 INFO L280 TraceCheckUtils]: 197: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,666 INFO L280 TraceCheckUtils]: 198: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,666 INFO L280 TraceCheckUtils]: 199: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,666 INFO L280 TraceCheckUtils]: 200: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,667 INFO L275 TraceCheckUtils]: 201: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #46#return; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,668 INFO L280 TraceCheckUtils]: 202: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 15:56:53,668 INFO L263 TraceCheckUtils]: 203: Hoare triple {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,668 INFO L280 TraceCheckUtils]: 204: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,669 INFO L280 TraceCheckUtils]: 205: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,669 INFO L280 TraceCheckUtils]: 206: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,669 INFO L280 TraceCheckUtils]: 207: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,670 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {4548#true} {5535#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #48#return; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,671 INFO L280 TraceCheckUtils]: 209: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,671 INFO L280 TraceCheckUtils]: 210: Hoare triple {5547#(<= 2 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,671 INFO L280 TraceCheckUtils]: 211: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret0; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,672 INFO L280 TraceCheckUtils]: 212: Hoare triple {5547#(<= 2 |fibo_#in~n|)} havoc #t~ret1; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,672 INFO L280 TraceCheckUtils]: 213: Hoare triple {5547#(<= 2 |fibo_#in~n|)} assume true; {5547#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,674 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {5547#(<= 2 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #48#return; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,674 INFO L280 TraceCheckUtils]: 215: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,675 INFO L280 TraceCheckUtils]: 216: Hoare triple {5493#(<= 4 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,675 INFO L280 TraceCheckUtils]: 217: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret0; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,676 INFO L280 TraceCheckUtils]: 218: Hoare triple {5493#(<= 4 |fibo_#in~n|)} havoc #t~ret1; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,676 INFO L280 TraceCheckUtils]: 219: Hoare triple {5493#(<= 4 |fibo_#in~n|)} assume true; {5493#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,677 INFO L275 TraceCheckUtils]: 220: Hoare quadruple {5493#(<= 4 |fibo_#in~n|)} {5046#(= fibo_~n |fibo_#in~n|)} #46#return; {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} is VALID [2020-07-08 15:56:53,679 INFO L280 TraceCheckUtils]: 221: Hoare triple {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} is VALID [2020-07-08 15:56:53,679 INFO L263 TraceCheckUtils]: 222: Hoare triple {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,679 INFO L280 TraceCheckUtils]: 223: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,679 INFO L280 TraceCheckUtils]: 224: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,679 INFO L280 TraceCheckUtils]: 225: Hoare triple {4548#true} assume !(1 == ~n); {4548#true} is VALID [2020-07-08 15:56:53,680 INFO L263 TraceCheckUtils]: 226: Hoare triple {4548#true} call #t~ret0 := fibo(~n - 1); {4548#true} is VALID [2020-07-08 15:56:53,680 INFO L280 TraceCheckUtils]: 227: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,682 INFO L280 TraceCheckUtils]: 228: Hoare triple {4548#true} assume !(~n < 1); {4548#true} is VALID [2020-07-08 15:56:53,682 INFO L280 TraceCheckUtils]: 229: Hoare triple {4548#true} assume 1 == ~n; {4548#true} is VALID [2020-07-08 15:56:53,683 INFO L280 TraceCheckUtils]: 230: Hoare triple {4548#true} #res := 1; {4548#true} is VALID [2020-07-08 15:56:53,683 INFO L280 TraceCheckUtils]: 231: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,683 INFO L275 TraceCheckUtils]: 232: Hoare quadruple {4548#true} {4548#true} #46#return; {4548#true} is VALID [2020-07-08 15:56:53,683 INFO L280 TraceCheckUtils]: 233: Hoare triple {4548#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,683 INFO L263 TraceCheckUtils]: 234: Hoare triple {4548#true} call #t~ret1 := fibo(~n - 2); {4548#true} is VALID [2020-07-08 15:56:53,684 INFO L280 TraceCheckUtils]: 235: Hoare triple {4548#true} ~n := #in~n; {4548#true} is VALID [2020-07-08 15:56:53,684 INFO L280 TraceCheckUtils]: 236: Hoare triple {4548#true} assume ~n < 1; {4548#true} is VALID [2020-07-08 15:56:53,684 INFO L280 TraceCheckUtils]: 237: Hoare triple {4548#true} #res := 0; {4548#true} is VALID [2020-07-08 15:56:53,684 INFO L280 TraceCheckUtils]: 238: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,684 INFO L275 TraceCheckUtils]: 239: Hoare quadruple {4548#true} {4548#true} #48#return; {4548#true} is VALID [2020-07-08 15:56:53,685 INFO L280 TraceCheckUtils]: 240: Hoare triple {4548#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4548#true} is VALID [2020-07-08 15:56:53,685 INFO L280 TraceCheckUtils]: 241: Hoare triple {4548#true} #res := #t~ret0 + #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,685 INFO L280 TraceCheckUtils]: 242: Hoare triple {4548#true} havoc #t~ret0; {4548#true} is VALID [2020-07-08 15:56:53,688 INFO L280 TraceCheckUtils]: 243: Hoare triple {4548#true} havoc #t~ret1; {4548#true} is VALID [2020-07-08 15:56:53,688 INFO L280 TraceCheckUtils]: 244: Hoare triple {4548#true} assume true; {4548#true} is VALID [2020-07-08 15:56:53,698 INFO L275 TraceCheckUtils]: 245: Hoare quadruple {4548#true} {5404#(and (= fibo_~n |fibo_#in~n|) (<= 5 fibo_~n))} #48#return; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,699 INFO L280 TraceCheckUtils]: 246: Hoare triple {5428#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,699 INFO L280 TraceCheckUtils]: 247: Hoare triple {5428#(<= 5 |fibo_#in~n|)} #res := #t~ret0 + #t~ret1; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,700 INFO L280 TraceCheckUtils]: 248: Hoare triple {5428#(<= 5 |fibo_#in~n|)} havoc #t~ret0; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,700 INFO L280 TraceCheckUtils]: 249: Hoare triple {5428#(<= 5 |fibo_#in~n|)} havoc #t~ret1; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,701 INFO L280 TraceCheckUtils]: 250: Hoare triple {5428#(<= 5 |fibo_#in~n|)} assume true; {5428#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 15:56:53,702 INFO L275 TraceCheckUtils]: 251: Hoare quadruple {5428#(<= 5 |fibo_#in~n|)} {4934#(<= fibo_~n 6)} #48#return; {4549#false} is VALID [2020-07-08 15:56:53,702 INFO L280 TraceCheckUtils]: 252: Hoare triple {4549#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647; {4549#false} is VALID [2020-07-08 15:56:53,702 INFO L280 TraceCheckUtils]: 253: Hoare triple {4549#false} #res := #t~ret0 + #t~ret1; {4549#false} is VALID [2020-07-08 15:56:53,702 INFO L280 TraceCheckUtils]: 254: Hoare triple {4549#false} havoc #t~ret0; {4549#false} is VALID [2020-07-08 15:56:53,703 INFO L280 TraceCheckUtils]: 255: Hoare triple {4549#false} havoc #t~ret1; {4549#false} is VALID [2020-07-08 15:56:53,703 INFO L280 TraceCheckUtils]: 256: Hoare triple {4549#false} assume true; {4549#false} is VALID [2020-07-08 15:56:53,703 INFO L275 TraceCheckUtils]: 257: Hoare quadruple {4549#false} {4552#(<= 7 main_~x~0)} #44#return; {4549#false} is VALID [2020-07-08 15:56:53,703 INFO L280 TraceCheckUtils]: 258: Hoare triple {4549#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4549#false} is VALID [2020-07-08 15:56:53,703 INFO L280 TraceCheckUtils]: 259: Hoare triple {4549#false} ~result~0 := #t~ret2; {4549#false} is VALID [2020-07-08 15:56:53,704 INFO L280 TraceCheckUtils]: 260: Hoare triple {4549#false} havoc #t~ret2; {4549#false} is VALID [2020-07-08 15:56:53,704 INFO L280 TraceCheckUtils]: 261: Hoare triple {4549#false} assume 13 == ~result~0; {4549#false} is VALID [2020-07-08 15:56:53,704 INFO L280 TraceCheckUtils]: 262: Hoare triple {4549#false} assume !false; {4549#false} is VALID [2020-07-08 15:56:53,749 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 34 proven. 146 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2020-07-08 15:56:53,749 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:53,749 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [681504881] [2020-07-08 15:56:53,750 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:56:53,750 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-07-08 15:56:53,758 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841007338] [2020-07-08 15:56:53,759 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 263 [2020-07-08 15:56:53,791 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:56:53,791 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2020-07-08 15:56:53,897 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 111 edges. 111 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:53,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-08 15:56:53,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:56:53,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-08 15:56:53,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2020-07-08 15:56:53,899 INFO L87 Difference]: Start difference. First operand 85 states and 104 transitions. Second operand 20 states. [2020-07-08 15:56:55,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:55,705 INFO L93 Difference]: Finished difference Result 195 states and 285 transitions. [2020-07-08 15:56:55,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-07-08 15:56:55,705 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 263 [2020-07-08 15:56:55,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:56:55,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-08 15:56:55,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 175 transitions. [2020-07-08 15:56:55,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-08 15:56:55,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 175 transitions. [2020-07-08 15:56:55,725 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 29 states and 175 transitions. [2020-07-08 15:56:55,954 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 175 edges. 175 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:55,959 INFO L225 Difference]: With dead ends: 195 [2020-07-08 15:56:55,959 INFO L226 Difference]: Without dead ends: 115 [2020-07-08 15:56:55,961 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=259, Invalid=863, Unknown=0, NotChecked=0, Total=1122 [2020-07-08 15:56:55,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-08 15:56:56,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 105. [2020-07-08 15:56:56,153 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:56:56,153 INFO L82 GeneralOperation]: Start isEquivalent. First operand 115 states. Second operand 105 states. [2020-07-08 15:56:56,153 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand 105 states. [2020-07-08 15:56:56,153 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 105 states. [2020-07-08 15:56:56,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:56,160 INFO L93 Difference]: Finished difference Result 115 states and 147 transitions. [2020-07-08 15:56:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 147 transitions. [2020-07-08 15:56:56,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:56,161 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:56,161 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 115 states. [2020-07-08 15:56:56,162 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 115 states. [2020-07-08 15:56:56,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:56:56,166 INFO L93 Difference]: Finished difference Result 115 states and 147 transitions. [2020-07-08 15:56:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 147 transitions. [2020-07-08 15:56:56,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:56:56,168 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:56:56,168 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:56:56,168 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:56:56,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-08 15:56:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 133 transitions. [2020-07-08 15:56:56,172 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 133 transitions. Word has length 263 [2020-07-08 15:56:56,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:56:56,172 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 133 transitions. [2020-07-08 15:56:56,172 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-08 15:56:56,172 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 105 states and 133 transitions. [2020-07-08 15:56:56,324 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:56:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2020-07-08 15:56:56,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2020-07-08 15:56:56,332 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:56:56,333 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 13, 13, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 15:56:56,333 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-08 15:56:56,333 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:56:56,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:56:56,333 INFO L82 PathProgramCache]: Analyzing trace with hash 260846875, now seen corresponding path program 7 times [2020-07-08 15:56:56,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:56:56,334 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599914187] [2020-07-08 15:56:56,334 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Garbage collection #1: 17 nodes / 0 free / 0.0s / 0.0s total Resizing node table from 17 to 31 Garbage collection #2: 31 nodes / 0 free / 0.0s / 0.0s total Resizing node table from 31 to 61 Garbage collection #3: 61 nodes / 0 free / 0.001s / 0.001s total Resizing node table from 61 to 113 Garbage collection #4: 113 nodes / 0 free / 0.0s / 0.001s total Resizing node table from 113 to 223 [2020-07-08 15:56:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 15:56:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 15:56:56,587 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:56:56,587 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-08 15:56:56,587 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 15:56:56,590 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-08 15:56:56,636 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: fiboENTRY has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-08 15:56:56,637 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-08 15:56:56,638 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 15:56:56,638 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-08 15:56:56,638 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-08 15:56:56,638 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 15:56:56,638 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 15:56:56,638 WARN L170 areAnnotationChecker]: L25-2 has no Hoare annotation [2020-07-08 15:56:56,638 WARN L170 areAnnotationChecker]: fiboFINAL has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: L9 has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: L25-3 has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-08 15:56:56,639 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: L11-4 has no Hoare annotation [2020-07-08 15:56:56,640 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 15:56:56,641 WARN L170 areAnnotationChecker]: L11-5 has no Hoare annotation [2020-07-08 15:56:56,641 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 15:56:56,641 WARN L170 areAnnotationChecker]: L11-6 has no Hoare annotation [2020-07-08 15:56:56,641 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 15:56:56,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 03:56:56 BoogieIcfgContainer [2020-07-08 15:56:56,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 15:56:56,646 INFO L168 Benchmark]: Toolchain (without parser) took 16236.33 ms. Allocated memory was 136.8 MB in the beginning and 416.8 MB in the end (delta: 280.0 MB). Free memory was 100.8 MB in the beginning and 203.8 MB in the end (delta: -103.0 MB). Peak memory consumption was 177.0 MB. Max. memory is 7.1 GB. [2020-07-08 15:56:56,647 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-08 15:56:56,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.46 ms. Allocated memory is still 136.8 MB. Free memory was 100.4 MB in the beginning and 91.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2020-07-08 15:56:56,648 INFO L168 Benchmark]: Boogie Preprocessor took 31.46 ms. Allocated memory is still 136.8 MB. Free memory was 91.0 MB in the beginning and 89.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-08 15:56:56,649 INFO L168 Benchmark]: RCFGBuilder took 369.95 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 89.6 MB in the beginning and 163.6 MB in the end (delta: -74.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2020-07-08 15:56:56,649 INFO L168 Benchmark]: TraceAbstraction took 15545.96 ms. Allocated memory was 200.8 MB in the beginning and 416.8 MB in the end (delta: 216.0 MB). Free memory was 163.0 MB in the beginning and 203.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 175.2 MB. Max. memory is 7.1 GB. [2020-07-08 15:56:56,652 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 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 283.46 ms. Allocated memory is still 136.8 MB. Free memory was 100.4 MB in the beginning and 91.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.46 ms. Allocated memory is still 136.8 MB. Free memory was 91.0 MB in the beginning and 89.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 369.95 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 89.6 MB in the beginning and 163.6 MB in the end (delta: -74.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15545.96 ms. Allocated memory was 200.8 MB in the beginning and 416.8 MB in the end (delta: 216.0 MB). Free memory was 163.0 MB in the beginning and 203.8 MB in the end (delta: -40.8 MB). Peak memory consumption was 175.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 27]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L24] int x = 7; [L25] CALL, EXPR fibo(x) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND FALSE !(n == 1) [L11] CALL, EXPR fibo(n-1) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND TRUE n < 1 [L7] return 0; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) [L11] CALL, EXPR fibo(n-2) [L6] COND FALSE !(n < 1) [L8] COND TRUE n == 1 [L9] return 1; [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) [L11] return fibo(n-1) + fibo(n-2); [L25] RET, EXPR fibo(x) [L25] int result = fibo(x); [L26] COND TRUE result == 13 [L27] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 15.4s, OverallIterations: 10, TraceHistogramMax: 41, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 268 SDtfs, 729 SDslu, 867 SDs, 0 SdLazy, 915 SolverSat, 465 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 319 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 40 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 incorrect! Received shutdown request...