/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_7-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 22:21:04,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 22:21:04,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 22:21:04,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 22:21:04,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 22:21:04,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 22:21:04,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 22:21:04,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 22:21:04,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 22:21:04,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 22:21:04,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 22:21:04,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 22:21:04,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 22:21:04,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 22:21:04,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 22:21:04,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 22:21:04,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 22:21:04,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 22:21:04,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 22:21:04,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 22:21:04,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 22:21:04,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 22:21:04,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 22:21:04,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 22:21:04,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 22:21:04,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 22:21:04,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 22:21:04,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 22:21:04,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 22:21:04,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 22:21:04,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 22:21:04,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 22:21:04,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 22:21:04,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 22:21:04,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 22:21:04,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 22:21:04,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 22:21:04,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 22:21:04,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 22:21:04,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 22:21:04,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 22:21:04,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 22:21:04,336 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 22:21:04,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 22:21:04,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 22:21:04,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 22:21:04,339 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 22:21:04,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 22:21:04,339 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 22:21:04,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 22:21:04,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 22:21:04,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 22:21:04,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 22:21:04,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 22:21:04,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 22:21:04,341 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 22:21:04,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 22:21:04,342 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 22:21:04,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 22:21:04,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 22:21:04,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 22:21:04,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 22:21:04,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 22:21:04,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:21:04,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 22:21:04,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 22:21:04,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 22:21:04,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 22:21:04,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 22:21:04,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 22:21:04,344 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 22:21:04,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 22:21:04,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 22:21:04,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 22:21:04,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 22:21:04,671 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 22:21:04,671 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 22:21:04,672 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_7-2.c [2020-07-17 22:21:04,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccb555e6/1a638cb8982c47149704b1f35b54108a/FLAGb973fa9f1 [2020-07-17 22:21:05,249 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 22:21:05,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_7-2.c [2020-07-17 22:21:05,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccb555e6/1a638cb8982c47149704b1f35b54108a/FLAGb973fa9f1 [2020-07-17 22:21:05,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccb555e6/1a638cb8982c47149704b1f35b54108a [2020-07-17 22:21:05,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 22:21:05,628 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 22:21:05,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 22:21:05,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 22:21:05,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 22:21:05,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e5e2dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05, skipping insertion in model container [2020-07-17 22:21:05,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 22:21:05,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 22:21:05,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:21:05,847 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 22:21:05,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:21:05,878 INFO L208 MainTranslator]: Completed translation [2020-07-17 22:21:05,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05 WrapperNode [2020-07-17 22:21:05,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 22:21:05,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 22:21:05,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 22:21:05,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 22:21:05,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (1/1) ... [2020-07-17 22:21:05,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 22:21:05,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 22:21:05,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 22:21:05,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 22:21:05,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (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 [2020-07-17 22:21:06,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 22:21:06,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 22:21:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-17 22:21:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 22:21:06,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 22:21:06,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 22:21:06,060 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-17 22:21:06,060 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 22:21:06,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 22:21:06,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 22:21:06,290 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 22:21:06,291 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-17 22:21:06,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:21:06 BoogieIcfgContainer [2020-07-17 22:21:06,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 22:21:06,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 22:21:06,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 22:21:06,301 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 22:21:06,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 10:21:05" (1/3) ... [2020-07-17 22:21:06,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6e2b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:21:06, skipping insertion in model container [2020-07-17 22:21:06,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:05" (2/3) ... [2020-07-17 22:21:06,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6e2b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:21:06, skipping insertion in model container [2020-07-17 22:21:06,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:21:06" (3/3) ... [2020-07-17 22:21:06,305 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_7-2.c [2020-07-17 22:21:06,317 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 22:21:06,326 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 22:21:06,343 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 22:21:06,371 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 22:21:06,372 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 22:21:06,372 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 22:21:06,372 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 22:21:06,372 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 22:21:06,373 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 22:21:06,373 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 22:21:06,373 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 22:21:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-17 22:21:06,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-17 22:21:06,417 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:06,418 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:06,418 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:06,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:06,425 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-07-17 22:21:06,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:06,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296326516] [2020-07-17 22:21:06,438 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,635 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-17 22:21:06,636 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-17 22:21:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,694 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,696 INFO L280 TraceCheckUtils]: 1: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,702 INFO L280 TraceCheckUtils]: 2: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,704 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 7 main_~x~0)} #37#return; {28#false} is VALID [2020-07-17 22:21:06,705 INFO L263 TraceCheckUtils]: 0: Hoare triple {27#true} call ULTIMATE.init(); {27#true} is VALID [2020-07-17 22:21:06,705 INFO L280 TraceCheckUtils]: 1: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-17 22:21:06,706 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-17 22:21:06,706 INFO L263 TraceCheckUtils]: 3: Hoare triple {27#true} call #t~ret3 := main(); {27#true} is VALID [2020-07-17 22:21:06,707 INFO L280 TraceCheckUtils]: 4: Hoare triple {27#true} ~x~0 := 7; {31#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:06,708 INFO L263 TraceCheckUtils]: 5: Hoare triple {31#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {27#true} is VALID [2020-07-17 22:21:06,714 INFO L280 TraceCheckUtils]: 6: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,716 INFO L280 TraceCheckUtils]: 7: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,717 INFO L280 TraceCheckUtils]: 8: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,720 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 7 main_~x~0)} #37#return; {28#false} is VALID [2020-07-17 22:21:06,720 INFO L280 TraceCheckUtils]: 10: Hoare triple {28#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {28#false} is VALID [2020-07-17 22:21:06,721 INFO L280 TraceCheckUtils]: 11: Hoare triple {28#false} assume 13 == ~result~0; {28#false} is VALID [2020-07-17 22:21:06,722 INFO L280 TraceCheckUtils]: 12: Hoare triple {28#false} assume !false; {28#false} is VALID [2020-07-17 22:21:06,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:21:06,725 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296326516] [2020-07-17 22:21:06,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:21:06,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 22:21:06,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160326828] [2020-07-17 22:21:06,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-17 22:21:06,741 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:06,746 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 22:21:06,788 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:06,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 22:21:06,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:06,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 22:21:06,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 22:21:06,802 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-07-17 22:21:07,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,059 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-07-17 22:21:07,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 22:21:07,060 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-17 22:21:07,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:07,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:07,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-17 22:21:07,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:07,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-17 22:21:07,077 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-17 22:21:07,145 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:07,159 INFO L225 Difference]: With dead ends: 35 [2020-07-17 22:21:07,159 INFO L226 Difference]: Without dead ends: 21 [2020-07-17 22:21:07,163 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 [2020-07-17 22:21:07,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-17 22:21:07,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-17 22:21:07,217 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:07,218 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:07,218 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:07,219 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:07,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,225 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-17 22:21:07,226 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:07,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:07,227 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:07,227 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:07,228 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:07,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,233 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-17 22:21:07,233 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:07,234 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:07,235 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:07,235 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:07,235 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-17 22:21:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-17 22:21:07,241 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-07-17 22:21:07,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:07,242 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-17 22:21:07,242 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 22:21:07,243 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-17 22:21:07,244 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:07,244 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:07,245 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 22:21:07,245 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:07,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:07,245 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-07-17 22:21:07,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:07,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536519770] [2020-07-17 22:21:07,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,295 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 22:21:07,296 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-17 22:21:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:07,364 INFO L280 TraceCheckUtils]: 1: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:07,366 INFO L280 TraceCheckUtils]: 2: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:07,380 INFO L280 TraceCheckUtils]: 3: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:07,382 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 7 main_~x~0)} #37#return; {157#false} is VALID [2020-07-17 22:21:07,383 INFO L263 TraceCheckUtils]: 0: Hoare triple {156#true} call ULTIMATE.init(); {156#true} is VALID [2020-07-17 22:21:07,383 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 22:21:07,384 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-17 22:21:07,384 INFO L263 TraceCheckUtils]: 3: Hoare triple {156#true} call #t~ret3 := main(); {156#true} is VALID [2020-07-17 22:21:07,388 INFO L280 TraceCheckUtils]: 4: Hoare triple {156#true} ~x~0 := 7; {160#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:07,389 INFO L263 TraceCheckUtils]: 5: Hoare triple {160#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {156#true} is VALID [2020-07-17 22:21:07,391 INFO L280 TraceCheckUtils]: 6: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:07,392 INFO L280 TraceCheckUtils]: 7: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:07,393 INFO L280 TraceCheckUtils]: 8: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:07,394 INFO L280 TraceCheckUtils]: 9: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:07,397 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 7 main_~x~0)} #37#return; {157#false} is VALID [2020-07-17 22:21:07,398 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {157#false} is VALID [2020-07-17 22:21:07,398 INFO L280 TraceCheckUtils]: 12: Hoare triple {157#false} assume 13 == ~result~0; {157#false} is VALID [2020-07-17 22:21:07,398 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#false} assume !false; {157#false} is VALID [2020-07-17 22:21:07,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:21:07,402 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536519770] [2020-07-17 22:21:07,403 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:21:07,403 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 22:21:07,403 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204307992] [2020-07-17 22:21:07,405 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-17 22:21:07,406 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:07,406 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 22:21:07,431 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:07,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 22:21:07,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:07,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 22:21:07,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 22:21:07,433 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-07-17 22:21:07,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,615 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-07-17 22:21:07,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 22:21:07,615 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-17 22:21:07,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:07,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:07,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-17 22:21:07,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-17 22:21:07,632 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 29 transitions. [2020-07-17 22:21:07,672 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:07,675 INFO L225 Difference]: With dead ends: 27 [2020-07-17 22:21:07,675 INFO L226 Difference]: Without dead ends: 23 [2020-07-17 22:21:07,676 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 [2020-07-17 22:21:07,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-17 22:21:07,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-07-17 22:21:07,687 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:07,688 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 21 states. [2020-07-17 22:21:07,688 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 21 states. [2020-07-17 22:21:07,688 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 21 states. [2020-07-17 22:21:07,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,692 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-17 22:21:07,692 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-17 22:21:07,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:07,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:07,694 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 23 states. [2020-07-17 22:21:07,694 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 23 states. [2020-07-17 22:21:07,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,698 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-17 22:21:07,698 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-17 22:21:07,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:07,699 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:07,699 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:07,699 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-17 22:21:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-17 22:21:07,702 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-07-17 22:21:07,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:07,702 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-17 22:21:07,702 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 22:21:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-17 22:21:07,704 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:07,704 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:07,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 22:21:07,705 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:07,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:07,705 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-07-17 22:21:07,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:07,706 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317290694] [2020-07-17 22:21:07,706 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,769 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:07,769 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-17 22:21:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,854 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:07,855 INFO L280 TraceCheckUtils]: 1: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:07,856 INFO L280 TraceCheckUtils]: 2: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:07,857 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-17 22:21:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,864 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:07,864 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:07,865 INFO L280 TraceCheckUtils]: 2: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:07,865 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-17 22:21:07,865 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:07,866 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-17 22:21:07,867 INFO L280 TraceCheckUtils]: 2: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-17 22:21:07,868 INFO L263 TraceCheckUtils]: 3: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-17 22:21:07,868 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:07,869 INFO L280 TraceCheckUtils]: 5: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:07,870 INFO L280 TraceCheckUtils]: 6: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:07,871 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-17 22:21:07,871 INFO L280 TraceCheckUtils]: 8: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-17 22:21:07,871 INFO L263 TraceCheckUtils]: 9: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-17 22:21:07,872 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:07,872 INFO L280 TraceCheckUtils]: 11: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:07,872 INFO L280 TraceCheckUtils]: 12: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:07,873 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-17 22:21:07,873 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {283#false} is VALID [2020-07-17 22:21:07,873 INFO L280 TraceCheckUtils]: 15: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-17 22:21:07,874 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {283#false} {286#(<= 7 main_~x~0)} #37#return; {283#false} is VALID [2020-07-17 22:21:07,875 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-17 22:21:07,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:07,875 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-17 22:21:07,876 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-17 22:21:07,877 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 7; {286#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:07,877 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-17 22:21:07,877 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:07,879 INFO L280 TraceCheckUtils]: 7: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-17 22:21:07,881 INFO L280 TraceCheckUtils]: 8: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-17 22:21:07,881 INFO L263 TraceCheckUtils]: 9: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-17 22:21:07,883 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:07,885 INFO L280 TraceCheckUtils]: 11: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:07,887 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:07,889 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-17 22:21:07,890 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-17 22:21:07,890 INFO L263 TraceCheckUtils]: 15: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-17 22:21:07,890 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:07,891 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:07,891 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:07,891 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-17 22:21:07,892 INFO L280 TraceCheckUtils]: 20: Hoare triple {283#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {283#false} is VALID [2020-07-17 22:21:07,892 INFO L280 TraceCheckUtils]: 21: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-17 22:21:07,892 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {283#false} {286#(<= 7 main_~x~0)} #37#return; {283#false} is VALID [2020-07-17 22:21:07,892 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-17 22:21:07,893 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 13 == ~result~0; {283#false} is VALID [2020-07-17 22:21:07,893 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-17 22:21:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 22:21:07,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317290694] [2020-07-17 22:21:07,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630686689] [2020-07-17 22:21:07,895 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,929 INFO L264 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 22:21:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,949 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:08,086 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-17 22:21:08,087 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:08,087 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-17 22:21:08,088 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-17 22:21:08,088 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 7; {286#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:08,089 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-17 22:21:08,090 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,090 INFO L280 TraceCheckUtils]: 7: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,091 INFO L280 TraceCheckUtils]: 8: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,091 INFO L263 TraceCheckUtils]: 9: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-17 22:21:08,092 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,093 INFO L280 TraceCheckUtils]: 11: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:08,094 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:08,095 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {337#(<= |fibo_#in~n| fibo_~n)} #39#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,096 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |fibo_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,096 INFO L263 TraceCheckUtils]: 15: Hoare triple {359#(<= |fibo_#in~n| 1)} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-17 22:21:08,097 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:08,097 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:08,097 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:08,098 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {359#(<= |fibo_#in~n| 1)} #41#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,099 INFO L280 TraceCheckUtils]: 20: Hoare triple {359#(<= |fibo_#in~n| 1)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,100 INFO L280 TraceCheckUtils]: 21: Hoare triple {359#(<= |fibo_#in~n| 1)} assume true; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,101 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {359#(<= |fibo_#in~n| 1)} {286#(<= 7 main_~x~0)} #37#return; {283#false} is VALID [2020-07-17 22:21:08,102 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-17 22:21:08,102 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 13 == ~result~0; {283#false} is VALID [2020-07-17 22:21:08,102 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-17 22:21:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 22:21:08,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:08,105 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2020-07-17 22:21:08,105 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671133099] [2020-07-17 22:21:08,106 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-17 22:21:08,107 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:08,107 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 22:21:08,162 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:08,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 22:21:08,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:08,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 22:21:08,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-17 22:21:08,164 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 9 states. [2020-07-17 22:21:08,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:08,546 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-07-17 22:21:08,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 22:21:08,546 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-17 22:21:08,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:08,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 22:21:08,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-17 22:21:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 22:21:08,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-17 22:21:08,554 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 46 transitions. [2020-07-17 22:21:08,624 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:08,627 INFO L225 Difference]: With dead ends: 38 [2020-07-17 22:21:08,627 INFO L226 Difference]: Without dead ends: 23 [2020-07-17 22:21:08,628 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-07-17 22:21:08,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-17 22:21:08,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-07-17 22:21:08,643 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:08,643 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:08,643 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:08,643 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:08,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:08,646 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-17 22:21:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-17 22:21:08,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:08,647 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:08,647 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:08,648 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:08,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:08,650 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-17 22:21:08,651 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-17 22:21:08,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:08,652 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:08,652 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:08,652 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-17 22:21:08,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-07-17 22:21:08,655 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-07-17 22:21:08,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:08,655 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-07-17 22:21:08,655 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 22:21:08,655 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-17 22:21:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-17 22:21:08,657 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:08,657 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:08,871 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-17 22:21:08,871 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:08,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:08,872 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-07-17 22:21:08,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:08,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271812482] [2020-07-17 22:21:08,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,914 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:08,914 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-17 22:21:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,997 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,002 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,003 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,004 INFO L280 TraceCheckUtils]: 3: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,011 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:09,033 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:09,033 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:09,034 INFO L280 TraceCheckUtils]: 2: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:09,039 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,045 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,046 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,046 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,046 INFO L263 TraceCheckUtils]: 3: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-17 22:21:09,047 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,048 INFO L280 TraceCheckUtils]: 5: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,048 INFO L280 TraceCheckUtils]: 6: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,058 INFO L280 TraceCheckUtils]: 7: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,060 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,060 INFO L280 TraceCheckUtils]: 9: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,061 INFO L263 TraceCheckUtils]: 10: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-17 22:21:09,061 INFO L280 TraceCheckUtils]: 11: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:09,061 INFO L280 TraceCheckUtils]: 12: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:09,061 INFO L280 TraceCheckUtils]: 13: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:09,063 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,063 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,064 INFO L280 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,065 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 7 main_~x~0)} #37#return; {532#false} is VALID [2020-07-17 22:21:09,066 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-17 22:21:09,066 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:09,067 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-17 22:21:09,067 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-17 22:21:09,068 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 7; {535#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:09,068 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-17 22:21:09,069 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,069 INFO L280 TraceCheckUtils]: 7: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,070 INFO L280 TraceCheckUtils]: 8: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,070 INFO L263 TraceCheckUtils]: 9: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-17 22:21:09,071 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,072 INFO L280 TraceCheckUtils]: 11: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:09,072 INFO L280 TraceCheckUtils]: 12: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,073 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,074 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,075 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,075 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-17 22:21:09,076 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:09,076 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:09,076 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:09,077 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,078 INFO L280 TraceCheckUtils]: 21: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,078 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,080 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 7 main_~x~0)} #37#return; {532#false} is VALID [2020-07-17 22:21:09,080 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-17 22:21:09,080 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 13 == ~result~0; {532#false} is VALID [2020-07-17 22:21:09,080 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-17 22:21:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-17 22:21:09,082 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271812482] [2020-07-17 22:21:09,082 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418482064] [2020-07-17 22:21:09,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:09,111 INFO L264 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 22:21:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:09,120 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:09,197 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-17 22:21:09,197 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:09,197 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-17 22:21:09,198 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-17 22:21:09,199 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 7; {535#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:09,199 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-17 22:21:09,202 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:09,202 INFO L280 TraceCheckUtils]: 7: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:09,203 INFO L280 TraceCheckUtils]: 8: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:09,203 INFO L263 TraceCheckUtils]: 9: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-17 22:21:09,204 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:09,205 INFO L280 TraceCheckUtils]: 11: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:09,205 INFO L280 TraceCheckUtils]: 12: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,206 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:09,207 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {587#(<= |fibo_#in~n| fibo_~n)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,208 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,208 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-17 22:21:09,209 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:09,209 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:09,209 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:09,210 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,211 INFO L280 TraceCheckUtils]: 21: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,211 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:09,213 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 7 main_~x~0)} #37#return; {532#false} is VALID [2020-07-17 22:21:09,213 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-17 22:21:09,213 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 13 == ~result~0; {532#false} is VALID [2020-07-17 22:21:09,214 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-17 22:21:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-17 22:21:09,215 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:09,215 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-17 22:21:09,216 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561636110] [2020-07-17 22:21:09,216 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-17 22:21:09,217 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:09,217 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-17 22:21:09,253 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:09,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 22:21:09,253 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:09,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 22:21:09,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 22:21:09,254 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-07-17 22:21:09,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:09,583 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-07-17 22:21:09,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 22:21:09,583 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-17 22:21:09,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 22:21:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-17 22:21:09,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 22:21:09,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-17 22:21:09,598 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 47 transitions. [2020-07-17 22:21:09,661 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:09,665 INFO L225 Difference]: With dead ends: 41 [2020-07-17 22:21:09,665 INFO L226 Difference]: Without dead ends: 37 [2020-07-17 22:21:09,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-17 22:21:09,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-17 22:21:09,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-17 22:21:09,690 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:09,690 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:09,690 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:09,690 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:09,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:09,696 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-17 22:21:09,697 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-17 22:21:09,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:09,698 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:09,698 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:09,698 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:09,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:09,702 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-17 22:21:09,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-17 22:21:09,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:09,704 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:09,704 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:09,704 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:09,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-17 22:21:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-17 22:21:09,707 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-07-17 22:21:09,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:09,708 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-17 22:21:09,708 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 22:21:09,708 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-17 22:21:09,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-17 22:21:09,710 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:09,710 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:09,925 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:09,926 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:09,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:09,927 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-07-17 22:21:09,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:09,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467330826] [2020-07-17 22:21:09,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:09,994 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:09,995 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-17 22:21:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,102 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,103 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:10,103 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:10,103 INFO L280 TraceCheckUtils]: 3: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,104 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,111 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,111 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:10,112 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,113 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,114 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,114 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:10,115 INFO L280 TraceCheckUtils]: 2: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,116 INFO L263 TraceCheckUtils]: 3: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:10,116 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,116 INFO L280 TraceCheckUtils]: 5: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:10,116 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:10,117 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,118 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,118 INFO L280 TraceCheckUtils]: 9: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,119 INFO L263 TraceCheckUtils]: 10: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:10,119 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,119 INFO L280 TraceCheckUtils]: 12: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:10,120 INFO L280 TraceCheckUtils]: 13: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,121 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,121 INFO L280 TraceCheckUtils]: 15: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,122 INFO L280 TraceCheckUtils]: 16: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,123 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,143 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,144 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:10,145 INFO L280 TraceCheckUtils]: 2: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:10,146 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-17 22:21:10,147 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,147 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:10,147 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-17 22:21:10,148 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:10,148 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,149 INFO L280 TraceCheckUtils]: 5: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:10,150 INFO L280 TraceCheckUtils]: 6: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,150 INFO L263 TraceCheckUtils]: 7: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:10,151 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,151 INFO L280 TraceCheckUtils]: 9: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:10,151 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:10,151 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,152 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,153 INFO L280 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,153 INFO L263 TraceCheckUtils]: 14: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:10,154 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,154 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:10,154 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,155 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,156 INFO L280 TraceCheckUtils]: 19: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,156 INFO L280 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,158 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:10,158 INFO L280 TraceCheckUtils]: 22: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:10,159 INFO L263 TraceCheckUtils]: 23: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:10,159 INFO L280 TraceCheckUtils]: 24: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,160 INFO L280 TraceCheckUtils]: 25: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:10,161 INFO L280 TraceCheckUtils]: 26: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:10,170 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-17 22:21:10,170 INFO L280 TraceCheckUtils]: 28: Hoare triple {830#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {830#false} is VALID [2020-07-17 22:21:10,170 INFO L280 TraceCheckUtils]: 29: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-17 22:21:10,171 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {830#false} {833#(<= 7 main_~x~0)} #37#return; {830#false} is VALID [2020-07-17 22:21:10,172 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-17 22:21:10,172 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,172 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-17 22:21:10,173 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-17 22:21:10,174 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 7; {833#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:10,175 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-17 22:21:10,175 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,175 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:10,175 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-17 22:21:10,176 INFO L263 TraceCheckUtils]: 9: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:10,179 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,181 INFO L280 TraceCheckUtils]: 11: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:10,185 INFO L280 TraceCheckUtils]: 12: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,186 INFO L263 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:10,186 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,186 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:10,187 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:10,187 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,193 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,194 INFO L280 TraceCheckUtils]: 19: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,194 INFO L263 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:10,194 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,194 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:10,194 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,196 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,196 INFO L280 TraceCheckUtils]: 25: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,197 INFO L280 TraceCheckUtils]: 26: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,199 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:10,200 INFO L280 TraceCheckUtils]: 28: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:10,200 INFO L263 TraceCheckUtils]: 29: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:10,201 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,201 INFO L280 TraceCheckUtils]: 31: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:10,202 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:10,205 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-17 22:21:10,205 INFO L280 TraceCheckUtils]: 34: Hoare triple {830#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {830#false} is VALID [2020-07-17 22:21:10,205 INFO L280 TraceCheckUtils]: 35: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-17 22:21:10,206 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {830#false} {833#(<= 7 main_~x~0)} #37#return; {830#false} is VALID [2020-07-17 22:21:10,206 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-17 22:21:10,206 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 13 == ~result~0; {830#false} is VALID [2020-07-17 22:21:10,206 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-17 22:21:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-17 22:21:10,209 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467330826] [2020-07-17 22:21:10,209 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310408499] [2020-07-17 22:21:10,209 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:10,255 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-17 22:21:10,255 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:21:10,256 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 22:21:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,275 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:10,458 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-17 22:21:10,458 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,458 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-17 22:21:10,459 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-17 22:21:10,459 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 7; {833#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:10,460 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-17 22:21:10,460 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,461 INFO L280 TraceCheckUtils]: 7: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,465 INFO L280 TraceCheckUtils]: 8: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,466 INFO L263 TraceCheckUtils]: 9: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:10,467 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,467 INFO L280 TraceCheckUtils]: 11: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,468 INFO L280 TraceCheckUtils]: 12: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,469 INFO L263 TraceCheckUtils]: 13: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:10,469 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,470 INFO L280 TraceCheckUtils]: 15: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:10,471 INFO L280 TraceCheckUtils]: 16: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,471 INFO L280 TraceCheckUtils]: 17: Hoare triple {953#(<= |fibo_#in~n| 1)} assume true; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,472 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {953#(<= |fibo_#in~n| 1)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,473 INFO L280 TraceCheckUtils]: 19: Hoare triple {960#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,473 INFO L263 TraceCheckUtils]: 20: Hoare triple {960#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:10,473 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,474 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:10,474 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,476 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {960#(<= |fibo_#in~n| 2)} #41#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,477 INFO L280 TraceCheckUtils]: 25: Hoare triple {960#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,478 INFO L280 TraceCheckUtils]: 26: Hoare triple {960#(<= |fibo_#in~n| 2)} assume true; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,479 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {960#(<= |fibo_#in~n| 2)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,480 INFO L280 TraceCheckUtils]: 28: Hoare triple {988#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,480 INFO L263 TraceCheckUtils]: 29: Hoare triple {988#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:10,480 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:10,480 INFO L280 TraceCheckUtils]: 31: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:10,480 INFO L280 TraceCheckUtils]: 32: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:10,481 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {829#true} {988#(<= |fibo_#in~n| 3)} #41#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,482 INFO L280 TraceCheckUtils]: 34: Hoare triple {988#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,482 INFO L280 TraceCheckUtils]: 35: Hoare triple {988#(<= |fibo_#in~n| 3)} assume true; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,483 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {988#(<= |fibo_#in~n| 3)} {833#(<= 7 main_~x~0)} #37#return; {830#false} is VALID [2020-07-17 22:21:10,483 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-17 22:21:10,483 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 13 == ~result~0; {830#false} is VALID [2020-07-17 22:21:10,483 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-17 22:21:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-17 22:21:10,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:10,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2020-07-17 22:21:10,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551403192] [2020-07-17 22:21:10,487 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-17 22:21:10,488 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:10,488 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 22:21:10,571 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:10,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 22:21:10,572 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:10,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 22:21:10,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-17 22:21:10,573 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 12 states. [2020-07-17 22:21:11,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:11,258 INFO L93 Difference]: Finished difference Result 72 states and 109 transitions. [2020-07-17 22:21:11,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 22:21:11,259 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-17 22:21:11,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 22:21:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-17 22:21:11,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 22:21:11,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-17 22:21:11,267 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 76 transitions. [2020-07-17 22:21:11,373 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:11,376 INFO L225 Difference]: With dead ends: 72 [2020-07-17 22:21:11,377 INFO L226 Difference]: Without dead ends: 41 [2020-07-17 22:21:11,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-07-17 22:21:11,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-07-17 22:21:11,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-07-17 22:21:11,408 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:11,408 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:11,408 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:11,408 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:11,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:11,413 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-17 22:21:11,413 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-17 22:21:11,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:11,414 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:11,414 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:11,415 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:11,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:11,418 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-17 22:21:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-17 22:21:11,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:11,419 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:11,419 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:11,419 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:11,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-17 22:21:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2020-07-17 22:21:11,422 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 40 [2020-07-17 22:21:11,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:11,422 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2020-07-17 22:21:11,423 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 22:21:11,423 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-17 22:21:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-07-17 22:21:11,425 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:11,425 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:11,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:11,638 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:11,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:11,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 3 times [2020-07-17 22:21:11,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:11,640 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828212915] [2020-07-17 22:21:11,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:11,764 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-17 22:21:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,922 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,923 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,924 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,925 INFO L280 TraceCheckUtils]: 3: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,926 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,933 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:11,933 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:11,933 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:11,934 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,935 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,936 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,936 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,937 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:11,937 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,938 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,939 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,940 INFO L280 TraceCheckUtils]: 7: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,942 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,942 INFO L280 TraceCheckUtils]: 9: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,943 INFO L263 TraceCheckUtils]: 10: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:11,943 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:11,943 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:11,943 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:11,944 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,945 INFO L280 TraceCheckUtils]: 15: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,946 INFO L280 TraceCheckUtils]: 16: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,947 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,954 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:11,955 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:11,955 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:11,955 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:11,957 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,958 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,958 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,959 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,959 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:11,960 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,960 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,961 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,961 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:11,962 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,963 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,964 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,964 INFO L280 TraceCheckUtils]: 11: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,966 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,967 INFO L280 TraceCheckUtils]: 13: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,967 INFO L263 TraceCheckUtils]: 14: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:11,967 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:11,968 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:11,968 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:11,969 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,969 INFO L280 TraceCheckUtils]: 19: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,970 INFO L280 TraceCheckUtils]: 20: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,971 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,972 INFO L280 TraceCheckUtils]: 22: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,972 INFO L263 TraceCheckUtils]: 23: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:11,973 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:11,973 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:11,973 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:11,974 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:11,975 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,976 INFO L280 TraceCheckUtils]: 29: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,976 INFO L280 TraceCheckUtils]: 30: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,978 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:12,081 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,082 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,082 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,082 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,083 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:12,089 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,090 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,090 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,091 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,092 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,093 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:12,094 INFO L280 TraceCheckUtils]: 2: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,094 INFO L263 TraceCheckUtils]: 3: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,094 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,094 INFO L280 TraceCheckUtils]: 5: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,095 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,095 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,096 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,096 INFO L280 TraceCheckUtils]: 9: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,097 INFO L263 TraceCheckUtils]: 10: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,097 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,097 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,097 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,098 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,099 INFO L280 TraceCheckUtils]: 15: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,099 INFO L280 TraceCheckUtils]: 16: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,101 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:12,107 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,107 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,107 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,107 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,108 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,109 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,110 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,110 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,110 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,111 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,112 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:12,113 INFO L280 TraceCheckUtils]: 6: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,113 INFO L263 TraceCheckUtils]: 7: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,113 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,114 INFO L280 TraceCheckUtils]: 9: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,114 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,114 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,115 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,116 INFO L280 TraceCheckUtils]: 13: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,116 INFO L263 TraceCheckUtils]: 14: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,116 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,116 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,117 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,117 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,118 INFO L280 TraceCheckUtils]: 19: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,119 INFO L280 TraceCheckUtils]: 20: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,120 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,120 INFO L280 TraceCheckUtils]: 22: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,121 INFO L263 TraceCheckUtils]: 23: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,121 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,121 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,121 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,122 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,122 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,123 INFO L280 TraceCheckUtils]: 29: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,124 INFO L280 TraceCheckUtils]: 30: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,125 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-17 22:21:12,126 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,127 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,127 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:12,127 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,128 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,128 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,129 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,129 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,130 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,130 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,131 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,131 INFO L263 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,132 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,132 INFO L280 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,133 INFO L280 TraceCheckUtils]: 14: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:12,134 INFO L280 TraceCheckUtils]: 15: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:12,135 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,135 INFO L280 TraceCheckUtils]: 17: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,136 INFO L263 TraceCheckUtils]: 18: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,136 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,136 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,136 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,137 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,138 INFO L280 TraceCheckUtils]: 23: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,139 INFO L280 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,140 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,141 INFO L280 TraceCheckUtils]: 26: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,141 INFO L263 TraceCheckUtils]: 27: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,141 INFO L280 TraceCheckUtils]: 28: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,141 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,141 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,142 INFO L280 TraceCheckUtils]: 31: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,143 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,143 INFO L280 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,144 INFO L280 TraceCheckUtils]: 34: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,145 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:12,146 INFO L280 TraceCheckUtils]: 36: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:12,146 INFO L263 TraceCheckUtils]: 37: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,146 INFO L280 TraceCheckUtils]: 38: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,147 INFO L280 TraceCheckUtils]: 39: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,148 INFO L280 TraceCheckUtils]: 40: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,148 INFO L263 TraceCheckUtils]: 41: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,148 INFO L280 TraceCheckUtils]: 42: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,149 INFO L280 TraceCheckUtils]: 43: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:12,150 INFO L280 TraceCheckUtils]: 44: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,150 INFO L263 TraceCheckUtils]: 45: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,151 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,151 INFO L280 TraceCheckUtils]: 47: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,151 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,151 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,152 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,153 INFO L280 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,153 INFO L263 TraceCheckUtils]: 52: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,153 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,153 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,153 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,155 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,155 INFO L280 TraceCheckUtils]: 57: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,156 INFO L280 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,157 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,158 INFO L280 TraceCheckUtils]: 60: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,158 INFO L263 TraceCheckUtils]: 61: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,158 INFO L280 TraceCheckUtils]: 62: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,158 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,159 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,159 INFO L280 TraceCheckUtils]: 65: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,160 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,160 INFO L280 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,161 INFO L280 TraceCheckUtils]: 68: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,162 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-17 22:21:12,162 INFO L280 TraceCheckUtils]: 70: Hoare triple {1270#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1270#false} is VALID [2020-07-17 22:21:12,162 INFO L280 TraceCheckUtils]: 71: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-17 22:21:12,163 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1270#false} {1273#(<= 7 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-17 22:21:12,168 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-17 22:21:12,169 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,169 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-17 22:21:12,169 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-17 22:21:12,170 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 7; {1273#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:12,170 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-17 22:21:12,171 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,171 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,171 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:12,171 INFO L263 TraceCheckUtils]: 9: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,172 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,172 INFO L280 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,173 INFO L280 TraceCheckUtils]: 12: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,173 INFO L263 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,174 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,174 INFO L280 TraceCheckUtils]: 15: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,175 INFO L280 TraceCheckUtils]: 16: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,175 INFO L263 TraceCheckUtils]: 17: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,176 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,176 INFO L280 TraceCheckUtils]: 19: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,177 INFO L280 TraceCheckUtils]: 20: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:12,177 INFO L280 TraceCheckUtils]: 21: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:12,179 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,179 INFO L280 TraceCheckUtils]: 23: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,179 INFO L263 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,180 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,180 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,180 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,181 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,182 INFO L280 TraceCheckUtils]: 29: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,182 INFO L280 TraceCheckUtils]: 30: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:12,183 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,184 INFO L280 TraceCheckUtils]: 32: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,184 INFO L263 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,184 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,185 INFO L280 TraceCheckUtils]: 35: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,185 INFO L280 TraceCheckUtils]: 36: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,185 INFO L280 TraceCheckUtils]: 37: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,186 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,187 INFO L280 TraceCheckUtils]: 39: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,187 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,188 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:12,189 INFO L280 TraceCheckUtils]: 42: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:12,189 INFO L263 TraceCheckUtils]: 43: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,190 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,190 INFO L280 TraceCheckUtils]: 45: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,191 INFO L280 TraceCheckUtils]: 46: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,191 INFO L263 TraceCheckUtils]: 47: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,192 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,192 INFO L280 TraceCheckUtils]: 49: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:12,193 INFO L280 TraceCheckUtils]: 50: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,193 INFO L263 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,194 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,194 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,194 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,194 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,195 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,196 INFO L280 TraceCheckUtils]: 57: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,196 INFO L263 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,196 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,197 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,197 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,198 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,198 INFO L280 TraceCheckUtils]: 63: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,199 INFO L280 TraceCheckUtils]: 64: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,200 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,201 INFO L280 TraceCheckUtils]: 66: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,201 INFO L263 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,202 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,202 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,202 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,202 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,203 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,204 INFO L280 TraceCheckUtils]: 73: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,204 INFO L280 TraceCheckUtils]: 74: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:12,205 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-17 22:21:12,206 INFO L280 TraceCheckUtils]: 76: Hoare triple {1270#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1270#false} is VALID [2020-07-17 22:21:12,206 INFO L280 TraceCheckUtils]: 77: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-17 22:21:12,206 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1270#false} {1273#(<= 7 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-17 22:21:12,206 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-17 22:21:12,206 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 13 == ~result~0; {1270#false} is VALID [2020-07-17 22:21:12,207 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-17 22:21:12,214 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-07-17 22:21:12,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828212915] [2020-07-17 22:21:12,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006642012] [2020-07-17 22:21:12,215 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:12,261 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2020-07-17 22:21:12,261 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:21:12,262 INFO L264 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 22:21:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:12,282 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:12,447 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-17 22:21:12,447 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,447 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-17 22:21:12,447 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-17 22:21:12,448 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 7; {1273#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:12,448 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-17 22:21:12,450 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,450 INFO L280 TraceCheckUtils]: 7: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,451 INFO L280 TraceCheckUtils]: 8: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,451 INFO L263 TraceCheckUtils]: 9: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,451 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,451 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,452 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:12,452 INFO L263 TraceCheckUtils]: 13: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,452 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,452 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,452 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:12,453 INFO L263 TraceCheckUtils]: 17: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,453 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,453 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,458 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,459 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,459 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-17 22:21:12,459 INFO L280 TraceCheckUtils]: 23: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-17 22:21:12,459 INFO L263 TraceCheckUtils]: 24: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,460 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,460 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,460 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,460 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-17 22:21:12,460 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1269#true} is VALID [2020-07-17 22:21:12,461 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,461 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-17 22:21:12,461 INFO L280 TraceCheckUtils]: 32: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-17 22:21:12,461 INFO L263 TraceCheckUtils]: 33: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,461 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,461 INFO L280 TraceCheckUtils]: 35: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,462 INFO L280 TraceCheckUtils]: 36: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,462 INFO L280 TraceCheckUtils]: 37: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,462 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-17 22:21:12,462 INFO L280 TraceCheckUtils]: 39: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1269#true} is VALID [2020-07-17 22:21:12,462 INFO L280 TraceCheckUtils]: 40: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,479 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1269#true} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,490 INFO L280 TraceCheckUtils]: 42: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,491 INFO L263 TraceCheckUtils]: 43: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,497 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,499 INFO L280 TraceCheckUtils]: 45: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,500 INFO L280 TraceCheckUtils]: 46: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,500 INFO L263 TraceCheckUtils]: 47: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,501 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,501 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,501 INFO L280 TraceCheckUtils]: 50: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:12,501 INFO L263 TraceCheckUtils]: 51: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:12,501 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,502 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:12,502 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:12,502 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,502 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-17 22:21:12,502 INFO L280 TraceCheckUtils]: 57: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-17 22:21:12,502 INFO L263 TraceCheckUtils]: 58: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,503 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:12,503 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:12,503 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,503 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-17 22:21:12,503 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1269#true} is VALID [2020-07-17 22:21:12,504 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:12,505 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1269#true} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,505 INFO L280 TraceCheckUtils]: 66: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,505 INFO L263 TraceCheckUtils]: 67: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:12,506 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,506 INFO L280 TraceCheckUtils]: 69: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:12,507 INFO L280 TraceCheckUtils]: 70: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:12,507 INFO L280 TraceCheckUtils]: 71: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:12,509 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1504#(<= |fibo_#in~n| fibo_~n)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,510 INFO L280 TraceCheckUtils]: 73: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,510 INFO L280 TraceCheckUtils]: 74: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:12,512 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1504#(<= |fibo_#in~n| fibo_~n)} #41#return; {1712#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:12,513 INFO L280 TraceCheckUtils]: 76: Hoare triple {1712#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1712#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:12,513 INFO L280 TraceCheckUtils]: 77: Hoare triple {1712#(<= |fibo_#in~n| 5)} assume true; {1712#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:12,514 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1712#(<= |fibo_#in~n| 5)} {1273#(<= 7 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-17 22:21:12,514 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-17 22:21:12,514 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 13 == ~result~0; {1270#false} is VALID [2020-07-17 22:21:12,515 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-17 22:21:12,529 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 89 proven. 32 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2020-07-17 22:21:12,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:12,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 13 [2020-07-17 22:21:12,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782486698] [2020-07-17 22:21:12,531 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-17 22:21:12,547 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:12,547 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-17 22:21:12,656 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:12,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-17 22:21:12,657 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:12,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-17 22:21:12,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-07-17 22:21:12,658 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 13 states. [2020-07-17 22:21:13,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:13,754 INFO L93 Difference]: Finished difference Result 98 states and 155 transitions. [2020-07-17 22:21:13,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-17 22:21:13,754 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-17 22:21:13,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:13,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-17 22:21:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 116 transitions. [2020-07-17 22:21:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-17 22:21:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 116 transitions. [2020-07-17 22:21:13,773 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states and 116 transitions. [2020-07-17 22:21:13,923 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:13,930 INFO L225 Difference]: With dead ends: 98 [2020-07-17 22:21:13,930 INFO L226 Difference]: Without dead ends: 66 [2020-07-17 22:21:13,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=177, Invalid=473, Unknown=0, NotChecked=0, Total=650 [2020-07-17 22:21:13,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-07-17 22:21:13,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 63. [2020-07-17 22:21:13,970 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:13,970 INFO L82 GeneralOperation]: Start isEquivalent. First operand 66 states. Second operand 63 states. [2020-07-17 22:21:13,970 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand 63 states. [2020-07-17 22:21:13,971 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 63 states. [2020-07-17 22:21:13,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:13,975 INFO L93 Difference]: Finished difference Result 66 states and 91 transitions. [2020-07-17 22:21:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2020-07-17 22:21:13,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:13,977 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:13,977 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 66 states. [2020-07-17 22:21:13,977 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 66 states. [2020-07-17 22:21:13,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:13,982 INFO L93 Difference]: Finished difference Result 66 states and 91 transitions. [2020-07-17 22:21:13,982 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2020-07-17 22:21:13,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:13,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:13,983 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:13,983 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-17 22:21:13,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 87 transitions. [2020-07-17 22:21:13,988 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 87 transitions. Word has length 82 [2020-07-17 22:21:13,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:13,988 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 87 transitions. [2020-07-17 22:21:13,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-17 22:21:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2020-07-17 22:21:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-07-17 22:21:13,992 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:13,992 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 25, 15, 15, 15, 15, 15, 15, 15, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:14,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:14,208 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:14,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:14,209 INFO L82 PathProgramCache]: Analyzing trace with hash 706081956, now seen corresponding path program 4 times [2020-07-17 22:21:14,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:14,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492592344] [2020-07-17 22:21:14,210 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,319 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,320 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2099#true} {2099#true} #33#return; {2099#true} is VALID [2020-07-17 22:21:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,650 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,651 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,652 INFO L280 TraceCheckUtils]: 3: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,653 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,658 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,659 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,660 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,660 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,661 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,661 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,662 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,662 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,663 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,663 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,664 INFO L280 TraceCheckUtils]: 7: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,665 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,666 INFO L280 TraceCheckUtils]: 9: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,666 INFO L263 TraceCheckUtils]: 10: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,666 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,667 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,667 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,668 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,668 INFO L280 TraceCheckUtils]: 15: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,669 INFO L280 TraceCheckUtils]: 16: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,670 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,676 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,676 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,677 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,677 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,678 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,678 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,679 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,680 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,680 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,680 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,681 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,681 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,682 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,682 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,683 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,683 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,684 INFO L280 TraceCheckUtils]: 11: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,685 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,686 INFO L280 TraceCheckUtils]: 13: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,686 INFO L263 TraceCheckUtils]: 14: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,686 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,687 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,687 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,688 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,688 INFO L280 TraceCheckUtils]: 19: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,689 INFO L280 TraceCheckUtils]: 20: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,690 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,691 INFO L280 TraceCheckUtils]: 22: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,691 INFO L263 TraceCheckUtils]: 23: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,691 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,692 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,692 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,692 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,693 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,694 INFO L280 TraceCheckUtils]: 29: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,694 INFO L280 TraceCheckUtils]: 30: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,696 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,709 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,709 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,709 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,709 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,710 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,714 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,714 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,714 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,715 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,715 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,715 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,715 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,716 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,716 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,716 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,716 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,717 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,717 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,717 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,717 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,718 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,718 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,718 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,718 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,718 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,719 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,720 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,721 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,721 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,722 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,722 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,722 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,723 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,724 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,724 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,724 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,725 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,726 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,726 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,726 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,727 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,728 INFO L280 TraceCheckUtils]: 14: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,728 INFO L280 TraceCheckUtils]: 15: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,729 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,752 INFO L280 TraceCheckUtils]: 17: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,753 INFO L263 TraceCheckUtils]: 18: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,753 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,753 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,753 INFO L280 TraceCheckUtils]: 21: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,754 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,754 INFO L280 TraceCheckUtils]: 23: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,755 INFO L280 TraceCheckUtils]: 24: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,756 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,756 INFO L280 TraceCheckUtils]: 26: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,757 INFO L263 TraceCheckUtils]: 27: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,757 INFO L280 TraceCheckUtils]: 28: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,757 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,757 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,757 INFO L280 TraceCheckUtils]: 31: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,758 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,759 INFO L280 TraceCheckUtils]: 33: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,759 INFO L280 TraceCheckUtils]: 34: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,760 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,761 INFO L280 TraceCheckUtils]: 36: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,761 INFO L263 TraceCheckUtils]: 37: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,761 INFO L280 TraceCheckUtils]: 38: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,762 INFO L280 TraceCheckUtils]: 39: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,762 INFO L280 TraceCheckUtils]: 40: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,762 INFO L263 TraceCheckUtils]: 41: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,762 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,762 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,763 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,763 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,763 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,763 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,763 INFO L263 TraceCheckUtils]: 48: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,764 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,764 INFO L280 TraceCheckUtils]: 50: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,764 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,764 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,765 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,765 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,766 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,766 INFO L280 TraceCheckUtils]: 56: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,767 INFO L280 TraceCheckUtils]: 57: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,768 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,798 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,798 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,798 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,802 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,802 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,803 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,803 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,803 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,803 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,803 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,804 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,804 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,804 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,804 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,805 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,805 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,805 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,805 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,805 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,806 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,806 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,806 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,806 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,807 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,807 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,811 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,811 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,812 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,812 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,812 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,812 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,812 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,813 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,813 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,813 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,813 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,814 INFO L263 TraceCheckUtils]: 7: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,814 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,814 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,814 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,814 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,815 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,815 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,815 INFO L263 TraceCheckUtils]: 14: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,815 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,816 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,816 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,816 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,816 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,816 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,817 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,817 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,818 INFO L263 TraceCheckUtils]: 23: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,818 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,818 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,818 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,819 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,819 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,819 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,820 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,821 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:14,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,823 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,824 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,824 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,824 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,825 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,826 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,826 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,827 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,827 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,828 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,828 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,829 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,830 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,830 INFO L280 TraceCheckUtils]: 14: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,831 INFO L263 TraceCheckUtils]: 15: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,831 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,832 INFO L280 TraceCheckUtils]: 17: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:14,832 INFO L280 TraceCheckUtils]: 18: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,833 INFO L280 TraceCheckUtils]: 19: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:14,835 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,835 INFO L280 TraceCheckUtils]: 21: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,836 INFO L263 TraceCheckUtils]: 22: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,836 INFO L280 TraceCheckUtils]: 23: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,836 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,837 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,838 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,838 INFO L280 TraceCheckUtils]: 27: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,839 INFO L280 TraceCheckUtils]: 28: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:14,840 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,841 INFO L280 TraceCheckUtils]: 30: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,841 INFO L263 TraceCheckUtils]: 31: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,841 INFO L280 TraceCheckUtils]: 32: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,841 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,842 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,842 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,843 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,843 INFO L280 TraceCheckUtils]: 37: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,844 INFO L280 TraceCheckUtils]: 38: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:14,845 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,846 INFO L280 TraceCheckUtils]: 40: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,846 INFO L263 TraceCheckUtils]: 41: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,847 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,847 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,847 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,847 INFO L263 TraceCheckUtils]: 45: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,848 INFO L280 TraceCheckUtils]: 46: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,848 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,848 INFO L280 TraceCheckUtils]: 48: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,849 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,849 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,849 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,849 INFO L263 TraceCheckUtils]: 52: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,849 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,850 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,850 INFO L280 TraceCheckUtils]: 55: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,850 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,850 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,850 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,851 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,852 INFO L280 TraceCheckUtils]: 60: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,853 INFO L280 TraceCheckUtils]: 61: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:14,854 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:14,855 INFO L280 TraceCheckUtils]: 63: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:14,855 INFO L263 TraceCheckUtils]: 64: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,856 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,856 INFO L280 TraceCheckUtils]: 66: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,856 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,857 INFO L263 TraceCheckUtils]: 68: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,857 INFO L280 TraceCheckUtils]: 69: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,857 INFO L280 TraceCheckUtils]: 70: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,857 INFO L280 TraceCheckUtils]: 71: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:14,857 INFO L263 TraceCheckUtils]: 72: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:14,858 INFO L280 TraceCheckUtils]: 73: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,858 INFO L280 TraceCheckUtils]: 74: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,858 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,858 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,858 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,859 INFO L280 TraceCheckUtils]: 78: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,859 INFO L263 TraceCheckUtils]: 79: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,859 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,859 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:14,859 INFO L280 TraceCheckUtils]: 82: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,860 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,860 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,860 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,860 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:14,861 INFO L280 TraceCheckUtils]: 87: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:14,861 INFO L263 TraceCheckUtils]: 88: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:14,861 INFO L280 TraceCheckUtils]: 89: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:14,862 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:14,862 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:14,862 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,862 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:14,863 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:14,863 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:14,864 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:14,865 INFO L280 TraceCheckUtils]: 97: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:14,865 INFO L280 TraceCheckUtils]: 98: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:14,866 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2099#true} #39#return; {2413#(<= fibo_~n 6)} is VALID [2020-07-17 22:21:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,052 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,053 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,053 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,053 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,054 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,059 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,060 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,060 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,061 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,062 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,063 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:15,064 INFO L280 TraceCheckUtils]: 2: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,064 INFO L263 TraceCheckUtils]: 3: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,065 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,065 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,065 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,065 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,066 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,067 INFO L280 TraceCheckUtils]: 9: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,068 INFO L263 TraceCheckUtils]: 10: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,068 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,068 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,069 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,070 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,071 INFO L280 TraceCheckUtils]: 15: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,071 INFO L280 TraceCheckUtils]: 16: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,073 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,079 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,079 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,079 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,080 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,081 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,081 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,082 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,082 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,083 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,083 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,084 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:15,086 INFO L280 TraceCheckUtils]: 6: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,086 INFO L263 TraceCheckUtils]: 7: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,086 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,087 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,087 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,087 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,088 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,089 INFO L280 TraceCheckUtils]: 13: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,089 INFO L263 TraceCheckUtils]: 14: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,089 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,090 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,090 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,091 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,092 INFO L280 TraceCheckUtils]: 19: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,092 INFO L280 TraceCheckUtils]: 20: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,094 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,095 INFO L280 TraceCheckUtils]: 22: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,095 INFO L263 TraceCheckUtils]: 23: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,095 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,096 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,096 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,096 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,097 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,098 INFO L280 TraceCheckUtils]: 29: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,098 INFO L280 TraceCheckUtils]: 30: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,100 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,112 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,112 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,112 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,113 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,113 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,117 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,117 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,117 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,118 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,118 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,118 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,118 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,119 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,119 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,119 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,119 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,120 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,120 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,120 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,120 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,121 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,121 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,121 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,121 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,121 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,122 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,123 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,124 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,124 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,125 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,125 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,126 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,126 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,127 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,127 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,128 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,128 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:15,129 INFO L280 TraceCheckUtils]: 10: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,130 INFO L263 TraceCheckUtils]: 11: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,130 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,130 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,130 INFO L280 TraceCheckUtils]: 14: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,130 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,131 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,132 INFO L280 TraceCheckUtils]: 17: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,132 INFO L263 TraceCheckUtils]: 18: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,132 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,133 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,133 INFO L280 TraceCheckUtils]: 21: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,134 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,134 INFO L280 TraceCheckUtils]: 23: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,135 INFO L280 TraceCheckUtils]: 24: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,136 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,137 INFO L280 TraceCheckUtils]: 26: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,137 INFO L263 TraceCheckUtils]: 27: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,138 INFO L280 TraceCheckUtils]: 28: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,138 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,138 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,138 INFO L280 TraceCheckUtils]: 31: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,139 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,140 INFO L280 TraceCheckUtils]: 33: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,141 INFO L280 TraceCheckUtils]: 34: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,142 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,143 INFO L280 TraceCheckUtils]: 36: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,143 INFO L263 TraceCheckUtils]: 37: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,143 INFO L280 TraceCheckUtils]: 38: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,143 INFO L280 TraceCheckUtils]: 39: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,144 INFO L280 TraceCheckUtils]: 40: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,144 INFO L263 TraceCheckUtils]: 41: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,144 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,144 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,144 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,145 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,145 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,145 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,145 INFO L263 TraceCheckUtils]: 48: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,145 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,146 INFO L280 TraceCheckUtils]: 50: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,146 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,146 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,146 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,146 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,148 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,148 INFO L280 TraceCheckUtils]: 56: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,149 INFO L280 TraceCheckUtils]: 57: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,150 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,173 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,174 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,174 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,174 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,174 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,178 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,178 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,179 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,179 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,179 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,179 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,180 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,180 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,180 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,180 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,180 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,181 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,181 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,181 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,181 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,182 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,182 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,182 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,182 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,183 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,183 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,183 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,187 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,188 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,188 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,188 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,188 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,189 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,189 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,189 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,189 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,190 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,190 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,190 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,190 INFO L263 TraceCheckUtils]: 7: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,191 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,191 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,191 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,191 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,191 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,192 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,192 INFO L263 TraceCheckUtils]: 14: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,192 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,192 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,193 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,193 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,193 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,193 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,194 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,194 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,194 INFO L263 TraceCheckUtils]: 23: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,194 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,194 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,195 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,195 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,195 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,195 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,196 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,197 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,198 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,199 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,199 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,199 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,200 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,201 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,201 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,201 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,202 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,203 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,203 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,203 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,204 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,205 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:15,206 INFO L280 TraceCheckUtils]: 14: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,206 INFO L263 TraceCheckUtils]: 15: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,206 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,206 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,207 INFO L280 TraceCheckUtils]: 18: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,207 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,208 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,208 INFO L280 TraceCheckUtils]: 21: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,209 INFO L263 TraceCheckUtils]: 22: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,209 INFO L280 TraceCheckUtils]: 23: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,209 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,209 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,210 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,211 INFO L280 TraceCheckUtils]: 27: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,212 INFO L280 TraceCheckUtils]: 28: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,213 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,214 INFO L280 TraceCheckUtils]: 30: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,214 INFO L263 TraceCheckUtils]: 31: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,214 INFO L280 TraceCheckUtils]: 32: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,214 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,215 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,215 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,216 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,216 INFO L280 TraceCheckUtils]: 37: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,217 INFO L280 TraceCheckUtils]: 38: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,218 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,219 INFO L280 TraceCheckUtils]: 40: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,219 INFO L263 TraceCheckUtils]: 41: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,219 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,220 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,220 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,220 INFO L263 TraceCheckUtils]: 45: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,220 INFO L280 TraceCheckUtils]: 46: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,221 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,221 INFO L280 TraceCheckUtils]: 48: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,221 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,221 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,221 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,222 INFO L263 TraceCheckUtils]: 52: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,222 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,222 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,222 INFO L280 TraceCheckUtils]: 55: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,222 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,223 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,223 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,224 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,225 INFO L280 TraceCheckUtils]: 60: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,226 INFO L280 TraceCheckUtils]: 61: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,227 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,228 INFO L280 TraceCheckUtils]: 63: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,228 INFO L263 TraceCheckUtils]: 64: Hoare triple {2793#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,229 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,229 INFO L280 TraceCheckUtils]: 66: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,229 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,229 INFO L263 TraceCheckUtils]: 68: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,230 INFO L280 TraceCheckUtils]: 69: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,230 INFO L280 TraceCheckUtils]: 70: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,230 INFO L280 TraceCheckUtils]: 71: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,230 INFO L263 TraceCheckUtils]: 72: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,231 INFO L280 TraceCheckUtils]: 73: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,231 INFO L280 TraceCheckUtils]: 74: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,231 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,231 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,231 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,232 INFO L280 TraceCheckUtils]: 78: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,232 INFO L263 TraceCheckUtils]: 79: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,232 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,232 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,232 INFO L280 TraceCheckUtils]: 82: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,233 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,233 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,233 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,233 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,233 INFO L280 TraceCheckUtils]: 87: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,234 INFO L263 TraceCheckUtils]: 88: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,234 INFO L280 TraceCheckUtils]: 89: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,234 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,234 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,234 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,235 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,235 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,235 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,236 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,237 INFO L280 TraceCheckUtils]: 97: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,237 INFO L280 TraceCheckUtils]: 98: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume true; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,239 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {2793#(<= 5 |fibo_#in~n|)} {2413#(<= fibo_~n 6)} #41#return; {2100#false} is VALID [2020-07-17 22:21:15,247 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,248 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,248 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,248 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,249 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,250 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,250 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,251 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,251 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,252 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,252 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,252 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,253 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,254 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,254 INFO L280 TraceCheckUtils]: 14: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,254 INFO L263 TraceCheckUtils]: 15: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,255 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,255 INFO L280 TraceCheckUtils]: 17: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,256 INFO L280 TraceCheckUtils]: 18: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,256 INFO L263 TraceCheckUtils]: 19: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,257 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,261 INFO L280 TraceCheckUtils]: 21: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,262 INFO L280 TraceCheckUtils]: 22: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:15,262 INFO L280 TraceCheckUtils]: 23: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:15,264 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,265 INFO L280 TraceCheckUtils]: 25: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,265 INFO L263 TraceCheckUtils]: 26: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,265 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,265 INFO L280 TraceCheckUtils]: 28: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,266 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,267 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,267 INFO L280 TraceCheckUtils]: 31: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,268 INFO L280 TraceCheckUtils]: 32: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,270 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,271 INFO L280 TraceCheckUtils]: 34: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,271 INFO L263 TraceCheckUtils]: 35: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,271 INFO L280 TraceCheckUtils]: 36: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,271 INFO L280 TraceCheckUtils]: 37: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,272 INFO L280 TraceCheckUtils]: 38: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,272 INFO L280 TraceCheckUtils]: 39: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,273 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,274 INFO L280 TraceCheckUtils]: 41: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,275 INFO L280 TraceCheckUtils]: 42: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,276 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,277 INFO L280 TraceCheckUtils]: 44: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,277 INFO L263 TraceCheckUtils]: 45: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,277 INFO L280 TraceCheckUtils]: 46: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,278 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,278 INFO L280 TraceCheckUtils]: 48: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,278 INFO L263 TraceCheckUtils]: 49: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,278 INFO L280 TraceCheckUtils]: 50: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,278 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,279 INFO L280 TraceCheckUtils]: 52: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,279 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,279 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,279 INFO L280 TraceCheckUtils]: 55: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,279 INFO L263 TraceCheckUtils]: 56: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,280 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,280 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,280 INFO L280 TraceCheckUtils]: 59: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,280 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,281 INFO L280 TraceCheckUtils]: 61: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,281 INFO L280 TraceCheckUtils]: 62: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,282 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,283 INFO L280 TraceCheckUtils]: 64: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,284 INFO L280 TraceCheckUtils]: 65: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,285 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,286 INFO L280 TraceCheckUtils]: 67: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,286 INFO L263 TraceCheckUtils]: 68: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,287 INFO L280 TraceCheckUtils]: 69: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,287 INFO L280 TraceCheckUtils]: 70: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,287 INFO L280 TraceCheckUtils]: 71: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,287 INFO L263 TraceCheckUtils]: 72: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,287 INFO L280 TraceCheckUtils]: 73: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,288 INFO L280 TraceCheckUtils]: 74: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,288 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,288 INFO L263 TraceCheckUtils]: 76: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,288 INFO L280 TraceCheckUtils]: 77: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,289 INFO L280 TraceCheckUtils]: 78: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,289 INFO L280 TraceCheckUtils]: 79: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,289 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,289 INFO L275 TraceCheckUtils]: 81: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,290 INFO L280 TraceCheckUtils]: 82: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,290 INFO L263 TraceCheckUtils]: 83: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,290 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,290 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,290 INFO L280 TraceCheckUtils]: 86: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,291 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,291 INFO L280 TraceCheckUtils]: 88: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,291 INFO L280 TraceCheckUtils]: 89: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,291 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,291 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,292 INFO L263 TraceCheckUtils]: 92: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,292 INFO L280 TraceCheckUtils]: 93: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,292 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,292 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,292 INFO L280 TraceCheckUtils]: 96: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,292 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,293 INFO L280 TraceCheckUtils]: 98: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,293 INFO L280 TraceCheckUtils]: 99: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,294 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,294 INFO L280 TraceCheckUtils]: 101: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,295 INFO L280 TraceCheckUtils]: 102: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,296 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2099#true} #39#return; {2413#(<= fibo_~n 6)} is VALID [2020-07-17 22:21:15,297 INFO L280 TraceCheckUtils]: 104: Hoare triple {2413#(<= fibo_~n 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2413#(<= fibo_~n 6)} is VALID [2020-07-17 22:21:15,297 INFO L263 TraceCheckUtils]: 105: Hoare triple {2413#(<= fibo_~n 6)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,298 INFO L280 TraceCheckUtils]: 106: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,298 INFO L280 TraceCheckUtils]: 107: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,299 INFO L280 TraceCheckUtils]: 108: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,299 INFO L263 TraceCheckUtils]: 109: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,300 INFO L280 TraceCheckUtils]: 110: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,301 INFO L280 TraceCheckUtils]: 111: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,301 INFO L280 TraceCheckUtils]: 112: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,302 INFO L263 TraceCheckUtils]: 113: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,302 INFO L280 TraceCheckUtils]: 114: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,303 INFO L280 TraceCheckUtils]: 115: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,304 INFO L280 TraceCheckUtils]: 116: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,304 INFO L263 TraceCheckUtils]: 117: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,305 INFO L280 TraceCheckUtils]: 118: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,306 INFO L280 TraceCheckUtils]: 119: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:15,307 INFO L280 TraceCheckUtils]: 120: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,307 INFO L263 TraceCheckUtils]: 121: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,307 INFO L280 TraceCheckUtils]: 122: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,307 INFO L280 TraceCheckUtils]: 123: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,308 INFO L280 TraceCheckUtils]: 124: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,308 INFO L280 TraceCheckUtils]: 125: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,309 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,310 INFO L280 TraceCheckUtils]: 127: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,310 INFO L263 TraceCheckUtils]: 128: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,310 INFO L280 TraceCheckUtils]: 129: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,310 INFO L280 TraceCheckUtils]: 130: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,311 INFO L280 TraceCheckUtils]: 131: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,312 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,312 INFO L280 TraceCheckUtils]: 133: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,313 INFO L280 TraceCheckUtils]: 134: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,315 INFO L275 TraceCheckUtils]: 135: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,316 INFO L280 TraceCheckUtils]: 136: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,316 INFO L263 TraceCheckUtils]: 137: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,316 INFO L280 TraceCheckUtils]: 138: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,317 INFO L280 TraceCheckUtils]: 139: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,317 INFO L280 TraceCheckUtils]: 140: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,317 INFO L280 TraceCheckUtils]: 141: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,318 INFO L275 TraceCheckUtils]: 142: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,319 INFO L280 TraceCheckUtils]: 143: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,320 INFO L280 TraceCheckUtils]: 144: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,322 INFO L275 TraceCheckUtils]: 145: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,323 INFO L280 TraceCheckUtils]: 146: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,324 INFO L263 TraceCheckUtils]: 147: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,324 INFO L280 TraceCheckUtils]: 148: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,324 INFO L280 TraceCheckUtils]: 149: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,324 INFO L280 TraceCheckUtils]: 150: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,325 INFO L263 TraceCheckUtils]: 151: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,325 INFO L280 TraceCheckUtils]: 152: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,325 INFO L280 TraceCheckUtils]: 153: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,326 INFO L280 TraceCheckUtils]: 154: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,326 INFO L280 TraceCheckUtils]: 155: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,327 INFO L275 TraceCheckUtils]: 156: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,327 INFO L280 TraceCheckUtils]: 157: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,327 INFO L263 TraceCheckUtils]: 158: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,328 INFO L280 TraceCheckUtils]: 159: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,328 INFO L280 TraceCheckUtils]: 160: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,328 INFO L280 TraceCheckUtils]: 161: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,329 INFO L275 TraceCheckUtils]: 162: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,329 INFO L280 TraceCheckUtils]: 163: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,329 INFO L280 TraceCheckUtils]: 164: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,331 INFO L275 TraceCheckUtils]: 165: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,332 INFO L280 TraceCheckUtils]: 166: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,332 INFO L280 TraceCheckUtils]: 167: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,334 INFO L275 TraceCheckUtils]: 168: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,335 INFO L280 TraceCheckUtils]: 169: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,335 INFO L263 TraceCheckUtils]: 170: Hoare triple {2793#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,336 INFO L280 TraceCheckUtils]: 171: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,336 INFO L280 TraceCheckUtils]: 172: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,336 INFO L280 TraceCheckUtils]: 173: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,336 INFO L263 TraceCheckUtils]: 174: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,337 INFO L280 TraceCheckUtils]: 175: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,337 INFO L280 TraceCheckUtils]: 176: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,337 INFO L280 TraceCheckUtils]: 177: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,337 INFO L263 TraceCheckUtils]: 178: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,338 INFO L280 TraceCheckUtils]: 179: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,338 INFO L280 TraceCheckUtils]: 180: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,338 INFO L280 TraceCheckUtils]: 181: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,339 INFO L280 TraceCheckUtils]: 182: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,339 INFO L275 TraceCheckUtils]: 183: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,339 INFO L280 TraceCheckUtils]: 184: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,340 INFO L263 TraceCheckUtils]: 185: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,340 INFO L280 TraceCheckUtils]: 186: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,340 INFO L280 TraceCheckUtils]: 187: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,340 INFO L280 TraceCheckUtils]: 188: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,341 INFO L275 TraceCheckUtils]: 189: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,341 INFO L280 TraceCheckUtils]: 190: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,341 INFO L280 TraceCheckUtils]: 191: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,341 INFO L275 TraceCheckUtils]: 192: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,342 INFO L280 TraceCheckUtils]: 193: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,342 INFO L263 TraceCheckUtils]: 194: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,342 INFO L280 TraceCheckUtils]: 195: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,342 INFO L280 TraceCheckUtils]: 196: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,343 INFO L280 TraceCheckUtils]: 197: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,343 INFO L280 TraceCheckUtils]: 198: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,343 INFO L275 TraceCheckUtils]: 199: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,343 INFO L280 TraceCheckUtils]: 200: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,344 INFO L280 TraceCheckUtils]: 201: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,345 INFO L275 TraceCheckUtils]: 202: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,346 INFO L280 TraceCheckUtils]: 203: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,347 INFO L280 TraceCheckUtils]: 204: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume true; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,349 INFO L275 TraceCheckUtils]: 205: Hoare quadruple {2793#(<= 5 |fibo_#in~n|)} {2413#(<= fibo_~n 6)} #41#return; {2100#false} is VALID [2020-07-17 22:21:15,349 INFO L280 TraceCheckUtils]: 206: Hoare triple {2100#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2100#false} is VALID [2020-07-17 22:21:15,350 INFO L280 TraceCheckUtils]: 207: Hoare triple {2100#false} assume true; {2100#false} is VALID [2020-07-17 22:21:15,350 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {2100#false} {2103#(<= 7 main_~x~0)} #37#return; {2100#false} is VALID [2020-07-17 22:21:15,419 INFO L263 TraceCheckUtils]: 0: Hoare triple {2099#true} call ULTIMATE.init(); {2099#true} is VALID [2020-07-17 22:21:15,420 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,420 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2099#true} {2099#true} #33#return; {2099#true} is VALID [2020-07-17 22:21:15,421 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret3 := main(); {2099#true} is VALID [2020-07-17 22:21:15,422 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~x~0 := 7; {2103#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:15,422 INFO L263 TraceCheckUtils]: 5: Hoare triple {2103#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {2099#true} is VALID [2020-07-17 22:21:15,423 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,423 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,423 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,423 INFO L263 TraceCheckUtils]: 9: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,424 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,425 INFO L280 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,425 INFO L280 TraceCheckUtils]: 12: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,426 INFO L263 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,426 INFO L280 TraceCheckUtils]: 14: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,427 INFO L280 TraceCheckUtils]: 15: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,428 INFO L280 TraceCheckUtils]: 16: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,428 INFO L263 TraceCheckUtils]: 17: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,428 INFO L280 TraceCheckUtils]: 18: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,429 INFO L280 TraceCheckUtils]: 19: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,430 INFO L280 TraceCheckUtils]: 20: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,430 INFO L263 TraceCheckUtils]: 21: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,430 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,431 INFO L280 TraceCheckUtils]: 23: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,432 INFO L280 TraceCheckUtils]: 24: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,432 INFO L263 TraceCheckUtils]: 25: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,432 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,433 INFO L280 TraceCheckUtils]: 27: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,434 INFO L280 TraceCheckUtils]: 28: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:15,434 INFO L280 TraceCheckUtils]: 29: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:15,436 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,437 INFO L280 TraceCheckUtils]: 31: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,437 INFO L263 TraceCheckUtils]: 32: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,437 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,438 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,438 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,439 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,440 INFO L280 TraceCheckUtils]: 37: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,441 INFO L280 TraceCheckUtils]: 38: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:15,442 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,443 INFO L280 TraceCheckUtils]: 40: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,443 INFO L263 TraceCheckUtils]: 41: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,444 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,444 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,444 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,445 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,446 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,447 INFO L280 TraceCheckUtils]: 47: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,448 INFO L280 TraceCheckUtils]: 48: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:15,449 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,450 INFO L280 TraceCheckUtils]: 50: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,451 INFO L263 TraceCheckUtils]: 51: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,451 INFO L280 TraceCheckUtils]: 52: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,451 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,452 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,452 INFO L263 TraceCheckUtils]: 55: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,452 INFO L280 TraceCheckUtils]: 56: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,452 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,452 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,453 INFO L280 TraceCheckUtils]: 59: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,453 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,453 INFO L280 TraceCheckUtils]: 61: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,453 INFO L263 TraceCheckUtils]: 62: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,454 INFO L280 TraceCheckUtils]: 63: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,454 INFO L280 TraceCheckUtils]: 64: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,454 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,454 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,454 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,455 INFO L280 TraceCheckUtils]: 68: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,456 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,457 INFO L280 TraceCheckUtils]: 70: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,457 INFO L280 TraceCheckUtils]: 71: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:15,459 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,459 INFO L280 TraceCheckUtils]: 73: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,460 INFO L263 TraceCheckUtils]: 74: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,460 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,460 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,460 INFO L280 TraceCheckUtils]: 77: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,460 INFO L263 TraceCheckUtils]: 78: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,461 INFO L280 TraceCheckUtils]: 79: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,461 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,461 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,461 INFO L263 TraceCheckUtils]: 82: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,461 INFO L280 TraceCheckUtils]: 83: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,462 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,462 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,462 INFO L280 TraceCheckUtils]: 86: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,462 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,462 INFO L280 TraceCheckUtils]: 88: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,463 INFO L263 TraceCheckUtils]: 89: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,463 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,463 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,463 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,463 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,464 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,464 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,464 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,464 INFO L280 TraceCheckUtils]: 97: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,465 INFO L263 TraceCheckUtils]: 98: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,465 INFO L280 TraceCheckUtils]: 99: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,465 INFO L280 TraceCheckUtils]: 100: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,466 INFO L280 TraceCheckUtils]: 101: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,466 INFO L280 TraceCheckUtils]: 102: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,466 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,466 INFO L280 TraceCheckUtils]: 104: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,467 INFO L280 TraceCheckUtils]: 105: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,468 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,469 INFO L280 TraceCheckUtils]: 107: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,470 INFO L280 TraceCheckUtils]: 108: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:15,471 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2099#true} #39#return; {2413#(<= fibo_~n 6)} is VALID [2020-07-17 22:21:15,472 INFO L280 TraceCheckUtils]: 110: Hoare triple {2413#(<= fibo_~n 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2413#(<= fibo_~n 6)} is VALID [2020-07-17 22:21:15,473 INFO L263 TraceCheckUtils]: 111: Hoare triple {2413#(<= fibo_~n 6)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,473 INFO L280 TraceCheckUtils]: 112: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,474 INFO L280 TraceCheckUtils]: 113: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,475 INFO L280 TraceCheckUtils]: 114: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,475 INFO L263 TraceCheckUtils]: 115: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,476 INFO L280 TraceCheckUtils]: 116: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,477 INFO L280 TraceCheckUtils]: 117: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,478 INFO L280 TraceCheckUtils]: 118: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,478 INFO L263 TraceCheckUtils]: 119: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,479 INFO L280 TraceCheckUtils]: 120: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,479 INFO L280 TraceCheckUtils]: 121: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,480 INFO L280 TraceCheckUtils]: 122: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,480 INFO L263 TraceCheckUtils]: 123: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,481 INFO L280 TraceCheckUtils]: 124: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,482 INFO L280 TraceCheckUtils]: 125: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:15,483 INFO L280 TraceCheckUtils]: 126: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,483 INFO L263 TraceCheckUtils]: 127: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,483 INFO L280 TraceCheckUtils]: 128: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,483 INFO L280 TraceCheckUtils]: 129: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,484 INFO L280 TraceCheckUtils]: 130: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,484 INFO L280 TraceCheckUtils]: 131: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,485 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,486 INFO L280 TraceCheckUtils]: 133: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,486 INFO L263 TraceCheckUtils]: 134: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,486 INFO L280 TraceCheckUtils]: 135: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,486 INFO L280 TraceCheckUtils]: 136: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,486 INFO L280 TraceCheckUtils]: 137: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,487 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,488 INFO L280 TraceCheckUtils]: 139: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,489 INFO L280 TraceCheckUtils]: 140: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,490 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,491 INFO L280 TraceCheckUtils]: 142: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,491 INFO L263 TraceCheckUtils]: 143: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,491 INFO L280 TraceCheckUtils]: 144: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,491 INFO L280 TraceCheckUtils]: 145: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,492 INFO L280 TraceCheckUtils]: 146: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,492 INFO L280 TraceCheckUtils]: 147: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,494 INFO L275 TraceCheckUtils]: 148: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,494 INFO L280 TraceCheckUtils]: 149: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,495 INFO L280 TraceCheckUtils]: 150: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,497 INFO L275 TraceCheckUtils]: 151: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,498 INFO L280 TraceCheckUtils]: 152: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,498 INFO L263 TraceCheckUtils]: 153: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,498 INFO L280 TraceCheckUtils]: 154: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,499 INFO L280 TraceCheckUtils]: 155: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,499 INFO L280 TraceCheckUtils]: 156: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,499 INFO L263 TraceCheckUtils]: 157: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,500 INFO L280 TraceCheckUtils]: 158: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,500 INFO L280 TraceCheckUtils]: 159: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,500 INFO L280 TraceCheckUtils]: 160: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,500 INFO L280 TraceCheckUtils]: 161: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,501 INFO L275 TraceCheckUtils]: 162: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,501 INFO L280 TraceCheckUtils]: 163: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,501 INFO L263 TraceCheckUtils]: 164: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,502 INFO L280 TraceCheckUtils]: 165: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,502 INFO L280 TraceCheckUtils]: 166: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,502 INFO L280 TraceCheckUtils]: 167: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,503 INFO L275 TraceCheckUtils]: 168: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,503 INFO L280 TraceCheckUtils]: 169: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,503 INFO L280 TraceCheckUtils]: 170: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,505 INFO L275 TraceCheckUtils]: 171: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,506 INFO L280 TraceCheckUtils]: 172: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,506 INFO L280 TraceCheckUtils]: 173: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,508 INFO L275 TraceCheckUtils]: 174: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,508 INFO L280 TraceCheckUtils]: 175: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,509 INFO L263 TraceCheckUtils]: 176: Hoare triple {2793#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,509 INFO L280 TraceCheckUtils]: 177: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,509 INFO L280 TraceCheckUtils]: 178: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,509 INFO L280 TraceCheckUtils]: 179: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,510 INFO L263 TraceCheckUtils]: 180: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,510 INFO L280 TraceCheckUtils]: 181: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,510 INFO L280 TraceCheckUtils]: 182: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,510 INFO L280 TraceCheckUtils]: 183: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:15,511 INFO L263 TraceCheckUtils]: 184: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:15,511 INFO L280 TraceCheckUtils]: 185: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,511 INFO L280 TraceCheckUtils]: 186: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,511 INFO L280 TraceCheckUtils]: 187: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,511 INFO L280 TraceCheckUtils]: 188: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,512 INFO L275 TraceCheckUtils]: 189: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,512 INFO L280 TraceCheckUtils]: 190: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,512 INFO L263 TraceCheckUtils]: 191: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,512 INFO L280 TraceCheckUtils]: 192: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,512 INFO L280 TraceCheckUtils]: 193: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:15,513 INFO L280 TraceCheckUtils]: 194: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,513 INFO L275 TraceCheckUtils]: 195: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,513 INFO L280 TraceCheckUtils]: 196: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,513 INFO L280 TraceCheckUtils]: 197: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,513 INFO L275 TraceCheckUtils]: 198: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:15,513 INFO L280 TraceCheckUtils]: 199: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:15,514 INFO L263 TraceCheckUtils]: 200: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:15,514 INFO L280 TraceCheckUtils]: 201: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:15,514 INFO L280 TraceCheckUtils]: 202: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:15,514 INFO L280 TraceCheckUtils]: 203: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:15,514 INFO L280 TraceCheckUtils]: 204: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,515 INFO L275 TraceCheckUtils]: 205: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:15,515 INFO L280 TraceCheckUtils]: 206: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:15,515 INFO L280 TraceCheckUtils]: 207: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:15,516 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,517 INFO L280 TraceCheckUtils]: 209: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,518 INFO L280 TraceCheckUtils]: 210: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume true; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:15,519 INFO L275 TraceCheckUtils]: 211: Hoare quadruple {2793#(<= 5 |fibo_#in~n|)} {2413#(<= fibo_~n 6)} #41#return; {2100#false} is VALID [2020-07-17 22:21:15,519 INFO L280 TraceCheckUtils]: 212: Hoare triple {2100#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2100#false} is VALID [2020-07-17 22:21:15,520 INFO L280 TraceCheckUtils]: 213: Hoare triple {2100#false} assume true; {2100#false} is VALID [2020-07-17 22:21:15,520 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {2100#false} {2103#(<= 7 main_~x~0)} #37#return; {2100#false} is VALID [2020-07-17 22:21:15,520 INFO L280 TraceCheckUtils]: 215: Hoare triple {2100#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2100#false} is VALID [2020-07-17 22:21:15,520 INFO L280 TraceCheckUtils]: 216: Hoare triple {2100#false} assume 13 == ~result~0; {2100#false} is VALID [2020-07-17 22:21:15,521 INFO L280 TraceCheckUtils]: 217: Hoare triple {2100#false} assume !false; {2100#false} is VALID [2020-07-17 22:21:15,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 432 proven. 761 refuted. 0 times theorem prover too weak. 1387 trivial. 0 not checked. [2020-07-17 22:21:15,566 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492592344] [2020-07-17 22:21:15,566 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550308352] [2020-07-17 22:21:15,567 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:15,653 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-17 22:21:15,654 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:21:15,656 INFO L264 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-17 22:21:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,697 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:16,009 INFO L263 TraceCheckUtils]: 0: Hoare triple {2099#true} call ULTIMATE.init(); {2099#true} is VALID [2020-07-17 22:21:16,010 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,010 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2099#true} {2099#true} #33#return; {2099#true} is VALID [2020-07-17 22:21:16,010 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret3 := main(); {2099#true} is VALID [2020-07-17 22:21:16,011 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~x~0 := 7; {2103#(<= 7 main_~x~0)} is VALID [2020-07-17 22:21:16,011 INFO L263 TraceCheckUtils]: 5: Hoare triple {2103#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {2099#true} is VALID [2020-07-17 22:21:16,012 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,012 INFO L280 TraceCheckUtils]: 7: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,013 INFO L280 TraceCheckUtils]: 8: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,013 INFO L263 TraceCheckUtils]: 9: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,014 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,015 INFO L280 TraceCheckUtils]: 11: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,015 INFO L280 TraceCheckUtils]: 12: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,016 INFO L263 TraceCheckUtils]: 13: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,016 INFO L280 TraceCheckUtils]: 14: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,017 INFO L280 TraceCheckUtils]: 15: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,018 INFO L280 TraceCheckUtils]: 16: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,018 INFO L263 TraceCheckUtils]: 17: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,019 INFO L280 TraceCheckUtils]: 18: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,019 INFO L280 TraceCheckUtils]: 19: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,020 INFO L280 TraceCheckUtils]: 20: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,020 INFO L263 TraceCheckUtils]: 21: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,021 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,022 INFO L280 TraceCheckUtils]: 23: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,023 INFO L280 TraceCheckUtils]: 24: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,023 INFO L263 TraceCheckUtils]: 25: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,024 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,024 INFO L280 TraceCheckUtils]: 27: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:16,025 INFO L280 TraceCheckUtils]: 28: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:16,026 INFO L280 TraceCheckUtils]: 29: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:16,027 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:16,027 INFO L280 TraceCheckUtils]: 31: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:16,028 INFO L263 TraceCheckUtils]: 32: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,028 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,028 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:16,028 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,029 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:16,030 INFO L280 TraceCheckUtils]: 37: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:16,031 INFO L280 TraceCheckUtils]: 38: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:16,032 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:16,033 INFO L280 TraceCheckUtils]: 40: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:16,033 INFO L263 TraceCheckUtils]: 41: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,033 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,033 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,034 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,034 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,035 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:16,035 INFO L280 TraceCheckUtils]: 47: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:16,036 INFO L280 TraceCheckUtils]: 48: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:16,037 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:16,037 INFO L280 TraceCheckUtils]: 50: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:16,038 INFO L263 TraceCheckUtils]: 51: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,038 INFO L280 TraceCheckUtils]: 52: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,038 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,038 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,038 INFO L263 TraceCheckUtils]: 55: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,039 INFO L280 TraceCheckUtils]: 56: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,039 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,039 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,039 INFO L280 TraceCheckUtils]: 59: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,039 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,039 INFO L280 TraceCheckUtils]: 61: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,040 INFO L263 TraceCheckUtils]: 62: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,040 INFO L280 TraceCheckUtils]: 63: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,040 INFO L280 TraceCheckUtils]: 64: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:16,040 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,040 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,041 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,041 INFO L280 TraceCheckUtils]: 68: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,042 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:16,042 INFO L280 TraceCheckUtils]: 70: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:16,043 INFO L280 TraceCheckUtils]: 71: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:16,044 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:16,044 INFO L280 TraceCheckUtils]: 73: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:16,045 INFO L263 TraceCheckUtils]: 74: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,045 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,045 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,045 INFO L280 TraceCheckUtils]: 77: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,046 INFO L263 TraceCheckUtils]: 78: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,046 INFO L280 TraceCheckUtils]: 79: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,046 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,046 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,046 INFO L263 TraceCheckUtils]: 82: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,046 INFO L280 TraceCheckUtils]: 83: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,047 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,047 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,047 INFO L280 TraceCheckUtils]: 86: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,047 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,048 INFO L280 TraceCheckUtils]: 88: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,048 INFO L263 TraceCheckUtils]: 89: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,048 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,048 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:16,048 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,049 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,049 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,049 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,049 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,049 INFO L280 TraceCheckUtils]: 97: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,049 INFO L263 TraceCheckUtils]: 98: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,050 INFO L280 TraceCheckUtils]: 99: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,050 INFO L280 TraceCheckUtils]: 100: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,050 INFO L280 TraceCheckUtils]: 101: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,050 INFO L280 TraceCheckUtils]: 102: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,050 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,051 INFO L280 TraceCheckUtils]: 104: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,051 INFO L280 TraceCheckUtils]: 105: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,052 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:16,052 INFO L280 TraceCheckUtils]: 107: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:16,053 INFO L280 TraceCheckUtils]: 108: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-17 22:21:16,054 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-17 22:21:16,054 INFO L280 TraceCheckUtils]: 110: Hoare triple {3284#(<= |fibo_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-17 22:21:16,055 INFO L263 TraceCheckUtils]: 111: Hoare triple {3284#(<= |fibo_#in~n| 6)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,055 INFO L280 TraceCheckUtils]: 112: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,055 INFO L280 TraceCheckUtils]: 113: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,055 INFO L280 TraceCheckUtils]: 114: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,055 INFO L263 TraceCheckUtils]: 115: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,056 INFO L280 TraceCheckUtils]: 116: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,056 INFO L280 TraceCheckUtils]: 117: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,056 INFO L280 TraceCheckUtils]: 118: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,056 INFO L263 TraceCheckUtils]: 119: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,056 INFO L280 TraceCheckUtils]: 120: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,057 INFO L280 TraceCheckUtils]: 121: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,057 INFO L280 TraceCheckUtils]: 122: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,057 INFO L263 TraceCheckUtils]: 123: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,057 INFO L280 TraceCheckUtils]: 124: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,057 INFO L280 TraceCheckUtils]: 125: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,057 INFO L280 TraceCheckUtils]: 126: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,058 INFO L263 TraceCheckUtils]: 127: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,058 INFO L280 TraceCheckUtils]: 128: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,058 INFO L280 TraceCheckUtils]: 129: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,058 INFO L280 TraceCheckUtils]: 130: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,058 INFO L280 TraceCheckUtils]: 131: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,059 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,059 INFO L280 TraceCheckUtils]: 133: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,059 INFO L263 TraceCheckUtils]: 134: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,060 INFO L280 TraceCheckUtils]: 135: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,060 INFO L280 TraceCheckUtils]: 136: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:16,060 INFO L280 TraceCheckUtils]: 137: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,061 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,061 INFO L280 TraceCheckUtils]: 139: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,061 INFO L280 TraceCheckUtils]: 140: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,061 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,061 INFO L280 TraceCheckUtils]: 142: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,062 INFO L263 TraceCheckUtils]: 143: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,062 INFO L280 TraceCheckUtils]: 144: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,062 INFO L280 TraceCheckUtils]: 145: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,062 INFO L280 TraceCheckUtils]: 146: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,062 INFO L280 TraceCheckUtils]: 147: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,063 INFO L275 TraceCheckUtils]: 148: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,063 INFO L280 TraceCheckUtils]: 149: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,063 INFO L280 TraceCheckUtils]: 150: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,063 INFO L275 TraceCheckUtils]: 151: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,063 INFO L280 TraceCheckUtils]: 152: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,063 INFO L263 TraceCheckUtils]: 153: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,064 INFO L280 TraceCheckUtils]: 154: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,064 INFO L280 TraceCheckUtils]: 155: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,064 INFO L280 TraceCheckUtils]: 156: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,064 INFO L263 TraceCheckUtils]: 157: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,064 INFO L280 TraceCheckUtils]: 158: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,065 INFO L280 TraceCheckUtils]: 159: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,065 INFO L280 TraceCheckUtils]: 160: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,065 INFO L280 TraceCheckUtils]: 161: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,065 INFO L275 TraceCheckUtils]: 162: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,065 INFO L280 TraceCheckUtils]: 163: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,065 INFO L263 TraceCheckUtils]: 164: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,066 INFO L280 TraceCheckUtils]: 165: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,066 INFO L280 TraceCheckUtils]: 166: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:16,066 INFO L280 TraceCheckUtils]: 167: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,066 INFO L275 TraceCheckUtils]: 168: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,066 INFO L280 TraceCheckUtils]: 169: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,067 INFO L280 TraceCheckUtils]: 170: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,067 INFO L275 TraceCheckUtils]: 171: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,067 INFO L280 TraceCheckUtils]: 172: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,067 INFO L280 TraceCheckUtils]: 173: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,067 INFO L275 TraceCheckUtils]: 174: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,067 INFO L280 TraceCheckUtils]: 175: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,068 INFO L263 TraceCheckUtils]: 176: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,068 INFO L280 TraceCheckUtils]: 177: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,068 INFO L280 TraceCheckUtils]: 178: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,068 INFO L280 TraceCheckUtils]: 179: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,068 INFO L263 TraceCheckUtils]: 180: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,069 INFO L280 TraceCheckUtils]: 181: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,069 INFO L280 TraceCheckUtils]: 182: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,069 INFO L280 TraceCheckUtils]: 183: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-17 22:21:16,069 INFO L263 TraceCheckUtils]: 184: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-17 22:21:16,069 INFO L280 TraceCheckUtils]: 185: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,069 INFO L280 TraceCheckUtils]: 186: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,070 INFO L280 TraceCheckUtils]: 187: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,070 INFO L280 TraceCheckUtils]: 188: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,070 INFO L275 TraceCheckUtils]: 189: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,070 INFO L280 TraceCheckUtils]: 190: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,070 INFO L263 TraceCheckUtils]: 191: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,070 INFO L280 TraceCheckUtils]: 192: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,071 INFO L280 TraceCheckUtils]: 193: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-17 22:21:16,071 INFO L280 TraceCheckUtils]: 194: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,071 INFO L275 TraceCheckUtils]: 195: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,071 INFO L280 TraceCheckUtils]: 196: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,071 INFO L280 TraceCheckUtils]: 197: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,072 INFO L275 TraceCheckUtils]: 198: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-17 22:21:16,072 INFO L280 TraceCheckUtils]: 199: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-17 22:21:16,072 INFO L263 TraceCheckUtils]: 200: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-17 22:21:16,072 INFO L280 TraceCheckUtils]: 201: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-17 22:21:16,072 INFO L280 TraceCheckUtils]: 202: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-17 22:21:16,072 INFO L280 TraceCheckUtils]: 203: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-17 22:21:16,073 INFO L280 TraceCheckUtils]: 204: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,073 INFO L275 TraceCheckUtils]: 205: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,073 INFO L280 TraceCheckUtils]: 206: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,073 INFO L280 TraceCheckUtils]: 207: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,073 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-17 22:21:16,074 INFO L280 TraceCheckUtils]: 209: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2099#true} is VALID [2020-07-17 22:21:16,074 INFO L280 TraceCheckUtils]: 210: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-17 22:21:16,077 INFO L275 TraceCheckUtils]: 211: Hoare quadruple {2099#true} {3284#(<= |fibo_#in~n| 6)} #41#return; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-17 22:21:16,078 INFO L280 TraceCheckUtils]: 212: Hoare triple {3284#(<= |fibo_#in~n| 6)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-17 22:21:16,079 INFO L280 TraceCheckUtils]: 213: Hoare triple {3284#(<= |fibo_#in~n| 6)} assume true; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-17 22:21:16,080 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {3284#(<= |fibo_#in~n| 6)} {2103#(<= 7 main_~x~0)} #37#return; {2100#false} is VALID [2020-07-17 22:21:16,080 INFO L280 TraceCheckUtils]: 215: Hoare triple {2100#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2100#false} is VALID [2020-07-17 22:21:16,080 INFO L280 TraceCheckUtils]: 216: Hoare triple {2100#false} assume 13 == ~result~0; {2100#false} is VALID [2020-07-17 22:21:16,080 INFO L280 TraceCheckUtils]: 217: Hoare triple {2100#false} assume !false; {2100#false} is VALID [2020-07-17 22:21:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 108 proven. 716 refuted. 0 times theorem prover too weak. 1756 trivial. 0 not checked. [2020-07-17 22:21:16,111 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:16,111 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 10] total 17 [2020-07-17 22:21:16,111 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189974934] [2020-07-17 22:21:16,116 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 218 [2020-07-17 22:21:18,496 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:18,496 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states. [2020-07-17 22:21:18,609 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 101 edges. 101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:18,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-17 22:21:18,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:18,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-17 22:21:18,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2020-07-17 22:21:18,610 INFO L87 Difference]: Start difference. First operand 63 states and 87 transitions. Second operand 17 states. [2020-07-17 22:21:20,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:20,718 INFO L93 Difference]: Finished difference Result 141 states and 261 transitions. [2020-07-17 22:21:20,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-07-17 22:21:20,719 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 218 [2020-07-17 22:21:20,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:20,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2020-07-17 22:21:20,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 162 transitions. [2020-07-17 22:21:20,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2020-07-17 22:21:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 162 transitions. [2020-07-17 22:21:20,733 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states and 162 transitions. [2020-07-17 22:21:20,930 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 162 edges. 162 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:20,935 INFO L225 Difference]: With dead ends: 141 [2020-07-17 22:21:20,935 INFO L226 Difference]: Without dead ends: 91 [2020-07-17 22:21:20,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=286, Invalid=974, Unknown=0, NotChecked=0, Total=1260 [2020-07-17 22:21:20,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-07-17 22:21:21,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2020-07-17 22:21:21,015 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:21,015 INFO L82 GeneralOperation]: Start isEquivalent. First operand 91 states. Second operand 87 states. [2020-07-17 22:21:21,015 INFO L74 IsIncluded]: Start isIncluded. First operand 91 states. Second operand 87 states. [2020-07-17 22:21:21,015 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 87 states. [2020-07-17 22:21:21,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:21,021 INFO L93 Difference]: Finished difference Result 91 states and 125 transitions. [2020-07-17 22:21:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-07-17 22:21:21,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:21,023 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:21,023 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 91 states. [2020-07-17 22:21:21,023 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 91 states. [2020-07-17 22:21:21,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:21,029 INFO L93 Difference]: Finished difference Result 91 states and 125 transitions. [2020-07-17 22:21:21,029 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-07-17 22:21:21,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:21,030 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:21,030 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:21,030 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:21,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-17 22:21:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2020-07-17 22:21:21,036 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 218 [2020-07-17 22:21:21,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:21,036 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2020-07-17 22:21:21,037 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-17 22:21:21,037 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2020-07-17 22:21:21,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-07-17 22:21:21,043 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:21,043 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:21,252 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-17 22:21:21,253 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:21,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:21,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1425621089, now seen corresponding path program 5 times [2020-07-17 22:21:21,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:21,254 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815718327] [2020-07-17 22:21:21,254 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 22:21:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 22:21:21,414 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 22:21:21,414 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 22:21:21,415 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-17 22:21:21,483 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 22:21:21,483 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 22:21:21,483 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 22:21:21,483 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 22:21:21,483 WARN L170 areAnnotationChecker]: fiboENTRY has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-17 22:21:21,484 WARN L170 areAnnotationChecker]: fiboFINAL has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-17 22:21:21,485 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-17 22:21:21,486 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 22:21:21,486 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. [2020-07-17 22:21:21,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 10:21:21 BoogieIcfgContainer [2020-07-17 22:21:21,489 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 22:21:21,492 INFO L168 Benchmark]: Toolchain (without parser) took 15865.18 ms. Allocated memory was 146.3 MB in the beginning and 477.1 MB in the end (delta: 330.8 MB). Free memory was 104.4 MB in the beginning and 160.1 MB in the end (delta: -55.7 MB). Peak memory consumption was 275.1 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,493 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.24 ms. Allocated memory is still 146.3 MB. Free memory was 104.0 MB in the beginning and 94.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,494 INFO L168 Benchmark]: Boogie Preprocessor took 30.27 ms. Allocated memory is still 146.3 MB. Free memory was 94.6 MB in the beginning and 93.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,495 INFO L168 Benchmark]: RCFGBuilder took 386.42 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 93.3 MB in the beginning and 166.3 MB in the end (delta: -73.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,495 INFO L168 Benchmark]: TraceAbstraction took 15191.34 ms. Allocated memory was 202.9 MB in the beginning and 477.1 MB in the end (delta: 274.2 MB). Free memory was 166.3 MB in the beginning and 160.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 280.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,498 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 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 250.24 ms. Allocated memory is still 146.3 MB. Free memory was 104.0 MB in the beginning and 94.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.27 ms. Allocated memory is still 146.3 MB. Free memory was 94.6 MB in the beginning and 93.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 386.42 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 93.3 MB in the beginning and 166.3 MB in the end (delta: -73.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15191.34 ms. Allocated memory was 202.9 MB in the beginning and 477.1 MB in the end (delta: 274.2 MB). Free memory was 166.3 MB in the beginning and 160.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 280.4 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; VAL [x=7] [L25] CALL, EXPR fibo(x) VAL [\old(n)=7] [L6] COND FALSE !(n < 1) VAL [\old(n)=7, n=7] [L8] COND FALSE !(n == 1) VAL [\old(n)=7, n=7] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=6] [L6] COND FALSE !(n < 1) VAL [\old(n)=6, n=6] [L8] COND FALSE !(n == 1) VAL [\old(n)=6, n=6] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=5] [L6] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L8] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=4] [L6] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L8] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=4, fibo(n-1)=2, n=4] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=4, fibo(n-1)=2, fibo(n-2)=1, n=4] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=5, fibo(n-1)=3, n=5] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=5, fibo(n-1)=3, fibo(n-2)=2, n=5] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=6, fibo(n-1)=5, n=6] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=4] [L6] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L8] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=4, fibo(n-1)=2, n=4] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=4, fibo(n-1)=2, fibo(n-2)=1, n=4] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=6, fibo(n-1)=5, fibo(n-2)=3, n=6] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=7, fibo(n-1)=8, n=7] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=5] [L6] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L8] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=4] [L6] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L8] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=4, fibo(n-1)=2, n=4] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=4, fibo(n-1)=2, fibo(n-2)=1, n=4] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=5, fibo(n-1)=3, n=5] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=5, fibo(n-1)=3, fibo(n-2)=2, n=5] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=7, fibo(n-1)=8, fibo(n-2)=5, n=7] [L11] return fibo(n-1) + fibo(n-2); [L25] RET, EXPR fibo(x) VAL [fibo(x)=13, x=7] [L25] int result = fibo(x); [L26] COND TRUE result == 13 VAL [result=13, x=7] [L27] __VERIFIER_error() VAL [result=13, x=7] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 15.0s, OverallIterations: 8, TraceHistogramMax: 41, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 142 SDtfs, 317 SDslu, 466 SDs, 0 SdLazy, 764 SolverSat, 289 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 620 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 9 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1099 NumberOfCodeBlocks, 1040 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 801 ConstructedInterpolants, 0 QuantifiedInterpolants, 179877 SizeOfPredicates, 21 NumberOfNonLiveVariables, 727 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 4234/5896 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...