/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_5-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 12:14:56,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 12:14:56,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 12:14:57,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 12:14:57,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 12:14:57,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 12:14:57,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 12:14:57,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 12:14:57,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 12:14:57,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 12:14:57,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 12:14:57,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 12:14:57,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 12:14:57,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 12:14:57,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 12:14:57,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 12:14:57,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 12:14:57,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 12:14:57,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 12:14:57,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 12:14:57,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 12:14:57,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 12:14:57,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 12:14:57,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 12:14:57,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 12:14:57,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 12:14:57,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 12:14:57,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 12:14:57,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 12:14:57,059 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 12:14:57,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 12:14:57,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 12:14:57,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 12:14:57,061 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 12:14:57,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 12:14:57,062 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 12:14:57,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 12:14:57,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 12:14:57,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 12:14:57,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 12:14:57,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 12:14:57,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 12:14:57,063 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 12:14:57,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 12:14:57,063 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 12:14:57,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 12:14:57,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 12:14:57,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 12:14:57,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 12:14:57,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 12:14:57,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 12:14:57,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 12:14:57,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 12:14:57,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 12:14:57,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 12:14:57,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 12:14:57,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 12:14:57,066 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 12:14:57,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 12:14:57,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 12:14:57,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 12:14:57,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 12:14:57,381 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 12:14:57,381 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 12:14:57,382 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_5-1.c [2020-07-08 12:14:57,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7966b34ff/84275b46fa294774adb0a57b15e6889c/FLAGeeef5d44d [2020-07-08 12:14:57,902 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 12:14:57,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_5-1.c [2020-07-08 12:14:57,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7966b34ff/84275b46fa294774adb0a57b15e6889c/FLAGeeef5d44d [2020-07-08 12:14:58,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7966b34ff/84275b46fa294774adb0a57b15e6889c [2020-07-08 12:14:58,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 12:14:58,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 12:14:58,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 12:14:58,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 12:14:58,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 12:14:58,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c81183 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58, skipping insertion in model container [2020-07-08 12:14:58,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 12:14:58,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 12:14:58,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 12:14:58,532 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 12:14:58,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 12:14:58,565 INFO L208 MainTranslator]: Completed translation [2020-07-08 12:14:58,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58 WrapperNode [2020-07-08 12:14:58,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 12:14:58,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 12:14:58,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 12:14:58,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 12:14:58,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... [2020-07-08 12:14:58,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 12:14:58,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 12:14:58,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 12:14:58,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 12:14:58,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 12:14:58,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 12:14:58,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 12:14:58,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-08 12:14:58,771 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 12:14:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 12:14:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 12:14:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-08 12:14:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 12:14:58,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 12:14:58,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 12:14:59,016 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 12:14:59,016 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-08 12:14:59,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 12:14:59 BoogieIcfgContainer [2020-07-08 12:14:59,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 12:14:59,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 12:14:59,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 12:14:59,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 12:14:59,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 12:14:58" (1/3) ... [2020-07-08 12:14:59,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb6a783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 12:14:59, skipping insertion in model container [2020-07-08 12:14:59,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:58" (2/3) ... [2020-07-08 12:14:59,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb6a783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 12:14:59, skipping insertion in model container [2020-07-08 12:14:59,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 12:14:59" (3/3) ... [2020-07-08 12:14:59,031 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_5-1.c [2020-07-08 12:14:59,047 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 12:14:59,058 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 12:14:59,081 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 12:14:59,113 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 12:14:59,114 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 12:14:59,114 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 12:14:59,114 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 12:14:59,114 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 12:14:59,114 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 12:14:59,115 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 12:14:59,115 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 12:14:59,144 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-08 12:14:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-08 12:14:59,152 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:59,154 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:59,154 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:59,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:59,162 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-07-08 12:14:59,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:59,176 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054463097] [2020-07-08 12:14:59,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:59,380 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-08 12:14:59,381 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-08 12:14:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:59,459 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:14:59,462 INFO L280 TraceCheckUtils]: 1: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:14:59,464 INFO L280 TraceCheckUtils]: 2: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:14:59,469 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-08 12:14:59,470 INFO L263 TraceCheckUtils]: 0: Hoare triple {27#true} call ULTIMATE.init(); {27#true} is VALID [2020-07-08 12:14:59,470 INFO L280 TraceCheckUtils]: 1: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-08 12:14:59,471 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-08 12:14:59,471 INFO L263 TraceCheckUtils]: 3: Hoare triple {27#true} call #t~ret3 := main(); {27#true} is VALID [2020-07-08 12:14:59,475 INFO L280 TraceCheckUtils]: 4: Hoare triple {27#true} ~x~0 := 5; {31#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:59,475 INFO L263 TraceCheckUtils]: 5: Hoare triple {31#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {27#true} is VALID [2020-07-08 12:14:59,477 INFO L280 TraceCheckUtils]: 6: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:14:59,478 INFO L280 TraceCheckUtils]: 7: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:14:59,479 INFO L280 TraceCheckUtils]: 8: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:14:59,481 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-08 12:14:59,482 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 [2020-07-08 12:14:59,482 INFO L280 TraceCheckUtils]: 11: Hoare triple {28#false} assume 5 != ~result~0; {28#false} is VALID [2020-07-08 12:14:59,483 INFO L280 TraceCheckUtils]: 12: Hoare triple {28#false} assume !false; {28#false} is VALID [2020-07-08 12:14:59,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:14:59,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054463097] [2020-07-08 12:14:59,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:14:59,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 12:14:59,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350807150] [2020-07-08 12:14:59,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-08 12:14:59,500 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:59,503 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 12:14:59,536 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:59,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 12:14:59,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:59,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 12:14:59,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 12:14:59,550 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-07-08 12:14:59,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:59,816 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-07-08 12:14:59,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 12:14:59,816 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-08 12:14:59,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:59,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:14:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-08 12:14:59,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:14:59,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-08 12:14:59,834 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-08 12:14:59,902 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:59,917 INFO L225 Difference]: With dead ends: 35 [2020-07-08 12:14:59,917 INFO L226 Difference]: Without dead ends: 21 [2020-07-08 12:14:59,922 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 12:14:59,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-08 12:14:59,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-08 12:14:59,978 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:59,978 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-08 12:14:59,979 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-08 12:14:59,979 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-08 12:14:59,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:59,986 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-08 12:14:59,987 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-08 12:14:59,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:59,988 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:59,988 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-08 12:14:59,989 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-08 12:14:59,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:59,994 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-08 12:14:59,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-08 12:14:59,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:59,996 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:59,996 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:59,996 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:59,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-08 12:15:00,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-08 12:15:00,002 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-07-08 12:15:00,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:00,003 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-08 12:15:00,004 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 12:15:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-08 12:15:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-08 12:15:00,005 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:00,005 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:15:00,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 12:15:00,006 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:00,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:00,007 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-07-08 12:15:00,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:00,008 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338561754] [2020-07-08 12:15:00,008 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,048 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-08 12:15:00,048 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-08 12:15:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,089 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:00,090 INFO L280 TraceCheckUtils]: 1: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:00,092 INFO L280 TraceCheckUtils]: 2: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:00,093 INFO L280 TraceCheckUtils]: 3: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:00,095 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-08 12:15:00,096 INFO L263 TraceCheckUtils]: 0: Hoare triple {156#true} call ULTIMATE.init(); {156#true} is VALID [2020-07-08 12:15:00,096 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-08 12:15:00,097 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-08 12:15:00,097 INFO L263 TraceCheckUtils]: 3: Hoare triple {156#true} call #t~ret3 := main(); {156#true} is VALID [2020-07-08 12:15:00,098 INFO L280 TraceCheckUtils]: 4: Hoare triple {156#true} ~x~0 := 5; {160#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:00,099 INFO L263 TraceCheckUtils]: 5: Hoare triple {160#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {156#true} is VALID [2020-07-08 12:15:00,100 INFO L280 TraceCheckUtils]: 6: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:00,101 INFO L280 TraceCheckUtils]: 7: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:00,102 INFO L280 TraceCheckUtils]: 8: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:00,103 INFO L280 TraceCheckUtils]: 9: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:00,105 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-08 12:15:00,105 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 [2020-07-08 12:15:00,106 INFO L280 TraceCheckUtils]: 12: Hoare triple {157#false} assume 5 != ~result~0; {157#false} is VALID [2020-07-08 12:15:00,106 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#false} assume !false; {157#false} is VALID [2020-07-08 12:15:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:15:00,108 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338561754] [2020-07-08 12:15:00,108 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:15:00,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 12:15:00,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584643176] [2020-07-08 12:15:00,110 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-08 12:15:00,111 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:00,111 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 12:15:00,132 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:00,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 12:15:00,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:00,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 12:15:00,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 12:15:00,133 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-07-08 12:15:00,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:00,302 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-07-08 12:15:00,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 12:15:00,302 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-08 12:15:00,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:15:00,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-08 12:15:00,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:15:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-08 12:15:00,309 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 29 transitions. [2020-07-08 12:15:00,351 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:00,354 INFO L225 Difference]: With dead ends: 27 [2020-07-08 12:15:00,354 INFO L226 Difference]: Without dead ends: 23 [2020-07-08 12:15:00,356 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 12:15:00,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-08 12:15:00,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-07-08 12:15:00,367 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:00,367 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 21 states. [2020-07-08 12:15:00,367 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 21 states. [2020-07-08 12:15:00,367 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 21 states. [2020-07-08 12:15:00,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:00,372 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-08 12:15:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-08 12:15:00,373 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:00,373 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:00,373 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 23 states. [2020-07-08 12:15:00,374 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 23 states. [2020-07-08 12:15:00,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:00,377 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-08 12:15:00,377 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-08 12:15:00,378 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:00,378 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:00,379 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:00,379 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:00,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-08 12:15:00,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-08 12:15:00,382 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-07-08 12:15:00,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:00,382 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-08 12:15:00,382 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 12:15:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-08 12:15:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-08 12:15:00,384 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:00,384 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] [2020-07-08 12:15:00,384 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 12:15:00,385 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:00,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:00,385 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-07-08 12:15:00,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:00,386 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679282532] [2020-07-08 12:15:00,386 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,435 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-08 12:15:00,435 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-08 12:15:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,574 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:00,575 INFO L280 TraceCheckUtils]: 1: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,576 INFO L280 TraceCheckUtils]: 2: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,578 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-08 12:15:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,586 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-08 12:15:00,587 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-08 12:15:00,587 INFO L280 TraceCheckUtils]: 2: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-08 12:15:00,588 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-08 12:15:00,588 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-08 12:15:00,589 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-08 12:15:00,590 INFO L280 TraceCheckUtils]: 2: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-08 12:15:00,590 INFO L263 TraceCheckUtils]: 3: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-08 12:15:00,591 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:00,592 INFO L280 TraceCheckUtils]: 5: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,593 INFO L280 TraceCheckUtils]: 6: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,595 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-08 12:15:00,595 INFO L280 TraceCheckUtils]: 8: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-08 12:15:00,595 INFO L263 TraceCheckUtils]: 9: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-08 12:15:00,596 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-08 12:15:00,596 INFO L280 TraceCheckUtils]: 11: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-08 12:15:00,596 INFO L280 TraceCheckUtils]: 12: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-08 12:15:00,597 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-08 12:15:00,597 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {283#false} is VALID [2020-07-08 12:15:00,597 INFO L280 TraceCheckUtils]: 15: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-08 12:15:00,598 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-08 12:15:00,599 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-08 12:15:00,599 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-08 12:15:00,599 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-08 12:15:00,600 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-08 12:15:00,601 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:00,601 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-08 12:15:00,602 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-08 12:15:00,603 INFO L280 TraceCheckUtils]: 7: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-08 12:15:00,604 INFO L280 TraceCheckUtils]: 8: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-08 12:15:00,604 INFO L263 TraceCheckUtils]: 9: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-08 12:15:00,605 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:00,606 INFO L280 TraceCheckUtils]: 11: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,607 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,608 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-08 12:15:00,609 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-08 12:15:00,609 INFO L263 TraceCheckUtils]: 15: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-08 12:15:00,609 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-08 12:15:00,610 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-08 12:15:00,610 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-08 12:15:00,610 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-08 12:15:00,611 INFO L280 TraceCheckUtils]: 20: Hoare triple {283#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {283#false} is VALID [2020-07-08 12:15:00,611 INFO L280 TraceCheckUtils]: 21: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-08 12:15:00,611 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-08 12:15:00,611 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 [2020-07-08 12:15:00,612 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 != ~result~0; {283#false} is VALID [2020-07-08 12:15:00,612 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-08 12:15:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-08 12:15:00,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679282532] [2020-07-08 12:15:00,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820601481] [2020-07-08 12:15:00,614 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,652 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-08 12:15:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:00,666 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:15:00,822 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-08 12:15:00,823 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-08 12:15:00,823 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-08 12:15:00,824 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-08 12:15:00,825 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:00,825 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-08 12:15:00,826 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:00,828 INFO L280 TraceCheckUtils]: 7: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:00,829 INFO L280 TraceCheckUtils]: 8: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:00,830 INFO L263 TraceCheckUtils]: 9: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-08 12:15:00,831 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:00,832 INFO L280 TraceCheckUtils]: 11: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,833 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:00,834 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 [2020-07-08 12:15:00,835 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 [2020-07-08 12:15:00,836 INFO L263 TraceCheckUtils]: 15: Hoare triple {359#(<= |fibo_#in~n| 1)} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-08 12:15:00,836 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-08 12:15:00,836 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-08 12:15:00,837 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-08 12:15:00,838 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {359#(<= |fibo_#in~n| 1)} #41#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:00,839 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~ret0;havoc #t~ret1; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:00,840 INFO L280 TraceCheckUtils]: 21: Hoare triple {359#(<= |fibo_#in~n| 1)} assume true; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:00,841 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {359#(<= |fibo_#in~n| 1)} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-08 12:15:00,842 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 [2020-07-08 12:15:00,842 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 != ~result~0; {283#false} is VALID [2020-07-08 12:15:00,842 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-08 12:15:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-08 12:15:00,845 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:15:00,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2020-07-08 12:15:00,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346748972] [2020-07-08 12:15:00,846 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-08 12:15:00,847 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:00,847 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 12:15:00,903 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:00,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 12:15:00,904 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:00,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 12:15:00,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-08 12:15:00,905 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 9 states. [2020-07-08 12:15:01,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:01,282 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-07-08 12:15:01,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 12:15:01,282 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-08 12:15:01,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:01,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 12:15:01,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-08 12:15:01,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 12:15:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-08 12:15:01,290 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 46 transitions. [2020-07-08 12:15:01,354 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:01,356 INFO L225 Difference]: With dead ends: 38 [2020-07-08 12:15:01,356 INFO L226 Difference]: Without dead ends: 23 [2020-07-08 12:15:01,357 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-07-08 12:15:01,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-08 12:15:01,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-07-08 12:15:01,368 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:01,368 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 23 states. [2020-07-08 12:15:01,368 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-08 12:15:01,368 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-08 12:15:01,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:01,371 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-08 12:15:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-08 12:15:01,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:01,372 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:01,372 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-08 12:15:01,373 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-08 12:15:01,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:01,376 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-08 12:15:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-08 12:15:01,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:01,377 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:01,377 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:01,377 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-08 12:15:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-07-08 12:15:01,380 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-07-08 12:15:01,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:01,380 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-07-08 12:15:01,380 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 12:15:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-08 12:15:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-08 12:15:01,382 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:01,382 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] [2020-07-08 12:15:01,596 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-08 12:15:01,597 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:01,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:01,598 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-07-08 12:15:01,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:01,599 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763327492] [2020-07-08 12:15:01,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:01,640 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-08 12:15:01,641 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-08 12:15:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:01,723 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,725 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,727 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,728 INFO L280 TraceCheckUtils]: 3: Hoare triple {566#(<= |fibo_#in~n| 1)} assume true; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,729 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {566#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:01,738 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-08 12:15:01,738 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-08 12:15:01,738 INFO L280 TraceCheckUtils]: 2: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-08 12:15:01,740 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {531#true} {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,740 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,741 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,742 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,742 INFO L263 TraceCheckUtils]: 3: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-08 12:15:01,743 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,743 INFO L280 TraceCheckUtils]: 5: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,744 INFO L280 TraceCheckUtils]: 6: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,745 INFO L280 TraceCheckUtils]: 7: Hoare triple {566#(<= |fibo_#in~n| 1)} assume true; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,747 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {566#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:01,748 INFO L280 TraceCheckUtils]: 9: Hoare triple {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:01,748 INFO L263 TraceCheckUtils]: 10: Hoare triple {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-08 12:15:01,748 INFO L280 TraceCheckUtils]: 11: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-08 12:15:01,749 INFO L280 TraceCheckUtils]: 12: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-08 12:15:01,749 INFO L280 TraceCheckUtils]: 13: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-08 12:15:01,750 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {531#true} {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,751 INFO L280 TraceCheckUtils]: 15: Hoare triple {565#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,752 INFO L280 TraceCheckUtils]: 16: Hoare triple {565#(<= |fibo_#in~n| 2)} assume true; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,753 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {565#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-08 12:15:01,754 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-08 12:15:01,754 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-08 12:15:01,755 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-08 12:15:01,755 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-08 12:15:01,756 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:01,756 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-08 12:15:01,757 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,757 INFO L280 TraceCheckUtils]: 7: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,758 INFO L280 TraceCheckUtils]: 8: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,758 INFO L263 TraceCheckUtils]: 9: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-08 12:15:01,759 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,760 INFO L280 TraceCheckUtils]: 11: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:01,760 INFO L280 TraceCheckUtils]: 12: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,761 INFO L280 TraceCheckUtils]: 13: Hoare triple {566#(<= |fibo_#in~n| 1)} assume true; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,764 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {566#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:01,765 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:01,766 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-08 12:15:01,766 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-08 12:15:01,766 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-08 12:15:01,767 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-08 12:15:01,768 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,769 INFO L280 TraceCheckUtils]: 21: Hoare triple {565#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,769 INFO L280 TraceCheckUtils]: 22: Hoare triple {565#(<= |fibo_#in~n| 2)} assume true; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,770 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {565#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-08 12:15:01,771 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 [2020-07-08 12:15:01,771 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 != ~result~0; {532#false} is VALID [2020-07-08 12:15:01,771 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-08 12:15:01,772 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-08 12:15:01,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763327492] [2020-07-08 12:15:01,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85905559] [2020-07-08 12:15:01,773 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2020-07-08 12:15:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:01,808 INFO L264 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:01,818 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:15:01,892 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-08 12:15:01,893 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-08 12:15:01,893 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-08 12:15:01,893 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-08 12:15:01,894 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:01,894 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-08 12:15:01,895 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {588#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:01,896 INFO L280 TraceCheckUtils]: 7: Hoare triple {588#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {588#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:01,896 INFO L280 TraceCheckUtils]: 8: Hoare triple {588#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {588#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:01,897 INFO L263 TraceCheckUtils]: 9: Hoare triple {588#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-08 12:15:01,897 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {588#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:01,898 INFO L280 TraceCheckUtils]: 11: Hoare triple {588#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {588#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:01,899 INFO L280 TraceCheckUtils]: 12: Hoare triple {588#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,900 INFO L280 TraceCheckUtils]: 13: Hoare triple {566#(<= |fibo_#in~n| 1)} assume true; {566#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:01,901 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {566#(<= |fibo_#in~n| 1)} {588#(<= |fibo_#in~n| fibo_~n)} #39#return; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,902 INFO L280 TraceCheckUtils]: 15: Hoare triple {565#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,902 INFO L263 TraceCheckUtils]: 16: Hoare triple {565#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-08 12:15:01,902 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-08 12:15:01,903 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-08 12:15:01,903 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-08 12:15:01,904 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {565#(<= |fibo_#in~n| 2)} #41#return; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,905 INFO L280 TraceCheckUtils]: 21: Hoare triple {565#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,905 INFO L280 TraceCheckUtils]: 22: Hoare triple {565#(<= |fibo_#in~n| 2)} assume true; {565#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:01,906 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {565#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-08 12:15:01,907 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 [2020-07-08 12:15:01,907 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 != ~result~0; {532#false} is VALID [2020-07-08 12:15:01,907 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-08 12:15:01,908 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-08 12:15:01,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:15:01,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 8 [2020-07-08 12:15:01,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133937525] [2020-07-08 12:15:01,910 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2020-07-08 12:15:01,911 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:01,911 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 12:15:01,949 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:01,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 12:15:01,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:01,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 12:15:01,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-08 12:15:01,950 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 8 states. [2020-07-08 12:15:02,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:02,292 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-07-08 12:15:02,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-08 12:15:02,292 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2020-07-08 12:15:02,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 12:15:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-08 12:15:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 12:15:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-08 12:15:02,301 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 47 transitions. [2020-07-08 12:15:02,372 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:02,377 INFO L225 Difference]: With dead ends: 41 [2020-07-08 12:15:02,377 INFO L226 Difference]: Without dead ends: 37 [2020-07-08 12:15:02,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-08 12:15:02,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-08 12:15:02,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-08 12:15:02,420 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:02,420 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-08 12:15:02,420 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-08 12:15:02,420 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-08 12:15:02,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:02,425 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-08 12:15:02,425 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-08 12:15:02,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:02,426 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:02,426 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-08 12:15:02,427 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-08 12:15:02,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:02,430 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-08 12:15:02,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-08 12:15:02,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:02,432 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:02,432 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:02,432 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-08 12:15:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-08 12:15:02,436 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-07-08 12:15:02,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:02,436 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-08 12:15:02,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 12:15:02,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-08 12:15:02,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-08 12:15:02,438 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:02,438 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] [2020-07-08 12:15:02,653 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:02,653 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:02,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:02,654 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-07-08 12:15:02,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:02,655 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152368019] [2020-07-08 12:15:02,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:02,715 INFO L280 TraceCheckUtils]: 0: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,716 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {827#true} {827#true} #33#return; {827#true} is VALID [2020-07-08 12:15:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:02,870 INFO L280 TraceCheckUtils]: 0: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,870 INFO L280 TraceCheckUtils]: 1: Hoare triple {827#true} assume !(~n < 1); {827#true} is VALID [2020-07-08 12:15:02,871 INFO L280 TraceCheckUtils]: 2: Hoare triple {827#true} assume 1 == ~n;#res := 1; {827#true} is VALID [2020-07-08 12:15:02,871 INFO L280 TraceCheckUtils]: 3: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,872 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:02,896 INFO L280 TraceCheckUtils]: 0: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,896 INFO L280 TraceCheckUtils]: 1: Hoare triple {827#true} assume ~n < 1;#res := 0; {827#true} is VALID [2020-07-08 12:15:02,897 INFO L280 TraceCheckUtils]: 2: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,898 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,899 INFO L280 TraceCheckUtils]: 0: Hoare triple {827#true} ~n := #in~n; {886#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,900 INFO L280 TraceCheckUtils]: 1: Hoare triple {886#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {887#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:02,901 INFO L280 TraceCheckUtils]: 2: Hoare triple {887#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,901 INFO L263 TraceCheckUtils]: 3: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {827#true} is VALID [2020-07-08 12:15:02,902 INFO L280 TraceCheckUtils]: 4: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,902 INFO L280 TraceCheckUtils]: 5: Hoare triple {827#true} assume !(~n < 1); {827#true} is VALID [2020-07-08 12:15:02,902 INFO L280 TraceCheckUtils]: 6: Hoare triple {827#true} assume 1 == ~n;#res := 1; {827#true} is VALID [2020-07-08 12:15:02,902 INFO L280 TraceCheckUtils]: 7: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,906 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,907 INFO L280 TraceCheckUtils]: 9: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,908 INFO L263 TraceCheckUtils]: 10: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {827#true} is VALID [2020-07-08 12:15:02,908 INFO L280 TraceCheckUtils]: 11: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,908 INFO L280 TraceCheckUtils]: 12: Hoare triple {827#true} assume ~n < 1;#res := 0; {827#true} is VALID [2020-07-08 12:15:02,908 INFO L280 TraceCheckUtils]: 13: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,909 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,910 INFO L280 TraceCheckUtils]: 15: Hoare triple {898#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,910 INFO L280 TraceCheckUtils]: 16: Hoare triple {898#(<= 2 |fibo_#in~n|)} assume true; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,911 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {898#(<= 2 |fibo_#in~n|)} {827#true} #39#return; {881#(<= 3 fibo_~n)} is VALID [2020-07-08 12:15:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:02,932 INFO L280 TraceCheckUtils]: 0: Hoare triple {827#true} ~n := #in~n; {886#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,933 INFO L280 TraceCheckUtils]: 1: Hoare triple {886#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {899#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:02,934 INFO L280 TraceCheckUtils]: 2: Hoare triple {899#(<= |fibo_#in~n| 0)} assume true; {899#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:02,935 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {899#(<= |fibo_#in~n| 0)} {881#(<= 3 fibo_~n)} #41#return; {828#false} is VALID [2020-07-08 12:15:02,935 INFO L280 TraceCheckUtils]: 0: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,935 INFO L280 TraceCheckUtils]: 1: Hoare triple {827#true} assume !(~n < 1); {827#true} is VALID [2020-07-08 12:15:02,936 INFO L280 TraceCheckUtils]: 2: Hoare triple {827#true} assume !(1 == ~n); {827#true} is VALID [2020-07-08 12:15:02,936 INFO L263 TraceCheckUtils]: 3: Hoare triple {827#true} call #t~ret0 := fibo(~n - 1); {827#true} is VALID [2020-07-08 12:15:02,936 INFO L280 TraceCheckUtils]: 4: Hoare triple {827#true} ~n := #in~n; {886#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,937 INFO L280 TraceCheckUtils]: 5: Hoare triple {886#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {887#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:02,938 INFO L280 TraceCheckUtils]: 6: Hoare triple {887#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,938 INFO L263 TraceCheckUtils]: 7: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {827#true} is VALID [2020-07-08 12:15:02,939 INFO L280 TraceCheckUtils]: 8: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,939 INFO L280 TraceCheckUtils]: 9: Hoare triple {827#true} assume !(~n < 1); {827#true} is VALID [2020-07-08 12:15:02,939 INFO L280 TraceCheckUtils]: 10: Hoare triple {827#true} assume 1 == ~n;#res := 1; {827#true} is VALID [2020-07-08 12:15:02,939 INFO L280 TraceCheckUtils]: 11: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,940 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,941 INFO L280 TraceCheckUtils]: 13: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,941 INFO L263 TraceCheckUtils]: 14: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {827#true} is VALID [2020-07-08 12:15:02,941 INFO L280 TraceCheckUtils]: 15: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,942 INFO L280 TraceCheckUtils]: 16: Hoare triple {827#true} assume ~n < 1;#res := 0; {827#true} is VALID [2020-07-08 12:15:02,942 INFO L280 TraceCheckUtils]: 17: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,943 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,944 INFO L280 TraceCheckUtils]: 19: Hoare triple {898#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,944 INFO L280 TraceCheckUtils]: 20: Hoare triple {898#(<= 2 |fibo_#in~n|)} assume true; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,946 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {898#(<= 2 |fibo_#in~n|)} {827#true} #39#return; {881#(<= 3 fibo_~n)} is VALID [2020-07-08 12:15:02,946 INFO L280 TraceCheckUtils]: 22: Hoare triple {881#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {881#(<= 3 fibo_~n)} is VALID [2020-07-08 12:15:02,946 INFO L263 TraceCheckUtils]: 23: Hoare triple {881#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {827#true} is VALID [2020-07-08 12:15:02,947 INFO L280 TraceCheckUtils]: 24: Hoare triple {827#true} ~n := #in~n; {886#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,948 INFO L280 TraceCheckUtils]: 25: Hoare triple {886#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {899#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:02,948 INFO L280 TraceCheckUtils]: 26: Hoare triple {899#(<= |fibo_#in~n| 0)} assume true; {899#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:02,950 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {899#(<= |fibo_#in~n| 0)} {881#(<= 3 fibo_~n)} #41#return; {828#false} is VALID [2020-07-08 12:15:02,950 INFO L280 TraceCheckUtils]: 28: Hoare triple {828#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {828#false} is VALID [2020-07-08 12:15:02,950 INFO L280 TraceCheckUtils]: 29: Hoare triple {828#false} assume true; {828#false} is VALID [2020-07-08 12:15:02,950 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {828#false} {831#(<= 5 main_~x~0)} #37#return; {828#false} is VALID [2020-07-08 12:15:02,952 INFO L263 TraceCheckUtils]: 0: Hoare triple {827#true} call ULTIMATE.init(); {827#true} is VALID [2020-07-08 12:15:02,952 INFO L280 TraceCheckUtils]: 1: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,952 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {827#true} {827#true} #33#return; {827#true} is VALID [2020-07-08 12:15:02,952 INFO L263 TraceCheckUtils]: 3: Hoare triple {827#true} call #t~ret3 := main(); {827#true} is VALID [2020-07-08 12:15:02,953 INFO L280 TraceCheckUtils]: 4: Hoare triple {827#true} ~x~0 := 5; {831#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:02,953 INFO L263 TraceCheckUtils]: 5: Hoare triple {831#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {827#true} is VALID [2020-07-08 12:15:02,954 INFO L280 TraceCheckUtils]: 6: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,954 INFO L280 TraceCheckUtils]: 7: Hoare triple {827#true} assume !(~n < 1); {827#true} is VALID [2020-07-08 12:15:02,954 INFO L280 TraceCheckUtils]: 8: Hoare triple {827#true} assume !(1 == ~n); {827#true} is VALID [2020-07-08 12:15:02,954 INFO L263 TraceCheckUtils]: 9: Hoare triple {827#true} call #t~ret0 := fibo(~n - 1); {827#true} is VALID [2020-07-08 12:15:02,955 INFO L280 TraceCheckUtils]: 10: Hoare triple {827#true} ~n := #in~n; {886#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,956 INFO L280 TraceCheckUtils]: 11: Hoare triple {886#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {887#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:02,956 INFO L280 TraceCheckUtils]: 12: Hoare triple {887#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,957 INFO L263 TraceCheckUtils]: 13: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {827#true} is VALID [2020-07-08 12:15:02,957 INFO L280 TraceCheckUtils]: 14: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,957 INFO L280 TraceCheckUtils]: 15: Hoare triple {827#true} assume !(~n < 1); {827#true} is VALID [2020-07-08 12:15:02,957 INFO L280 TraceCheckUtils]: 16: Hoare triple {827#true} assume 1 == ~n;#res := 1; {827#true} is VALID [2020-07-08 12:15:02,958 INFO L280 TraceCheckUtils]: 17: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,958 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,959 INFO L280 TraceCheckUtils]: 19: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:02,960 INFO L263 TraceCheckUtils]: 20: Hoare triple {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {827#true} is VALID [2020-07-08 12:15:02,960 INFO L280 TraceCheckUtils]: 21: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:02,960 INFO L280 TraceCheckUtils]: 22: Hoare triple {827#true} assume ~n < 1;#res := 0; {827#true} is VALID [2020-07-08 12:15:02,960 INFO L280 TraceCheckUtils]: 23: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:02,961 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {827#true} {888#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,962 INFO L280 TraceCheckUtils]: 25: Hoare triple {898#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,963 INFO L280 TraceCheckUtils]: 26: Hoare triple {898#(<= 2 |fibo_#in~n|)} assume true; {898#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,964 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {898#(<= 2 |fibo_#in~n|)} {827#true} #39#return; {881#(<= 3 fibo_~n)} is VALID [2020-07-08 12:15:02,964 INFO L280 TraceCheckUtils]: 28: Hoare triple {881#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {881#(<= 3 fibo_~n)} is VALID [2020-07-08 12:15:02,964 INFO L263 TraceCheckUtils]: 29: Hoare triple {881#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {827#true} is VALID [2020-07-08 12:15:02,965 INFO L280 TraceCheckUtils]: 30: Hoare triple {827#true} ~n := #in~n; {886#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:02,966 INFO L280 TraceCheckUtils]: 31: Hoare triple {886#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {899#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:02,966 INFO L280 TraceCheckUtils]: 32: Hoare triple {899#(<= |fibo_#in~n| 0)} assume true; {899#(<= |fibo_#in~n| 0)} is VALID [2020-07-08 12:15:02,967 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {899#(<= |fibo_#in~n| 0)} {881#(<= 3 fibo_~n)} #41#return; {828#false} is VALID [2020-07-08 12:15:02,968 INFO L280 TraceCheckUtils]: 34: Hoare triple {828#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {828#false} is VALID [2020-07-08 12:15:02,968 INFO L280 TraceCheckUtils]: 35: Hoare triple {828#false} assume true; {828#false} is VALID [2020-07-08 12:15:02,968 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {828#false} {831#(<= 5 main_~x~0)} #37#return; {828#false} is VALID [2020-07-08 12:15:02,968 INFO L280 TraceCheckUtils]: 37: Hoare triple {828#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {828#false} is VALID [2020-07-08 12:15:02,968 INFO L280 TraceCheckUtils]: 38: Hoare triple {828#false} assume 5 != ~result~0; {828#false} is VALID [2020-07-08 12:15:02,968 INFO L280 TraceCheckUtils]: 39: Hoare triple {828#false} assume !false; {828#false} is VALID [2020-07-08 12:15:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-08 12:15:02,970 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152368019] [2020-07-08 12:15:02,971 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [745677314] [2020-07-08 12:15:02,971 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 [2020-07-08 12:15:03,010 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-08 12:15:03,010 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-08 12:15:03,011 INFO L264 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-08 12:15:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:03,023 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:15:03,180 INFO L263 TraceCheckUtils]: 0: Hoare triple {827#true} call ULTIMATE.init(); {827#true} is VALID [2020-07-08 12:15:03,180 INFO L280 TraceCheckUtils]: 1: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:03,180 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {827#true} {827#true} #33#return; {827#true} is VALID [2020-07-08 12:15:03,181 INFO L263 TraceCheckUtils]: 3: Hoare triple {827#true} call #t~ret3 := main(); {827#true} is VALID [2020-07-08 12:15:03,181 INFO L280 TraceCheckUtils]: 4: Hoare triple {827#true} ~x~0 := 5; {831#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:03,181 INFO L263 TraceCheckUtils]: 5: Hoare triple {831#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {827#true} is VALID [2020-07-08 12:15:03,182 INFO L280 TraceCheckUtils]: 6: Hoare triple {827#true} ~n := #in~n; {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,188 INFO L280 TraceCheckUtils]: 7: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,189 INFO L280 TraceCheckUtils]: 8: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,189 INFO L263 TraceCheckUtils]: 9: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {827#true} is VALID [2020-07-08 12:15:03,190 INFO L280 TraceCheckUtils]: 10: Hoare triple {827#true} ~n := #in~n; {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,190 INFO L280 TraceCheckUtils]: 11: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,191 INFO L280 TraceCheckUtils]: 12: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,191 INFO L263 TraceCheckUtils]: 13: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {827#true} is VALID [2020-07-08 12:15:03,192 INFO L280 TraceCheckUtils]: 14: Hoare triple {827#true} ~n := #in~n; {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,192 INFO L280 TraceCheckUtils]: 15: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {921#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:03,193 INFO L280 TraceCheckUtils]: 16: Hoare triple {921#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {952#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:03,193 INFO L280 TraceCheckUtils]: 17: Hoare triple {952#(<= |fibo_#in~n| 1)} assume true; {952#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:03,194 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {952#(<= |fibo_#in~n| 1)} {921#(<= |fibo_#in~n| fibo_~n)} #39#return; {959#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:03,195 INFO L280 TraceCheckUtils]: 19: Hoare triple {959#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {959#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:03,195 INFO L263 TraceCheckUtils]: 20: Hoare triple {959#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {827#true} is VALID [2020-07-08 12:15:03,196 INFO L280 TraceCheckUtils]: 21: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:03,196 INFO L280 TraceCheckUtils]: 22: Hoare triple {827#true} assume ~n < 1;#res := 0; {827#true} is VALID [2020-07-08 12:15:03,196 INFO L280 TraceCheckUtils]: 23: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:03,197 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {827#true} {959#(<= |fibo_#in~n| 2)} #41#return; {959#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:03,198 INFO L280 TraceCheckUtils]: 25: Hoare triple {959#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {959#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:03,198 INFO L280 TraceCheckUtils]: 26: Hoare triple {959#(<= |fibo_#in~n| 2)} assume true; {959#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:03,199 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {959#(<= |fibo_#in~n| 2)} {921#(<= |fibo_#in~n| fibo_~n)} #39#return; {987#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:03,201 INFO L280 TraceCheckUtils]: 28: Hoare triple {987#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {987#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:03,201 INFO L263 TraceCheckUtils]: 29: Hoare triple {987#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {827#true} is VALID [2020-07-08 12:15:03,201 INFO L280 TraceCheckUtils]: 30: Hoare triple {827#true} ~n := #in~n; {827#true} is VALID [2020-07-08 12:15:03,201 INFO L280 TraceCheckUtils]: 31: Hoare triple {827#true} assume ~n < 1;#res := 0; {827#true} is VALID [2020-07-08 12:15:03,201 INFO L280 TraceCheckUtils]: 32: Hoare triple {827#true} assume true; {827#true} is VALID [2020-07-08 12:15:03,202 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {827#true} {987#(<= |fibo_#in~n| 3)} #41#return; {987#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:03,203 INFO L280 TraceCheckUtils]: 34: Hoare triple {987#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {987#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:03,204 INFO L280 TraceCheckUtils]: 35: Hoare triple {987#(<= |fibo_#in~n| 3)} assume true; {987#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:03,205 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {987#(<= |fibo_#in~n| 3)} {831#(<= 5 main_~x~0)} #37#return; {828#false} is VALID [2020-07-08 12:15:03,205 INFO L280 TraceCheckUtils]: 37: Hoare triple {828#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {828#false} is VALID [2020-07-08 12:15:03,205 INFO L280 TraceCheckUtils]: 38: Hoare triple {828#false} assume 5 != ~result~0; {828#false} is VALID [2020-07-08 12:15:03,205 INFO L280 TraceCheckUtils]: 39: Hoare triple {828#false} assume !false; {828#false} is VALID [2020-07-08 12:15:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-08 12:15:03,207 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:15:03,207 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 13 [2020-07-08 12:15:03,207 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906940144] [2020-07-08 12:15:03,208 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2020-07-08 12:15:03,209 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:03,209 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-08 12:15:03,275 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:03,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-08 12:15:03,276 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:03,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-08 12:15:03,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-07-08 12:15:03,277 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 13 states. [2020-07-08 12:15:04,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:04,091 INFO L93 Difference]: Finished difference Result 72 states and 109 transitions. [2020-07-08 12:15:04,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-08 12:15:04,091 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2020-07-08 12:15:04,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:04,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-08 12:15:04,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-08 12:15:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-08 12:15:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-08 12:15:04,103 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 76 transitions. [2020-07-08 12:15:04,203 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:04,205 INFO L225 Difference]: With dead ends: 72 [2020-07-08 12:15:04,205 INFO L226 Difference]: Without dead ends: 41 [2020-07-08 12:15:04,207 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-07-08 12:15:04,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-07-08 12:15:04,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-07-08 12:15:04,231 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:04,231 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 41 states. [2020-07-08 12:15:04,231 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-08 12:15:04,231 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-08 12:15:04,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:04,236 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-08 12:15:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-08 12:15:04,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:04,237 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:04,237 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-08 12:15:04,237 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-08 12:15:04,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:04,243 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-08 12:15:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-08 12:15:04,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:04,244 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:04,244 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:04,244 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-08 12:15:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2020-07-08 12:15:04,249 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 40 [2020-07-08 12:15:04,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:04,250 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2020-07-08 12:15:04,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-08 12:15:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-08 12:15:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-07-08 12:15:04,256 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:04,256 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 11, 6, 6, 6, 6, 6, 6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:15:04,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:04,459 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:04,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:04,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1474757101, now seen corresponding path program 3 times [2020-07-08 12:15:04,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:04,462 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418251960] [2020-07-08 12:15:04,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:04,617 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1266#true} {1266#true} #33#return; {1266#true} is VALID [2020-07-08 12:15:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,814 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,815 INFO L280 TraceCheckUtils]: 1: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,815 INFO L280 TraceCheckUtils]: 2: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:04,816 INFO L280 TraceCheckUtils]: 3: Hoare triple {1474#(<= |fibo_#in~n| 1)} assume true; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:04,818 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1474#(<= |fibo_#in~n| 1)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:04,824 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:04,824 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:04,825 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1266#true} {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:04,826 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,827 INFO L280 TraceCheckUtils]: 1: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,828 INFO L280 TraceCheckUtils]: 2: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,828 INFO L263 TraceCheckUtils]: 3: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:04,828 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,829 INFO L280 TraceCheckUtils]: 5: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,830 INFO L280 TraceCheckUtils]: 6: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:04,830 INFO L280 TraceCheckUtils]: 7: Hoare triple {1474#(<= |fibo_#in~n| 1)} assume true; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:04,832 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1474#(<= |fibo_#in~n| 1)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:04,833 INFO L280 TraceCheckUtils]: 9: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:04,833 INFO L263 TraceCheckUtils]: 10: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:04,833 INFO L280 TraceCheckUtils]: 11: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:04,833 INFO L280 TraceCheckUtils]: 12: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:04,834 INFO L280 TraceCheckUtils]: 13: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:04,835 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1266#true} {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:04,835 INFO L280 TraceCheckUtils]: 15: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:04,836 INFO L280 TraceCheckUtils]: 16: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume true; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:04,837 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1473#(<= |fibo_#in~n| 2)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,844 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:04,844 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:04,845 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:04,845 INFO L280 TraceCheckUtils]: 3: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:04,846 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1266#true} {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:04,847 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,848 INFO L280 TraceCheckUtils]: 1: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,848 INFO L280 TraceCheckUtils]: 2: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,849 INFO L263 TraceCheckUtils]: 3: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:04,849 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,850 INFO L280 TraceCheckUtils]: 5: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,850 INFO L280 TraceCheckUtils]: 6: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,851 INFO L263 TraceCheckUtils]: 7: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:04,851 INFO L280 TraceCheckUtils]: 8: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,852 INFO L280 TraceCheckUtils]: 9: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:04,853 INFO L280 TraceCheckUtils]: 10: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:04,853 INFO L280 TraceCheckUtils]: 11: Hoare triple {1474#(<= |fibo_#in~n| 1)} assume true; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:04,855 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1474#(<= |fibo_#in~n| 1)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:04,855 INFO L280 TraceCheckUtils]: 13: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:04,856 INFO L263 TraceCheckUtils]: 14: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:04,856 INFO L280 TraceCheckUtils]: 15: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:04,856 INFO L280 TraceCheckUtils]: 16: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:04,856 INFO L280 TraceCheckUtils]: 17: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:04,858 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1266#true} {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:04,858 INFO L280 TraceCheckUtils]: 19: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:04,859 INFO L280 TraceCheckUtils]: 20: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume true; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:04,861 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1473#(<= |fibo_#in~n| 2)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:04,862 INFO L280 TraceCheckUtils]: 22: Hoare triple {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:04,862 INFO L263 TraceCheckUtils]: 23: Hoare triple {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:04,862 INFO L280 TraceCheckUtils]: 24: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:04,862 INFO L280 TraceCheckUtils]: 25: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:04,863 INFO L280 TraceCheckUtils]: 26: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:04,863 INFO L280 TraceCheckUtils]: 27: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:04,864 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1266#true} {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:04,865 INFO L280 TraceCheckUtils]: 29: Hoare triple {1462#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:04,866 INFO L280 TraceCheckUtils]: 30: Hoare triple {1462#(<= |fibo_#in~n| 3)} assume true; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:04,867 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1462#(<= |fibo_#in~n| 3)} {1266#true} #39#return; {1390#(<= fibo_~n 4)} is VALID [2020-07-08 12:15:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:05,076 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,077 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,077 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,077 INFO L280 TraceCheckUtils]: 3: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,078 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:05,082 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,083 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,083 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,083 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,084 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,084 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,084 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,085 INFO L263 TraceCheckUtils]: 3: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,085 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,085 INFO L280 TraceCheckUtils]: 5: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,086 INFO L280 TraceCheckUtils]: 6: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,086 INFO L280 TraceCheckUtils]: 7: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,086 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,087 INFO L280 TraceCheckUtils]: 9: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,087 INFO L263 TraceCheckUtils]: 10: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,087 INFO L280 TraceCheckUtils]: 11: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,088 INFO L280 TraceCheckUtils]: 12: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,088 INFO L280 TraceCheckUtils]: 13: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,088 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,088 INFO L280 TraceCheckUtils]: 15: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,089 INFO L280 TraceCheckUtils]: 16: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,090 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:05,097 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,098 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,098 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,098 INFO L280 TraceCheckUtils]: 3: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,100 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,101 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,102 INFO L280 TraceCheckUtils]: 1: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:05,102 INFO L280 TraceCheckUtils]: 2: Hoare triple {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,103 INFO L263 TraceCheckUtils]: 3: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,103 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,103 INFO L280 TraceCheckUtils]: 5: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,104 INFO L280 TraceCheckUtils]: 6: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,104 INFO L263 TraceCheckUtils]: 7: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,104 INFO L280 TraceCheckUtils]: 8: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,105 INFO L280 TraceCheckUtils]: 9: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,105 INFO L280 TraceCheckUtils]: 10: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,105 INFO L280 TraceCheckUtils]: 11: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,106 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,106 INFO L280 TraceCheckUtils]: 13: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,106 INFO L263 TraceCheckUtils]: 14: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,106 INFO L280 TraceCheckUtils]: 15: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,107 INFO L280 TraceCheckUtils]: 16: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,107 INFO L280 TraceCheckUtils]: 17: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,108 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,108 INFO L280 TraceCheckUtils]: 19: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,108 INFO L280 TraceCheckUtils]: 20: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,110 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,111 INFO L280 TraceCheckUtils]: 22: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,111 INFO L263 TraceCheckUtils]: 23: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,111 INFO L280 TraceCheckUtils]: 24: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,112 INFO L280 TraceCheckUtils]: 25: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,112 INFO L280 TraceCheckUtils]: 26: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,112 INFO L280 TraceCheckUtils]: 27: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,114 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,115 INFO L280 TraceCheckUtils]: 29: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,115 INFO L280 TraceCheckUtils]: 30: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume true; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,117 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1539#(<= 2 |fibo_#in~n|)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:05,132 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,133 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,133 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,133 INFO L280 TraceCheckUtils]: 3: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,135 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1266#true} {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,135 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,136 INFO L280 TraceCheckUtils]: 1: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,137 INFO L280 TraceCheckUtils]: 2: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,137 INFO L263 TraceCheckUtils]: 3: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,138 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,139 INFO L280 TraceCheckUtils]: 5: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:05,140 INFO L280 TraceCheckUtils]: 6: Hoare triple {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,140 INFO L263 TraceCheckUtils]: 7: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,140 INFO L280 TraceCheckUtils]: 8: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,140 INFO L280 TraceCheckUtils]: 9: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,141 INFO L280 TraceCheckUtils]: 10: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,141 INFO L263 TraceCheckUtils]: 11: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,141 INFO L280 TraceCheckUtils]: 12: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,142 INFO L280 TraceCheckUtils]: 13: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,142 INFO L280 TraceCheckUtils]: 14: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,142 INFO L280 TraceCheckUtils]: 15: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,142 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,143 INFO L280 TraceCheckUtils]: 17: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,143 INFO L263 TraceCheckUtils]: 18: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,143 INFO L280 TraceCheckUtils]: 19: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,144 INFO L280 TraceCheckUtils]: 20: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,144 INFO L280 TraceCheckUtils]: 21: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,144 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,146 INFO L280 TraceCheckUtils]: 23: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,146 INFO L280 TraceCheckUtils]: 24: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,148 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,148 INFO L280 TraceCheckUtils]: 26: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,149 INFO L263 TraceCheckUtils]: 27: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,150 INFO L280 TraceCheckUtils]: 28: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,150 INFO L280 TraceCheckUtils]: 29: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,151 INFO L280 TraceCheckUtils]: 30: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,153 INFO L280 TraceCheckUtils]: 31: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,156 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,157 INFO L280 TraceCheckUtils]: 33: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,158 INFO L280 TraceCheckUtils]: 34: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume true; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,160 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1539#(<= 2 |fibo_#in~n|)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:05,173 INFO L280 TraceCheckUtils]: 36: Hoare triple {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:05,173 INFO L263 TraceCheckUtils]: 37: Hoare triple {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,173 INFO L280 TraceCheckUtils]: 38: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,173 INFO L280 TraceCheckUtils]: 39: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,173 INFO L280 TraceCheckUtils]: 40: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,174 INFO L280 TraceCheckUtils]: 41: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,175 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1266#true} {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,175 INFO L280 TraceCheckUtils]: 43: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,175 INFO L280 TraceCheckUtils]: 44: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume true; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,176 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {1513#(<= 3 |fibo_#in~n|)} {1390#(<= fibo_~n 4)} #41#return; {1267#false} is VALID [2020-07-08 12:15:05,178 INFO L280 TraceCheckUtils]: 0: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,179 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,179 INFO L280 TraceCheckUtils]: 2: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,179 INFO L263 TraceCheckUtils]: 3: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,179 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,180 INFO L280 TraceCheckUtils]: 5: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,180 INFO L280 TraceCheckUtils]: 6: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,180 INFO L263 TraceCheckUtils]: 7: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,181 INFO L280 TraceCheckUtils]: 8: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,181 INFO L280 TraceCheckUtils]: 9: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,182 INFO L280 TraceCheckUtils]: 10: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,182 INFO L263 TraceCheckUtils]: 11: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,182 INFO L280 TraceCheckUtils]: 12: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,182 INFO L280 TraceCheckUtils]: 13: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,183 INFO L280 TraceCheckUtils]: 14: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:05,183 INFO L280 TraceCheckUtils]: 15: Hoare triple {1474#(<= |fibo_#in~n| 1)} assume true; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:05,184 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1474#(<= |fibo_#in~n| 1)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:05,185 INFO L280 TraceCheckUtils]: 17: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:05,185 INFO L263 TraceCheckUtils]: 18: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,185 INFO L280 TraceCheckUtils]: 19: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,185 INFO L280 TraceCheckUtils]: 20: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,185 INFO L280 TraceCheckUtils]: 21: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,186 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1266#true} {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:05,186 INFO L280 TraceCheckUtils]: 23: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:05,187 INFO L280 TraceCheckUtils]: 24: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume true; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:05,188 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {1473#(<= |fibo_#in~n| 2)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:05,188 INFO L280 TraceCheckUtils]: 26: Hoare triple {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:05,189 INFO L263 TraceCheckUtils]: 27: Hoare triple {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,189 INFO L280 TraceCheckUtils]: 28: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,189 INFO L280 TraceCheckUtils]: 29: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,189 INFO L280 TraceCheckUtils]: 30: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,189 INFO L280 TraceCheckUtils]: 31: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,191 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1266#true} {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:05,195 INFO L280 TraceCheckUtils]: 33: Hoare triple {1462#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:05,197 INFO L280 TraceCheckUtils]: 34: Hoare triple {1462#(<= |fibo_#in~n| 3)} assume true; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:05,198 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1462#(<= |fibo_#in~n| 3)} {1266#true} #39#return; {1390#(<= fibo_~n 4)} is VALID [2020-07-08 12:15:05,199 INFO L280 TraceCheckUtils]: 36: Hoare triple {1390#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1390#(<= fibo_~n 4)} is VALID [2020-07-08 12:15:05,199 INFO L263 TraceCheckUtils]: 37: Hoare triple {1390#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,199 INFO L280 TraceCheckUtils]: 38: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,200 INFO L280 TraceCheckUtils]: 39: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,201 INFO L280 TraceCheckUtils]: 40: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,201 INFO L263 TraceCheckUtils]: 41: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,201 INFO L280 TraceCheckUtils]: 42: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,202 INFO L280 TraceCheckUtils]: 43: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:05,203 INFO L280 TraceCheckUtils]: 44: Hoare triple {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,203 INFO L263 TraceCheckUtils]: 45: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,203 INFO L280 TraceCheckUtils]: 46: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,203 INFO L280 TraceCheckUtils]: 47: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,204 INFO L280 TraceCheckUtils]: 48: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,204 INFO L263 TraceCheckUtils]: 49: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,204 INFO L280 TraceCheckUtils]: 50: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,204 INFO L280 TraceCheckUtils]: 51: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,204 INFO L280 TraceCheckUtils]: 52: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,205 INFO L280 TraceCheckUtils]: 53: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,205 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,205 INFO L280 TraceCheckUtils]: 55: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,205 INFO L263 TraceCheckUtils]: 56: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,205 INFO L280 TraceCheckUtils]: 57: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,206 INFO L280 TraceCheckUtils]: 58: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,206 INFO L280 TraceCheckUtils]: 59: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,206 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,206 INFO L280 TraceCheckUtils]: 61: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,206 INFO L280 TraceCheckUtils]: 62: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,207 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,208 INFO L280 TraceCheckUtils]: 64: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,208 INFO L263 TraceCheckUtils]: 65: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,208 INFO L280 TraceCheckUtils]: 66: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,209 INFO L280 TraceCheckUtils]: 67: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,209 INFO L280 TraceCheckUtils]: 68: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,209 INFO L280 TraceCheckUtils]: 69: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,210 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,211 INFO L280 TraceCheckUtils]: 71: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,211 INFO L280 TraceCheckUtils]: 72: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume true; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,213 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {1539#(<= 2 |fibo_#in~n|)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:05,213 INFO L280 TraceCheckUtils]: 74: Hoare triple {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:05,214 INFO L263 TraceCheckUtils]: 75: Hoare triple {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,214 INFO L280 TraceCheckUtils]: 76: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,214 INFO L280 TraceCheckUtils]: 77: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,214 INFO L280 TraceCheckUtils]: 78: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,214 INFO L280 TraceCheckUtils]: 79: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,215 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {1266#true} {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,216 INFO L280 TraceCheckUtils]: 81: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,216 INFO L280 TraceCheckUtils]: 82: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume true; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,217 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {1513#(<= 3 |fibo_#in~n|)} {1390#(<= fibo_~n 4)} #41#return; {1267#false} is VALID [2020-07-08 12:15:05,218 INFO L280 TraceCheckUtils]: 84: Hoare triple {1267#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1267#false} is VALID [2020-07-08 12:15:05,218 INFO L280 TraceCheckUtils]: 85: Hoare triple {1267#false} assume true; {1267#false} is VALID [2020-07-08 12:15:05,218 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {1267#false} {1270#(<= 5 main_~x~0)} #37#return; {1267#false} is VALID [2020-07-08 12:15:05,226 INFO L263 TraceCheckUtils]: 0: Hoare triple {1266#true} call ULTIMATE.init(); {1266#true} is VALID [2020-07-08 12:15:05,226 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,226 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1266#true} {1266#true} #33#return; {1266#true} is VALID [2020-07-08 12:15:05,227 INFO L263 TraceCheckUtils]: 3: Hoare triple {1266#true} call #t~ret3 := main(); {1266#true} is VALID [2020-07-08 12:15:05,227 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~x~0 := 5; {1270#(<= 5 main_~x~0)} is VALID [2020-07-08 12:15:05,228 INFO L263 TraceCheckUtils]: 5: Hoare triple {1270#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {1266#true} is VALID [2020-07-08 12:15:05,228 INFO L280 TraceCheckUtils]: 6: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,228 INFO L280 TraceCheckUtils]: 7: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,228 INFO L280 TraceCheckUtils]: 8: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,228 INFO L263 TraceCheckUtils]: 9: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,229 INFO L280 TraceCheckUtils]: 10: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,229 INFO L280 TraceCheckUtils]: 11: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,230 INFO L280 TraceCheckUtils]: 12: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,230 INFO L263 TraceCheckUtils]: 13: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,231 INFO L280 TraceCheckUtils]: 14: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,231 INFO L280 TraceCheckUtils]: 15: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,232 INFO L280 TraceCheckUtils]: 16: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,232 INFO L263 TraceCheckUtils]: 17: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,232 INFO L280 TraceCheckUtils]: 18: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,233 INFO L280 TraceCheckUtils]: 19: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,233 INFO L280 TraceCheckUtils]: 20: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:05,234 INFO L280 TraceCheckUtils]: 21: Hoare triple {1474#(<= |fibo_#in~n| 1)} assume true; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:05,235 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1474#(<= |fibo_#in~n| 1)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:05,236 INFO L280 TraceCheckUtils]: 23: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:05,236 INFO L263 TraceCheckUtils]: 24: Hoare triple {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,236 INFO L280 TraceCheckUtils]: 25: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,236 INFO L280 TraceCheckUtils]: 26: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,237 INFO L280 TraceCheckUtils]: 27: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,238 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1266#true} {1468#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:05,238 INFO L280 TraceCheckUtils]: 29: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:05,239 INFO L280 TraceCheckUtils]: 30: Hoare triple {1473#(<= |fibo_#in~n| 2)} assume true; {1473#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:05,240 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1473#(<= |fibo_#in~n| 2)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:05,241 INFO L280 TraceCheckUtils]: 32: Hoare triple {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:05,241 INFO L263 TraceCheckUtils]: 33: Hoare triple {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,241 INFO L280 TraceCheckUtils]: 34: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,241 INFO L280 TraceCheckUtils]: 35: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,242 INFO L280 TraceCheckUtils]: 36: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,242 INFO L280 TraceCheckUtils]: 37: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,243 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1266#true} {1456#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:05,243 INFO L280 TraceCheckUtils]: 39: Hoare triple {1462#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:05,244 INFO L280 TraceCheckUtils]: 40: Hoare triple {1462#(<= |fibo_#in~n| 3)} assume true; {1462#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:05,245 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1462#(<= |fibo_#in~n| 3)} {1266#true} #39#return; {1390#(<= fibo_~n 4)} is VALID [2020-07-08 12:15:05,246 INFO L280 TraceCheckUtils]: 42: Hoare triple {1390#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1390#(<= fibo_~n 4)} is VALID [2020-07-08 12:15:05,246 INFO L263 TraceCheckUtils]: 43: Hoare triple {1390#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,246 INFO L280 TraceCheckUtils]: 44: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,247 INFO L280 TraceCheckUtils]: 45: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,247 INFO L280 TraceCheckUtils]: 46: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,248 INFO L263 TraceCheckUtils]: 47: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,248 INFO L280 TraceCheckUtils]: 48: Hoare triple {1266#true} ~n := #in~n; {1437#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,249 INFO L280 TraceCheckUtils]: 49: Hoare triple {1437#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:05,250 INFO L280 TraceCheckUtils]: 50: Hoare triple {1514#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,250 INFO L263 TraceCheckUtils]: 51: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,250 INFO L280 TraceCheckUtils]: 52: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,250 INFO L280 TraceCheckUtils]: 53: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,251 INFO L280 TraceCheckUtils]: 54: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,251 INFO L263 TraceCheckUtils]: 55: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,251 INFO L280 TraceCheckUtils]: 56: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,251 INFO L280 TraceCheckUtils]: 57: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,251 INFO L280 TraceCheckUtils]: 58: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,252 INFO L280 TraceCheckUtils]: 59: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,252 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,252 INFO L280 TraceCheckUtils]: 61: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,252 INFO L263 TraceCheckUtils]: 62: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,252 INFO L280 TraceCheckUtils]: 63: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,252 INFO L280 TraceCheckUtils]: 64: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,253 INFO L280 TraceCheckUtils]: 65: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,253 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,253 INFO L280 TraceCheckUtils]: 67: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,253 INFO L280 TraceCheckUtils]: 68: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,254 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,255 INFO L280 TraceCheckUtils]: 70: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:05,255 INFO L263 TraceCheckUtils]: 71: Hoare triple {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,255 INFO L280 TraceCheckUtils]: 72: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,255 INFO L280 TraceCheckUtils]: 73: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,256 INFO L280 TraceCheckUtils]: 74: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,256 INFO L280 TraceCheckUtils]: 75: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,257 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {1266#true} {1515#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,258 INFO L280 TraceCheckUtils]: 77: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,258 INFO L280 TraceCheckUtils]: 78: Hoare triple {1539#(<= 2 |fibo_#in~n|)} assume true; {1539#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,259 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {1539#(<= 2 |fibo_#in~n|)} {1437#(= fibo_~n |fibo_#in~n|)} #39#return; {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:05,260 INFO L280 TraceCheckUtils]: 80: Hoare triple {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:05,261 INFO L263 TraceCheckUtils]: 81: Hoare triple {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,261 INFO L280 TraceCheckUtils]: 82: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,261 INFO L280 TraceCheckUtils]: 83: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,261 INFO L280 TraceCheckUtils]: 84: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,261 INFO L280 TraceCheckUtils]: 85: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,262 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {1266#true} {1507#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,263 INFO L280 TraceCheckUtils]: 87: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,263 INFO L280 TraceCheckUtils]: 88: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume true; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,264 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {1513#(<= 3 |fibo_#in~n|)} {1390#(<= fibo_~n 4)} #41#return; {1267#false} is VALID [2020-07-08 12:15:05,265 INFO L280 TraceCheckUtils]: 90: Hoare triple {1267#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1267#false} is VALID [2020-07-08 12:15:05,265 INFO L280 TraceCheckUtils]: 91: Hoare triple {1267#false} assume true; {1267#false} is VALID [2020-07-08 12:15:05,265 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {1267#false} {1270#(<= 5 main_~x~0)} #37#return; {1267#false} is VALID [2020-07-08 12:15:05,265 INFO L280 TraceCheckUtils]: 93: Hoare triple {1267#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1267#false} is VALID [2020-07-08 12:15:05,265 INFO L280 TraceCheckUtils]: 94: Hoare triple {1267#false} assume 5 != ~result~0; {1267#false} is VALID [2020-07-08 12:15:05,266 INFO L280 TraceCheckUtils]: 95: Hoare triple {1267#false} assume !false; {1267#false} is VALID [2020-07-08 12:15:05,275 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 99 proven. 145 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-07-08 12:15:05,275 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418251960] [2020-07-08 12:15:05,276 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119736907] [2020-07-08 12:15:05,276 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 [2020-07-08 12:15:05,315 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2020-07-08 12:15:05,315 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-08 12:15:05,316 INFO L264 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-08 12:15:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:05,342 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:15:05,567 INFO L263 TraceCheckUtils]: 0: Hoare triple {1266#true} call ULTIMATE.init(); {1266#true} is VALID [2020-07-08 12:15:05,567 INFO L280 TraceCheckUtils]: 1: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,568 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1266#true} {1266#true} #33#return; {1266#true} is VALID [2020-07-08 12:15:05,568 INFO L263 TraceCheckUtils]: 3: Hoare triple {1266#true} call #t~ret3 := main(); {1266#true} is VALID [2020-07-08 12:15:05,568 INFO L280 TraceCheckUtils]: 4: Hoare triple {1266#true} ~x~0 := 5; {1266#true} is VALID [2020-07-08 12:15:05,568 INFO L263 TraceCheckUtils]: 5: Hoare triple {1266#true} call #t~ret2 := fibo(~x~0); {1266#true} is VALID [2020-07-08 12:15:05,568 INFO L280 TraceCheckUtils]: 6: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,569 INFO L280 TraceCheckUtils]: 7: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,569 INFO L280 TraceCheckUtils]: 8: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,569 INFO L263 TraceCheckUtils]: 9: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,569 INFO L280 TraceCheckUtils]: 10: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,569 INFO L280 TraceCheckUtils]: 11: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,569 INFO L280 TraceCheckUtils]: 12: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,570 INFO L263 TraceCheckUtils]: 13: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,570 INFO L280 TraceCheckUtils]: 14: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,570 INFO L280 TraceCheckUtils]: 15: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,570 INFO L280 TraceCheckUtils]: 16: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,570 INFO L263 TraceCheckUtils]: 17: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,571 INFO L280 TraceCheckUtils]: 18: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,571 INFO L280 TraceCheckUtils]: 19: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,571 INFO L280 TraceCheckUtils]: 20: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,571 INFO L280 TraceCheckUtils]: 21: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,571 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,571 INFO L280 TraceCheckUtils]: 23: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,572 INFO L263 TraceCheckUtils]: 24: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,572 INFO L280 TraceCheckUtils]: 25: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,572 INFO L280 TraceCheckUtils]: 26: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,572 INFO L280 TraceCheckUtils]: 27: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,572 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,573 INFO L280 TraceCheckUtils]: 29: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,573 INFO L280 TraceCheckUtils]: 30: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,573 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,573 INFO L280 TraceCheckUtils]: 32: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,573 INFO L263 TraceCheckUtils]: 33: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,573 INFO L280 TraceCheckUtils]: 34: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,574 INFO L280 TraceCheckUtils]: 35: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,574 INFO L280 TraceCheckUtils]: 36: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,574 INFO L280 TraceCheckUtils]: 37: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,574 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,574 INFO L280 TraceCheckUtils]: 39: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,574 INFO L280 TraceCheckUtils]: 40: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,575 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,575 INFO L280 TraceCheckUtils]: 42: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,575 INFO L263 TraceCheckUtils]: 43: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,575 INFO L280 TraceCheckUtils]: 44: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,575 INFO L280 TraceCheckUtils]: 45: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,576 INFO L280 TraceCheckUtils]: 46: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,576 INFO L263 TraceCheckUtils]: 47: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,577 INFO L280 TraceCheckUtils]: 48: Hoare triple {1266#true} ~n := #in~n; {1696#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,577 INFO L280 TraceCheckUtils]: 49: Hoare triple {1696#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1696#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,578 INFO L280 TraceCheckUtils]: 50: Hoare triple {1696#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1696#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,578 INFO L263 TraceCheckUtils]: 51: Hoare triple {1696#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,578 INFO L280 TraceCheckUtils]: 52: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,578 INFO L280 TraceCheckUtils]: 53: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,579 INFO L280 TraceCheckUtils]: 54: Hoare triple {1266#true} assume !(1 == ~n); {1266#true} is VALID [2020-07-08 12:15:05,579 INFO L263 TraceCheckUtils]: 55: Hoare triple {1266#true} call #t~ret0 := fibo(~n - 1); {1266#true} is VALID [2020-07-08 12:15:05,579 INFO L280 TraceCheckUtils]: 56: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,579 INFO L280 TraceCheckUtils]: 57: Hoare triple {1266#true} assume !(~n < 1); {1266#true} is VALID [2020-07-08 12:15:05,579 INFO L280 TraceCheckUtils]: 58: Hoare triple {1266#true} assume 1 == ~n;#res := 1; {1266#true} is VALID [2020-07-08 12:15:05,579 INFO L280 TraceCheckUtils]: 59: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,580 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {1266#true} {1266#true} #39#return; {1266#true} is VALID [2020-07-08 12:15:05,580 INFO L280 TraceCheckUtils]: 61: Hoare triple {1266#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1266#true} is VALID [2020-07-08 12:15:05,580 INFO L263 TraceCheckUtils]: 62: Hoare triple {1266#true} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,581 INFO L280 TraceCheckUtils]: 63: Hoare triple {1266#true} ~n := #in~n; {1266#true} is VALID [2020-07-08 12:15:05,581 INFO L280 TraceCheckUtils]: 64: Hoare triple {1266#true} assume ~n < 1;#res := 0; {1266#true} is VALID [2020-07-08 12:15:05,581 INFO L280 TraceCheckUtils]: 65: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,582 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {1266#true} {1266#true} #41#return; {1266#true} is VALID [2020-07-08 12:15:05,582 INFO L280 TraceCheckUtils]: 67: Hoare triple {1266#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1266#true} is VALID [2020-07-08 12:15:05,582 INFO L280 TraceCheckUtils]: 68: Hoare triple {1266#true} assume true; {1266#true} is VALID [2020-07-08 12:15:05,584 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {1266#true} {1696#(<= fibo_~n |fibo_#in~n|)} #39#return; {1696#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,586 INFO L280 TraceCheckUtils]: 70: Hoare triple {1696#(<= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1696#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,587 INFO L263 TraceCheckUtils]: 71: Hoare triple {1696#(<= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,590 INFO L280 TraceCheckUtils]: 72: Hoare triple {1266#true} ~n := #in~n; {1696#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,591 INFO L280 TraceCheckUtils]: 73: Hoare triple {1696#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1772#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,592 INFO L280 TraceCheckUtils]: 74: Hoare triple {1772#(<= 1 |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1772#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,592 INFO L280 TraceCheckUtils]: 75: Hoare triple {1772#(<= 1 |fibo_#in~n|)} assume true; {1772#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,593 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {1772#(<= 1 |fibo_#in~n|)} {1696#(<= fibo_~n |fibo_#in~n|)} #41#return; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,594 INFO L280 TraceCheckUtils]: 77: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,595 INFO L280 TraceCheckUtils]: 78: Hoare triple {1513#(<= 3 |fibo_#in~n|)} assume true; {1513#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:05,596 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {1513#(<= 3 |fibo_#in~n|)} {1266#true} #39#return; {1791#(<= 4 fibo_~n)} is VALID [2020-07-08 12:15:05,596 INFO L280 TraceCheckUtils]: 80: Hoare triple {1791#(<= 4 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1791#(<= 4 fibo_~n)} is VALID [2020-07-08 12:15:05,596 INFO L263 TraceCheckUtils]: 81: Hoare triple {1791#(<= 4 fibo_~n)} call #t~ret1 := fibo(~n - 2); {1266#true} is VALID [2020-07-08 12:15:05,597 INFO L280 TraceCheckUtils]: 82: Hoare triple {1266#true} ~n := #in~n; {1801#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:05,598 INFO L280 TraceCheckUtils]: 83: Hoare triple {1801#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1801#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-08 12:15:05,598 INFO L280 TraceCheckUtils]: 84: Hoare triple {1801#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:05,599 INFO L280 TraceCheckUtils]: 85: Hoare triple {1474#(<= |fibo_#in~n| 1)} assume true; {1474#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:05,600 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {1474#(<= |fibo_#in~n| 1)} {1791#(<= 4 fibo_~n)} #41#return; {1267#false} is VALID [2020-07-08 12:15:05,600 INFO L280 TraceCheckUtils]: 87: Hoare triple {1267#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1267#false} is VALID [2020-07-08 12:15:05,600 INFO L280 TraceCheckUtils]: 88: Hoare triple {1267#false} assume true; {1267#false} is VALID [2020-07-08 12:15:05,600 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {1267#false} {1266#true} #41#return; {1267#false} is VALID [2020-07-08 12:15:05,600 INFO L280 TraceCheckUtils]: 90: Hoare triple {1267#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1267#false} is VALID [2020-07-08 12:15:05,601 INFO L280 TraceCheckUtils]: 91: Hoare triple {1267#false} assume true; {1267#false} is VALID [2020-07-08 12:15:05,601 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {1267#false} {1266#true} #37#return; {1267#false} is VALID [2020-07-08 12:15:05,601 INFO L280 TraceCheckUtils]: 93: Hoare triple {1267#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1267#false} is VALID [2020-07-08 12:15:05,601 INFO L280 TraceCheckUtils]: 94: Hoare triple {1267#false} assume 5 != ~result~0; {1267#false} is VALID [2020-07-08 12:15:05,601 INFO L280 TraceCheckUtils]: 95: Hoare triple {1267#false} assume !false; {1267#false} is VALID [2020-07-08 12:15:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 174 proven. 17 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2020-07-08 12:15:05,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:15:05,609 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8] total 19 [2020-07-08 12:15:05,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493875926] [2020-07-08 12:15:05,612 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 96 [2020-07-08 12:15:05,680 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:05,681 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states. [2020-07-08 12:15:05,770 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:05,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-07-08 12:15:05,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:05,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-07-08 12:15:05,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2020-07-08 12:15:05,772 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 19 states. [2020-07-08 12:15:06,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:06,960 INFO L93 Difference]: Finished difference Result 89 states and 132 transitions. [2020-07-08 12:15:06,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-08 12:15:06,960 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 96 [2020-07-08 12:15:06,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:06,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-08 12:15:06,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-08 12:15:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-08 12:15:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-08 12:15:06,973 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 95 transitions. [2020-07-08 12:15:07,099 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:07,103 INFO L225 Difference]: With dead ends: 89 [2020-07-08 12:15:07,103 INFO L226 Difference]: Without dead ends: 57 [2020-07-08 12:15:07,105 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=166, Invalid=536, Unknown=0, NotChecked=0, Total=702 [2020-07-08 12:15:07,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-08 12:15:07,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-07-08 12:15:07,142 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:07,142 INFO L82 GeneralOperation]: Start isEquivalent. First operand 57 states. Second operand 54 states. [2020-07-08 12:15:07,142 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 54 states. [2020-07-08 12:15:07,142 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 54 states. [2020-07-08 12:15:07,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:07,147 INFO L93 Difference]: Finished difference Result 57 states and 67 transitions. [2020-07-08 12:15:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2020-07-08 12:15:07,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:07,148 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:07,149 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 57 states. [2020-07-08 12:15:07,149 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 57 states. [2020-07-08 12:15:07,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:07,153 INFO L93 Difference]: Finished difference Result 57 states and 67 transitions. [2020-07-08 12:15:07,153 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2020-07-08 12:15:07,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:07,154 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:07,154 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:07,154 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:07,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-08 12:15:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 64 transitions. [2020-07-08 12:15:07,158 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 64 transitions. Word has length 96 [2020-07-08 12:15:07,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:07,158 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 64 transitions. [2020-07-08 12:15:07,158 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-07-08 12:15:07,159 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2020-07-08 12:15:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-08 12:15:07,161 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:07,161 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:15:07,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:07,362 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:07,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:07,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1040445716, now seen corresponding path program 4 times [2020-07-08 12:15:07,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:07,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661737894] [2020-07-08 12:15:07,364 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,460 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,460 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2157#true} {2157#true} #33#return; {2157#true} is VALID [2020-07-08 12:15:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,717 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,718 INFO L280 TraceCheckUtils]: 1: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,718 INFO L280 TraceCheckUtils]: 2: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,719 INFO L280 TraceCheckUtils]: 3: Hoare triple {2497#(<= |fibo_#in~n| 1)} assume true; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,720 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2497#(<= |fibo_#in~n| 1)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,726 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,726 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:07,726 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,728 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2157#true} {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,729 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,730 INFO L280 TraceCheckUtils]: 1: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,730 INFO L280 TraceCheckUtils]: 2: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,730 INFO L263 TraceCheckUtils]: 3: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,731 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,732 INFO L280 TraceCheckUtils]: 5: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,732 INFO L280 TraceCheckUtils]: 6: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,733 INFO L280 TraceCheckUtils]: 7: Hoare triple {2497#(<= |fibo_#in~n| 1)} assume true; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,734 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2497#(<= |fibo_#in~n| 1)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:07,735 INFO L280 TraceCheckUtils]: 9: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:07,735 INFO L263 TraceCheckUtils]: 10: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,736 INFO L280 TraceCheckUtils]: 11: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,736 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:07,736 INFO L280 TraceCheckUtils]: 13: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,737 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2157#true} {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,738 INFO L280 TraceCheckUtils]: 15: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,738 INFO L280 TraceCheckUtils]: 16: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume true; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,740 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2496#(<= |fibo_#in~n| 2)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,745 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,746 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,746 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:07,746 INFO L280 TraceCheckUtils]: 3: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,747 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2157#true} {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:07,748 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,749 INFO L280 TraceCheckUtils]: 1: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,749 INFO L280 TraceCheckUtils]: 2: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,750 INFO L263 TraceCheckUtils]: 3: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,750 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,751 INFO L280 TraceCheckUtils]: 5: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,751 INFO L280 TraceCheckUtils]: 6: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,752 INFO L263 TraceCheckUtils]: 7: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,752 INFO L280 TraceCheckUtils]: 8: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,753 INFO L280 TraceCheckUtils]: 9: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,753 INFO L280 TraceCheckUtils]: 10: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,754 INFO L280 TraceCheckUtils]: 11: Hoare triple {2497#(<= |fibo_#in~n| 1)} assume true; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,756 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2497#(<= |fibo_#in~n| 1)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:07,756 INFO L280 TraceCheckUtils]: 13: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:07,757 INFO L263 TraceCheckUtils]: 14: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,757 INFO L280 TraceCheckUtils]: 15: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,757 INFO L280 TraceCheckUtils]: 16: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:07,757 INFO L280 TraceCheckUtils]: 17: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,759 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2157#true} {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,759 INFO L280 TraceCheckUtils]: 19: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,760 INFO L280 TraceCheckUtils]: 20: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume true; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,761 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2496#(<= |fibo_#in~n| 2)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:07,762 INFO L280 TraceCheckUtils]: 22: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:07,762 INFO L263 TraceCheckUtils]: 23: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,762 INFO L280 TraceCheckUtils]: 24: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,762 INFO L280 TraceCheckUtils]: 25: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,763 INFO L280 TraceCheckUtils]: 26: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:07,763 INFO L280 TraceCheckUtils]: 27: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,764 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2157#true} {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:07,764 INFO L280 TraceCheckUtils]: 29: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:07,765 INFO L280 TraceCheckUtils]: 30: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume true; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:07,766 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2485#(<= |fibo_#in~n| 3)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 12:15:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,780 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,780 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,781 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:07,781 INFO L280 TraceCheckUtils]: 3: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,781 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,784 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,785 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:07,785 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,785 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:07,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,786 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:07,786 INFO L263 TraceCheckUtils]: 3: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,786 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,787 INFO L280 TraceCheckUtils]: 5: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,787 INFO L280 TraceCheckUtils]: 6: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:07,787 INFO L280 TraceCheckUtils]: 7: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,787 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:07,787 INFO L280 TraceCheckUtils]: 9: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:07,788 INFO L263 TraceCheckUtils]: 10: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,788 INFO L280 TraceCheckUtils]: 11: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,788 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:07,788 INFO L280 TraceCheckUtils]: 13: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,788 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:07,789 INFO L280 TraceCheckUtils]: 15: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:07,789 INFO L280 TraceCheckUtils]: 16: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,791 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2157#true} {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #41#return; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:07,792 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,793 INFO L280 TraceCheckUtils]: 1: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,794 INFO L280 TraceCheckUtils]: 2: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,794 INFO L263 TraceCheckUtils]: 3: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,795 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,796 INFO L280 TraceCheckUtils]: 5: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,796 INFO L280 TraceCheckUtils]: 6: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,797 INFO L263 TraceCheckUtils]: 7: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,797 INFO L280 TraceCheckUtils]: 8: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,798 INFO L280 TraceCheckUtils]: 9: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,799 INFO L280 TraceCheckUtils]: 10: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,799 INFO L263 TraceCheckUtils]: 11: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,800 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,800 INFO L280 TraceCheckUtils]: 13: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:07,801 INFO L280 TraceCheckUtils]: 14: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,802 INFO L280 TraceCheckUtils]: 15: Hoare triple {2497#(<= |fibo_#in~n| 1)} assume true; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:07,804 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2497#(<= |fibo_#in~n| 1)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:07,805 INFO L280 TraceCheckUtils]: 17: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:07,805 INFO L263 TraceCheckUtils]: 18: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,805 INFO L280 TraceCheckUtils]: 19: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,805 INFO L280 TraceCheckUtils]: 20: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:07,806 INFO L280 TraceCheckUtils]: 21: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,807 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2157#true} {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,807 INFO L280 TraceCheckUtils]: 23: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,808 INFO L280 TraceCheckUtils]: 24: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume true; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:07,809 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2496#(<= |fibo_#in~n| 2)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:07,810 INFO L280 TraceCheckUtils]: 26: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:07,810 INFO L263 TraceCheckUtils]: 27: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,810 INFO L280 TraceCheckUtils]: 28: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,811 INFO L280 TraceCheckUtils]: 29: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,811 INFO L280 TraceCheckUtils]: 30: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:07,811 INFO L280 TraceCheckUtils]: 31: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,812 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2157#true} {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:07,813 INFO L280 TraceCheckUtils]: 33: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:07,813 INFO L280 TraceCheckUtils]: 34: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume true; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:07,815 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2485#(<= |fibo_#in~n| 3)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 12:15:07,815 INFO L280 TraceCheckUtils]: 36: Hoare triple {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 12:15:07,816 INFO L263 TraceCheckUtils]: 37: Hoare triple {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,816 INFO L280 TraceCheckUtils]: 38: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,816 INFO L280 TraceCheckUtils]: 39: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,816 INFO L280 TraceCheckUtils]: 40: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:07,817 INFO L263 TraceCheckUtils]: 41: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:07,817 INFO L280 TraceCheckUtils]: 42: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,817 INFO L280 TraceCheckUtils]: 43: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:07,817 INFO L280 TraceCheckUtils]: 44: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:07,817 INFO L280 TraceCheckUtils]: 45: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,818 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:07,818 INFO L280 TraceCheckUtils]: 47: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:07,818 INFO L263 TraceCheckUtils]: 48: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:07,818 INFO L280 TraceCheckUtils]: 49: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:07,818 INFO L280 TraceCheckUtils]: 50: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:07,819 INFO L280 TraceCheckUtils]: 51: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,819 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:07,819 INFO L280 TraceCheckUtils]: 53: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:07,819 INFO L280 TraceCheckUtils]: 54: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:07,821 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2157#true} {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #41#return; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:07,822 INFO L280 TraceCheckUtils]: 56: Hoare triple {2460#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:07,823 INFO L280 TraceCheckUtils]: 57: Hoare triple {2460#(<= |fibo_#in~n| 4)} assume true; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:07,824 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2460#(<= |fibo_#in~n| 4)} {2157#true} #39#return; {2348#(<= fibo_~n 5)} is VALID [2020-07-08 12:15:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,038 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,039 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,039 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,039 INFO L280 TraceCheckUtils]: 3: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,040 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,055 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,055 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,056 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,057 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:08,060 INFO L280 TraceCheckUtils]: 2: Hoare triple {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,060 INFO L263 TraceCheckUtils]: 3: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,060 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,061 INFO L280 TraceCheckUtils]: 5: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,061 INFO L280 TraceCheckUtils]: 6: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,061 INFO L280 TraceCheckUtils]: 7: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,062 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,063 INFO L280 TraceCheckUtils]: 9: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,064 INFO L263 TraceCheckUtils]: 10: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,064 INFO L280 TraceCheckUtils]: 11: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,064 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,064 INFO L280 TraceCheckUtils]: 13: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,066 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,067 INFO L280 TraceCheckUtils]: 15: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,067 INFO L280 TraceCheckUtils]: 16: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume true; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,069 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2595#(<= 2 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,076 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,077 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,077 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,077 INFO L280 TraceCheckUtils]: 3: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,079 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2157#true} {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,079 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,080 INFO L280 TraceCheckUtils]: 1: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,081 INFO L280 TraceCheckUtils]: 2: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,081 INFO L263 TraceCheckUtils]: 3: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,082 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,082 INFO L280 TraceCheckUtils]: 5: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:08,083 INFO L280 TraceCheckUtils]: 6: Hoare triple {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,083 INFO L263 TraceCheckUtils]: 7: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,084 INFO L280 TraceCheckUtils]: 8: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,084 INFO L280 TraceCheckUtils]: 9: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,084 INFO L280 TraceCheckUtils]: 10: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,084 INFO L280 TraceCheckUtils]: 11: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,085 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,086 INFO L280 TraceCheckUtils]: 13: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,086 INFO L263 TraceCheckUtils]: 14: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,086 INFO L280 TraceCheckUtils]: 15: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,087 INFO L280 TraceCheckUtils]: 16: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,087 INFO L280 TraceCheckUtils]: 17: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,088 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,089 INFO L280 TraceCheckUtils]: 19: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,089 INFO L280 TraceCheckUtils]: 20: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume true; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,090 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2595#(<= 2 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,092 INFO L280 TraceCheckUtils]: 22: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,092 INFO L263 TraceCheckUtils]: 23: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,092 INFO L280 TraceCheckUtils]: 24: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,092 INFO L280 TraceCheckUtils]: 25: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,093 INFO L280 TraceCheckUtils]: 26: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,093 INFO L280 TraceCheckUtils]: 27: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,094 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2157#true} {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,095 INFO L280 TraceCheckUtils]: 29: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,095 INFO L280 TraceCheckUtils]: 30: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume true; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,097 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2583#(<= 3 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} is VALID [2020-07-08 12:15:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,111 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,112 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,112 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,112 INFO L280 TraceCheckUtils]: 3: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,112 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,115 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,115 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,116 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,116 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,116 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,116 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,117 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,117 INFO L263 TraceCheckUtils]: 3: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,117 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,117 INFO L280 TraceCheckUtils]: 5: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,117 INFO L280 TraceCheckUtils]: 6: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,118 INFO L280 TraceCheckUtils]: 7: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,118 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,118 INFO L280 TraceCheckUtils]: 9: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,118 INFO L263 TraceCheckUtils]: 10: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,118 INFO L280 TraceCheckUtils]: 11: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,119 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,119 INFO L280 TraceCheckUtils]: 13: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,119 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,119 INFO L280 TraceCheckUtils]: 15: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,119 INFO L280 TraceCheckUtils]: 16: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,121 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2157#true} {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} #41#return; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,122 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,122 INFO L280 TraceCheckUtils]: 1: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,123 INFO L280 TraceCheckUtils]: 2: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,123 INFO L263 TraceCheckUtils]: 3: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,124 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,124 INFO L280 TraceCheckUtils]: 5: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,125 INFO L280 TraceCheckUtils]: 6: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,125 INFO L263 TraceCheckUtils]: 7: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,125 INFO L280 TraceCheckUtils]: 8: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,126 INFO L280 TraceCheckUtils]: 9: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:08,127 INFO L280 TraceCheckUtils]: 10: Hoare triple {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,127 INFO L263 TraceCheckUtils]: 11: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,127 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,127 INFO L280 TraceCheckUtils]: 13: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,128 INFO L280 TraceCheckUtils]: 14: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,128 INFO L280 TraceCheckUtils]: 15: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,129 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,129 INFO L280 TraceCheckUtils]: 17: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,130 INFO L263 TraceCheckUtils]: 18: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,130 INFO L280 TraceCheckUtils]: 19: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,130 INFO L280 TraceCheckUtils]: 20: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,133 INFO L280 TraceCheckUtils]: 21: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,135 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,136 INFO L280 TraceCheckUtils]: 23: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,136 INFO L280 TraceCheckUtils]: 24: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume true; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,138 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2595#(<= 2 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,139 INFO L280 TraceCheckUtils]: 26: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,139 INFO L263 TraceCheckUtils]: 27: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,139 INFO L280 TraceCheckUtils]: 28: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,140 INFO L280 TraceCheckUtils]: 29: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,140 INFO L280 TraceCheckUtils]: 30: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,140 INFO L280 TraceCheckUtils]: 31: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,142 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2157#true} {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,142 INFO L280 TraceCheckUtils]: 33: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,143 INFO L280 TraceCheckUtils]: 34: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume true; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,144 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2583#(<= 3 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} is VALID [2020-07-08 12:15:08,146 INFO L280 TraceCheckUtils]: 36: Hoare triple {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} is VALID [2020-07-08 12:15:08,146 INFO L263 TraceCheckUtils]: 37: Hoare triple {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,146 INFO L280 TraceCheckUtils]: 38: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,147 INFO L280 TraceCheckUtils]: 39: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,147 INFO L280 TraceCheckUtils]: 40: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,147 INFO L263 TraceCheckUtils]: 41: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,147 INFO L280 TraceCheckUtils]: 42: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,148 INFO L280 TraceCheckUtils]: 43: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,148 INFO L280 TraceCheckUtils]: 44: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,148 INFO L280 TraceCheckUtils]: 45: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,148 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,148 INFO L280 TraceCheckUtils]: 47: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,149 INFO L263 TraceCheckUtils]: 48: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,149 INFO L280 TraceCheckUtils]: 49: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,149 INFO L280 TraceCheckUtils]: 50: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,149 INFO L280 TraceCheckUtils]: 51: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,149 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,150 INFO L280 TraceCheckUtils]: 53: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,150 INFO L280 TraceCheckUtils]: 54: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,151 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2157#true} {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} #41#return; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,152 INFO L280 TraceCheckUtils]: 56: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,152 INFO L280 TraceCheckUtils]: 57: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume true; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,153 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2558#(<= 4 |fibo_#in~n|)} {2348#(<= fibo_~n 5)} #41#return; {2158#false} is VALID [2020-07-08 12:15:08,158 INFO L280 TraceCheckUtils]: 0: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,158 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,158 INFO L280 TraceCheckUtils]: 2: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,158 INFO L263 TraceCheckUtils]: 3: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,160 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,160 INFO L280 TraceCheckUtils]: 5: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,161 INFO L280 TraceCheckUtils]: 6: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,161 INFO L263 TraceCheckUtils]: 7: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,161 INFO L280 TraceCheckUtils]: 8: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,162 INFO L280 TraceCheckUtils]: 9: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,162 INFO L280 TraceCheckUtils]: 10: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,163 INFO L263 TraceCheckUtils]: 11: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,163 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,164 INFO L280 TraceCheckUtils]: 13: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,164 INFO L280 TraceCheckUtils]: 14: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,164 INFO L263 TraceCheckUtils]: 15: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,165 INFO L280 TraceCheckUtils]: 16: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,165 INFO L280 TraceCheckUtils]: 17: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,166 INFO L280 TraceCheckUtils]: 18: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:08,167 INFO L280 TraceCheckUtils]: 19: Hoare triple {2497#(<= |fibo_#in~n| 1)} assume true; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:08,168 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2497#(<= |fibo_#in~n| 1)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:08,169 INFO L280 TraceCheckUtils]: 21: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:08,169 INFO L263 TraceCheckUtils]: 22: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,169 INFO L280 TraceCheckUtils]: 23: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,169 INFO L280 TraceCheckUtils]: 24: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,169 INFO L280 TraceCheckUtils]: 25: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,171 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2157#true} {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:08,171 INFO L280 TraceCheckUtils]: 27: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:08,172 INFO L280 TraceCheckUtils]: 28: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume true; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:08,173 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2496#(<= |fibo_#in~n| 2)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:08,174 INFO L280 TraceCheckUtils]: 30: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:08,174 INFO L263 TraceCheckUtils]: 31: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,175 INFO L280 TraceCheckUtils]: 32: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,175 INFO L280 TraceCheckUtils]: 33: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,175 INFO L280 TraceCheckUtils]: 34: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,175 INFO L280 TraceCheckUtils]: 35: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,177 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2157#true} {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:08,177 INFO L280 TraceCheckUtils]: 37: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:08,178 INFO L280 TraceCheckUtils]: 38: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume true; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:08,179 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2485#(<= |fibo_#in~n| 3)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 12:15:08,180 INFO L280 TraceCheckUtils]: 40: Hoare triple {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 12:15:08,181 INFO L263 TraceCheckUtils]: 41: Hoare triple {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,181 INFO L280 TraceCheckUtils]: 42: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,181 INFO L280 TraceCheckUtils]: 43: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,181 INFO L280 TraceCheckUtils]: 44: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,182 INFO L263 TraceCheckUtils]: 45: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,182 INFO L280 TraceCheckUtils]: 46: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,182 INFO L280 TraceCheckUtils]: 47: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,182 INFO L280 TraceCheckUtils]: 48: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,182 INFO L280 TraceCheckUtils]: 49: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,183 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,183 INFO L280 TraceCheckUtils]: 51: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,183 INFO L263 TraceCheckUtils]: 52: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,184 INFO L280 TraceCheckUtils]: 53: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,184 INFO L280 TraceCheckUtils]: 54: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,184 INFO L280 TraceCheckUtils]: 55: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,184 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,184 INFO L280 TraceCheckUtils]: 57: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,185 INFO L280 TraceCheckUtils]: 58: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,186 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2157#true} {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #41#return; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:08,187 INFO L280 TraceCheckUtils]: 60: Hoare triple {2460#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:08,188 INFO L280 TraceCheckUtils]: 61: Hoare triple {2460#(<= |fibo_#in~n| 4)} assume true; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:08,189 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2460#(<= |fibo_#in~n| 4)} {2157#true} #39#return; {2348#(<= fibo_~n 5)} is VALID [2020-07-08 12:15:08,190 INFO L280 TraceCheckUtils]: 63: Hoare triple {2348#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2348#(<= fibo_~n 5)} is VALID [2020-07-08 12:15:08,190 INFO L263 TraceCheckUtils]: 64: Hoare triple {2348#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,190 INFO L280 TraceCheckUtils]: 65: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,191 INFO L280 TraceCheckUtils]: 66: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,191 INFO L280 TraceCheckUtils]: 67: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,192 INFO L263 TraceCheckUtils]: 68: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,192 INFO L280 TraceCheckUtils]: 69: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,193 INFO L280 TraceCheckUtils]: 70: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,193 INFO L280 TraceCheckUtils]: 71: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,193 INFO L263 TraceCheckUtils]: 72: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,194 INFO L280 TraceCheckUtils]: 73: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,195 INFO L280 TraceCheckUtils]: 74: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:08,195 INFO L280 TraceCheckUtils]: 75: Hoare triple {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,196 INFO L263 TraceCheckUtils]: 76: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,196 INFO L280 TraceCheckUtils]: 77: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,196 INFO L280 TraceCheckUtils]: 78: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,196 INFO L280 TraceCheckUtils]: 79: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,196 INFO L280 TraceCheckUtils]: 80: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,197 INFO L275 TraceCheckUtils]: 81: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,198 INFO L280 TraceCheckUtils]: 82: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,198 INFO L263 TraceCheckUtils]: 83: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,198 INFO L280 TraceCheckUtils]: 84: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,198 INFO L280 TraceCheckUtils]: 85: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,199 INFO L280 TraceCheckUtils]: 86: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,200 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,201 INFO L280 TraceCheckUtils]: 88: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,201 INFO L280 TraceCheckUtils]: 89: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume true; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,202 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {2595#(<= 2 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,203 INFO L280 TraceCheckUtils]: 91: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,203 INFO L263 TraceCheckUtils]: 92: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,204 INFO L280 TraceCheckUtils]: 93: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,204 INFO L280 TraceCheckUtils]: 94: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,204 INFO L280 TraceCheckUtils]: 95: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,204 INFO L280 TraceCheckUtils]: 96: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,205 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2157#true} {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,206 INFO L280 TraceCheckUtils]: 98: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,207 INFO L280 TraceCheckUtils]: 99: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume true; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,208 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2583#(<= 3 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} is VALID [2020-07-08 12:15:08,209 INFO L280 TraceCheckUtils]: 101: Hoare triple {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} is VALID [2020-07-08 12:15:08,209 INFO L263 TraceCheckUtils]: 102: Hoare triple {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,209 INFO L280 TraceCheckUtils]: 103: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,210 INFO L280 TraceCheckUtils]: 104: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,210 INFO L280 TraceCheckUtils]: 105: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,210 INFO L263 TraceCheckUtils]: 106: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,210 INFO L280 TraceCheckUtils]: 107: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,210 INFO L280 TraceCheckUtils]: 108: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,211 INFO L280 TraceCheckUtils]: 109: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,211 INFO L280 TraceCheckUtils]: 110: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,211 INFO L275 TraceCheckUtils]: 111: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,211 INFO L280 TraceCheckUtils]: 112: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,211 INFO L263 TraceCheckUtils]: 113: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,212 INFO L280 TraceCheckUtils]: 114: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,212 INFO L280 TraceCheckUtils]: 115: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,212 INFO L280 TraceCheckUtils]: 116: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,212 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,212 INFO L280 TraceCheckUtils]: 118: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,213 INFO L280 TraceCheckUtils]: 119: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,214 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {2157#true} {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} #41#return; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,215 INFO L280 TraceCheckUtils]: 121: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,215 INFO L280 TraceCheckUtils]: 122: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume true; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,216 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {2558#(<= 4 |fibo_#in~n|)} {2348#(<= fibo_~n 5)} #41#return; {2158#false} is VALID [2020-07-08 12:15:08,217 INFO L280 TraceCheckUtils]: 124: Hoare triple {2158#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2158#false} is VALID [2020-07-08 12:15:08,217 INFO L280 TraceCheckUtils]: 125: Hoare triple {2158#false} assume true; {2158#false} is VALID [2020-07-08 12:15:08,217 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {2158#false} {2161#(<= main_~x~0 5)} #37#return; {2158#false} is VALID [2020-07-08 12:15:08,239 INFO L263 TraceCheckUtils]: 0: Hoare triple {2157#true} call ULTIMATE.init(); {2157#true} is VALID [2020-07-08 12:15:08,239 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,239 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2157#true} {2157#true} #33#return; {2157#true} is VALID [2020-07-08 12:15:08,239 INFO L263 TraceCheckUtils]: 3: Hoare triple {2157#true} call #t~ret3 := main(); {2157#true} is VALID [2020-07-08 12:15:08,242 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~x~0 := 5; {2161#(<= main_~x~0 5)} is VALID [2020-07-08 12:15:08,243 INFO L263 TraceCheckUtils]: 5: Hoare triple {2161#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2157#true} is VALID [2020-07-08 12:15:08,243 INFO L280 TraceCheckUtils]: 6: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,243 INFO L280 TraceCheckUtils]: 7: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,243 INFO L280 TraceCheckUtils]: 8: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,244 INFO L263 TraceCheckUtils]: 9: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,244 INFO L280 TraceCheckUtils]: 10: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,245 INFO L280 TraceCheckUtils]: 11: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,245 INFO L280 TraceCheckUtils]: 12: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,245 INFO L263 TraceCheckUtils]: 13: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,246 INFO L280 TraceCheckUtils]: 14: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,247 INFO L280 TraceCheckUtils]: 15: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,247 INFO L280 TraceCheckUtils]: 16: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,247 INFO L263 TraceCheckUtils]: 17: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,248 INFO L280 TraceCheckUtils]: 18: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,248 INFO L280 TraceCheckUtils]: 19: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,249 INFO L280 TraceCheckUtils]: 20: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,249 INFO L263 TraceCheckUtils]: 21: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,250 INFO L280 TraceCheckUtils]: 22: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,250 INFO L280 TraceCheckUtils]: 23: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,251 INFO L280 TraceCheckUtils]: 24: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:08,251 INFO L280 TraceCheckUtils]: 25: Hoare triple {2497#(<= |fibo_#in~n| 1)} assume true; {2497#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:08,252 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2497#(<= |fibo_#in~n| 1)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:08,253 INFO L280 TraceCheckUtils]: 27: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:08,254 INFO L263 TraceCheckUtils]: 28: Hoare triple {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,254 INFO L280 TraceCheckUtils]: 29: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,254 INFO L280 TraceCheckUtils]: 30: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,254 INFO L280 TraceCheckUtils]: 31: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,255 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2157#true} {2491#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:08,256 INFO L280 TraceCheckUtils]: 33: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:08,256 INFO L280 TraceCheckUtils]: 34: Hoare triple {2496#(<= |fibo_#in~n| 2)} assume true; {2496#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:08,258 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2496#(<= |fibo_#in~n| 2)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:08,258 INFO L280 TraceCheckUtils]: 36: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} is VALID [2020-07-08 12:15:08,259 INFO L263 TraceCheckUtils]: 37: Hoare triple {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,259 INFO L280 TraceCheckUtils]: 38: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,259 INFO L280 TraceCheckUtils]: 39: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,259 INFO L280 TraceCheckUtils]: 40: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,260 INFO L280 TraceCheckUtils]: 41: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,261 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2157#true} {2479#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 3))} #41#return; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:08,261 INFO L280 TraceCheckUtils]: 43: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:08,262 INFO L280 TraceCheckUtils]: 44: Hoare triple {2485#(<= |fibo_#in~n| 3)} assume true; {2485#(<= |fibo_#in~n| 3)} is VALID [2020-07-08 12:15:08,263 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2485#(<= |fibo_#in~n| 3)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 12:15:08,264 INFO L280 TraceCheckUtils]: 46: Hoare triple {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} is VALID [2020-07-08 12:15:08,264 INFO L263 TraceCheckUtils]: 47: Hoare triple {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,264 INFO L280 TraceCheckUtils]: 48: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,264 INFO L280 TraceCheckUtils]: 49: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,264 INFO L280 TraceCheckUtils]: 50: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,265 INFO L263 TraceCheckUtils]: 51: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,265 INFO L280 TraceCheckUtils]: 52: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,265 INFO L280 TraceCheckUtils]: 53: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,265 INFO L280 TraceCheckUtils]: 54: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,265 INFO L280 TraceCheckUtils]: 55: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,266 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,266 INFO L280 TraceCheckUtils]: 57: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,266 INFO L263 TraceCheckUtils]: 58: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,266 INFO L280 TraceCheckUtils]: 59: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,266 INFO L280 TraceCheckUtils]: 60: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,267 INFO L280 TraceCheckUtils]: 61: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,267 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,267 INFO L280 TraceCheckUtils]: 63: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,267 INFO L280 TraceCheckUtils]: 64: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,269 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2157#true} {2441#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 4))} #41#return; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:08,270 INFO L280 TraceCheckUtils]: 66: Hoare triple {2460#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:08,270 INFO L280 TraceCheckUtils]: 67: Hoare triple {2460#(<= |fibo_#in~n| 4)} assume true; {2460#(<= |fibo_#in~n| 4)} is VALID [2020-07-08 12:15:08,271 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2460#(<= |fibo_#in~n| 4)} {2157#true} #39#return; {2348#(<= fibo_~n 5)} is VALID [2020-07-08 12:15:08,272 INFO L280 TraceCheckUtils]: 69: Hoare triple {2348#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2348#(<= fibo_~n 5)} is VALID [2020-07-08 12:15:08,272 INFO L263 TraceCheckUtils]: 70: Hoare triple {2348#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,273 INFO L280 TraceCheckUtils]: 71: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,273 INFO L280 TraceCheckUtils]: 72: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,274 INFO L280 TraceCheckUtils]: 73: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,274 INFO L263 TraceCheckUtils]: 74: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,294 INFO L280 TraceCheckUtils]: 75: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,295 INFO L280 TraceCheckUtils]: 76: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,296 INFO L280 TraceCheckUtils]: 77: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,296 INFO L263 TraceCheckUtils]: 78: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,296 INFO L280 TraceCheckUtils]: 79: Hoare triple {2157#true} ~n := #in~n; {2408#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,297 INFO L280 TraceCheckUtils]: 80: Hoare triple {2408#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:08,298 INFO L280 TraceCheckUtils]: 81: Hoare triple {2584#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,298 INFO L263 TraceCheckUtils]: 82: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,298 INFO L280 TraceCheckUtils]: 83: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,299 INFO L280 TraceCheckUtils]: 84: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,299 INFO L280 TraceCheckUtils]: 85: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,299 INFO L280 TraceCheckUtils]: 86: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,301 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,302 INFO L280 TraceCheckUtils]: 88: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:08,302 INFO L263 TraceCheckUtils]: 89: Hoare triple {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,302 INFO L280 TraceCheckUtils]: 90: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,303 INFO L280 TraceCheckUtils]: 91: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,303 INFO L280 TraceCheckUtils]: 92: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,304 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2157#true} {2585#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,305 INFO L280 TraceCheckUtils]: 94: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,305 INFO L280 TraceCheckUtils]: 95: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume true; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,307 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2595#(<= 2 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,307 INFO L280 TraceCheckUtils]: 97: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} is VALID [2020-07-08 12:15:08,308 INFO L263 TraceCheckUtils]: 98: Hoare triple {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,308 INFO L280 TraceCheckUtils]: 99: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,308 INFO L280 TraceCheckUtils]: 100: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,308 INFO L280 TraceCheckUtils]: 101: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,308 INFO L280 TraceCheckUtils]: 102: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,309 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2157#true} {2577#(and (= fibo_~n |fibo_#in~n|) (<= 3 fibo_~n))} #41#return; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,310 INFO L280 TraceCheckUtils]: 104: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,310 INFO L280 TraceCheckUtils]: 105: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume true; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,312 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {2583#(<= 3 |fibo_#in~n|)} {2408#(= fibo_~n |fibo_#in~n|)} #39#return; {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} is VALID [2020-07-08 12:15:08,313 INFO L280 TraceCheckUtils]: 107: Hoare triple {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} is VALID [2020-07-08 12:15:08,313 INFO L263 TraceCheckUtils]: 108: Hoare triple {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,313 INFO L280 TraceCheckUtils]: 109: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,313 INFO L280 TraceCheckUtils]: 110: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,313 INFO L280 TraceCheckUtils]: 111: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,313 INFO L263 TraceCheckUtils]: 112: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,314 INFO L280 TraceCheckUtils]: 113: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,314 INFO L280 TraceCheckUtils]: 114: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,314 INFO L280 TraceCheckUtils]: 115: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,314 INFO L280 TraceCheckUtils]: 116: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,314 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,314 INFO L280 TraceCheckUtils]: 118: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,315 INFO L263 TraceCheckUtils]: 119: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,315 INFO L280 TraceCheckUtils]: 120: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,315 INFO L280 TraceCheckUtils]: 121: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,315 INFO L280 TraceCheckUtils]: 122: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,315 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,316 INFO L280 TraceCheckUtils]: 124: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,316 INFO L280 TraceCheckUtils]: 125: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,317 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {2157#true} {2539#(and (= fibo_~n |fibo_#in~n|) (<= 4 fibo_~n))} #41#return; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,317 INFO L280 TraceCheckUtils]: 127: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,318 INFO L280 TraceCheckUtils]: 128: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume true; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,319 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {2558#(<= 4 |fibo_#in~n|)} {2348#(<= fibo_~n 5)} #41#return; {2158#false} is VALID [2020-07-08 12:15:08,319 INFO L280 TraceCheckUtils]: 130: Hoare triple {2158#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2158#false} is VALID [2020-07-08 12:15:08,319 INFO L280 TraceCheckUtils]: 131: Hoare triple {2158#false} assume true; {2158#false} is VALID [2020-07-08 12:15:08,319 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2158#false} {2161#(<= main_~x~0 5)} #37#return; {2158#false} is VALID [2020-07-08 12:15:08,320 INFO L280 TraceCheckUtils]: 133: Hoare triple {2158#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2158#false} is VALID [2020-07-08 12:15:08,320 INFO L280 TraceCheckUtils]: 134: Hoare triple {2158#false} assume 5 != ~result~0; {2158#false} is VALID [2020-07-08 12:15:08,320 INFO L280 TraceCheckUtils]: 135: Hoare triple {2158#false} assume !false; {2158#false} is VALID [2020-07-08 12:15:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 198 proven. 308 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2020-07-08 12:15:08,335 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661737894] [2020-07-08 12:15:08,335 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1691619141] [2020-07-08 12:15:08,335 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 [2020-07-08 12:15:08,416 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-08 12:15:08,416 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-08 12:15:08,418 INFO L264 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-08 12:15:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:08,460 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:15:08,694 INFO L263 TraceCheckUtils]: 0: Hoare triple {2157#true} call ULTIMATE.init(); {2157#true} is VALID [2020-07-08 12:15:08,695 INFO L280 TraceCheckUtils]: 1: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,695 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2157#true} {2157#true} #33#return; {2157#true} is VALID [2020-07-08 12:15:08,695 INFO L263 TraceCheckUtils]: 3: Hoare triple {2157#true} call #t~ret3 := main(); {2157#true} is VALID [2020-07-08 12:15:08,697 INFO L280 TraceCheckUtils]: 4: Hoare triple {2157#true} ~x~0 := 5; {2161#(<= main_~x~0 5)} is VALID [2020-07-08 12:15:08,697 INFO L263 TraceCheckUtils]: 5: Hoare triple {2161#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2157#true} is VALID [2020-07-08 12:15:08,698 INFO L280 TraceCheckUtils]: 6: Hoare triple {2157#true} ~n := #in~n; {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,705 INFO L280 TraceCheckUtils]: 7: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,705 INFO L280 TraceCheckUtils]: 8: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,705 INFO L263 TraceCheckUtils]: 9: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,706 INFO L280 TraceCheckUtils]: 10: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,706 INFO L280 TraceCheckUtils]: 11: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,706 INFO L280 TraceCheckUtils]: 12: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,706 INFO L263 TraceCheckUtils]: 13: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,706 INFO L280 TraceCheckUtils]: 14: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,706 INFO L280 TraceCheckUtils]: 15: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,707 INFO L280 TraceCheckUtils]: 16: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,707 INFO L263 TraceCheckUtils]: 17: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,707 INFO L280 TraceCheckUtils]: 18: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,707 INFO L280 TraceCheckUtils]: 19: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,708 INFO L280 TraceCheckUtils]: 20: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,708 INFO L263 TraceCheckUtils]: 21: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,708 INFO L280 TraceCheckUtils]: 22: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,708 INFO L280 TraceCheckUtils]: 23: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,708 INFO L280 TraceCheckUtils]: 24: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,709 INFO L280 TraceCheckUtils]: 25: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,709 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,709 INFO L280 TraceCheckUtils]: 27: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,709 INFO L263 TraceCheckUtils]: 28: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,709 INFO L280 TraceCheckUtils]: 29: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,709 INFO L280 TraceCheckUtils]: 30: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,710 INFO L280 TraceCheckUtils]: 31: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,710 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,710 INFO L280 TraceCheckUtils]: 33: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,710 INFO L280 TraceCheckUtils]: 34: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,710 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,711 INFO L280 TraceCheckUtils]: 36: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,711 INFO L263 TraceCheckUtils]: 37: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,711 INFO L280 TraceCheckUtils]: 38: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,711 INFO L280 TraceCheckUtils]: 39: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,712 INFO L280 TraceCheckUtils]: 40: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,712 INFO L280 TraceCheckUtils]: 41: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,712 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,712 INFO L280 TraceCheckUtils]: 43: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,712 INFO L280 TraceCheckUtils]: 44: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,713 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,713 INFO L280 TraceCheckUtils]: 46: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,713 INFO L263 TraceCheckUtils]: 47: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,713 INFO L280 TraceCheckUtils]: 48: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,713 INFO L280 TraceCheckUtils]: 49: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,713 INFO L280 TraceCheckUtils]: 50: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,714 INFO L263 TraceCheckUtils]: 51: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,714 INFO L280 TraceCheckUtils]: 52: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,714 INFO L280 TraceCheckUtils]: 53: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,714 INFO L280 TraceCheckUtils]: 54: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,714 INFO L280 TraceCheckUtils]: 55: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,714 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,715 INFO L280 TraceCheckUtils]: 57: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,715 INFO L263 TraceCheckUtils]: 58: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,715 INFO L280 TraceCheckUtils]: 59: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,715 INFO L280 TraceCheckUtils]: 60: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,715 INFO L280 TraceCheckUtils]: 61: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,715 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,716 INFO L280 TraceCheckUtils]: 63: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,716 INFO L280 TraceCheckUtils]: 64: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,716 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,716 INFO L280 TraceCheckUtils]: 66: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,716 INFO L280 TraceCheckUtils]: 67: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,717 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2157#true} {2626#(<= fibo_~n |fibo_#in~n|)} #39#return; {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,718 INFO L280 TraceCheckUtils]: 69: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,718 INFO L263 TraceCheckUtils]: 70: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,719 INFO L280 TraceCheckUtils]: 71: Hoare triple {2157#true} ~n := #in~n; {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,719 INFO L280 TraceCheckUtils]: 72: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,720 INFO L280 TraceCheckUtils]: 73: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,720 INFO L263 TraceCheckUtils]: 74: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,720 INFO L280 TraceCheckUtils]: 75: Hoare triple {2157#true} ~n := #in~n; {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,721 INFO L280 TraceCheckUtils]: 76: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,721 INFO L280 TraceCheckUtils]: 77: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,722 INFO L263 TraceCheckUtils]: 78: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,722 INFO L280 TraceCheckUtils]: 79: Hoare triple {2157#true} ~n := #in~n; {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,723 INFO L280 TraceCheckUtils]: 80: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,723 INFO L280 TraceCheckUtils]: 81: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,723 INFO L263 TraceCheckUtils]: 82: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,724 INFO L280 TraceCheckUtils]: 83: Hoare triple {2157#true} ~n := #in~n; {2626#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,725 INFO L280 TraceCheckUtils]: 84: Hoare triple {2626#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2861#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,725 INFO L280 TraceCheckUtils]: 85: Hoare triple {2861#(<= 1 |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2861#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,726 INFO L280 TraceCheckUtils]: 86: Hoare triple {2861#(<= 1 |fibo_#in~n|)} assume true; {2861#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,727 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2861#(<= 1 |fibo_#in~n|)} {2626#(<= fibo_~n |fibo_#in~n|)} #39#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,727 INFO L280 TraceCheckUtils]: 88: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,728 INFO L263 TraceCheckUtils]: 89: Hoare triple {2595#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,728 INFO L280 TraceCheckUtils]: 90: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,728 INFO L280 TraceCheckUtils]: 91: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,728 INFO L280 TraceCheckUtils]: 92: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,729 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2157#true} {2595#(<= 2 |fibo_#in~n|)} #41#return; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,730 INFO L280 TraceCheckUtils]: 94: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,730 INFO L280 TraceCheckUtils]: 95: Hoare triple {2595#(<= 2 |fibo_#in~n|)} assume true; {2595#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,731 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2595#(<= 2 |fibo_#in~n|)} {2626#(<= fibo_~n |fibo_#in~n|)} #39#return; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,732 INFO L280 TraceCheckUtils]: 97: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,732 INFO L263 TraceCheckUtils]: 98: Hoare triple {2583#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,732 INFO L280 TraceCheckUtils]: 99: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,732 INFO L280 TraceCheckUtils]: 100: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,733 INFO L280 TraceCheckUtils]: 101: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,733 INFO L280 TraceCheckUtils]: 102: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,734 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2157#true} {2583#(<= 3 |fibo_#in~n|)} #41#return; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,734 INFO L280 TraceCheckUtils]: 104: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,735 INFO L280 TraceCheckUtils]: 105: Hoare triple {2583#(<= 3 |fibo_#in~n|)} assume true; {2583#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,736 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {2583#(<= 3 |fibo_#in~n|)} {2626#(<= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,736 INFO L280 TraceCheckUtils]: 107: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,736 INFO L263 TraceCheckUtils]: 108: Hoare triple {2558#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,737 INFO L280 TraceCheckUtils]: 109: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,737 INFO L280 TraceCheckUtils]: 110: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,737 INFO L280 TraceCheckUtils]: 111: Hoare triple {2157#true} assume !(1 == ~n); {2157#true} is VALID [2020-07-08 12:15:08,737 INFO L263 TraceCheckUtils]: 112: Hoare triple {2157#true} call #t~ret0 := fibo(~n - 1); {2157#true} is VALID [2020-07-08 12:15:08,737 INFO L280 TraceCheckUtils]: 113: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,737 INFO L280 TraceCheckUtils]: 114: Hoare triple {2157#true} assume !(~n < 1); {2157#true} is VALID [2020-07-08 12:15:08,738 INFO L280 TraceCheckUtils]: 115: Hoare triple {2157#true} assume 1 == ~n;#res := 1; {2157#true} is VALID [2020-07-08 12:15:08,738 INFO L280 TraceCheckUtils]: 116: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,738 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {2157#true} {2157#true} #39#return; {2157#true} is VALID [2020-07-08 12:15:08,738 INFO L280 TraceCheckUtils]: 118: Hoare triple {2157#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2157#true} is VALID [2020-07-08 12:15:08,738 INFO L263 TraceCheckUtils]: 119: Hoare triple {2157#true} call #t~ret1 := fibo(~n - 2); {2157#true} is VALID [2020-07-08 12:15:08,739 INFO L280 TraceCheckUtils]: 120: Hoare triple {2157#true} ~n := #in~n; {2157#true} is VALID [2020-07-08 12:15:08,739 INFO L280 TraceCheckUtils]: 121: Hoare triple {2157#true} assume ~n < 1;#res := 0; {2157#true} is VALID [2020-07-08 12:15:08,739 INFO L280 TraceCheckUtils]: 122: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,739 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {2157#true} {2157#true} #41#return; {2157#true} is VALID [2020-07-08 12:15:08,739 INFO L280 TraceCheckUtils]: 124: Hoare triple {2157#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2157#true} is VALID [2020-07-08 12:15:08,739 INFO L280 TraceCheckUtils]: 125: Hoare triple {2157#true} assume true; {2157#true} is VALID [2020-07-08 12:15:08,740 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {2157#true} {2558#(<= 4 |fibo_#in~n|)} #41#return; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,741 INFO L280 TraceCheckUtils]: 127: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,741 INFO L280 TraceCheckUtils]: 128: Hoare triple {2558#(<= 4 |fibo_#in~n|)} assume true; {2558#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,743 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {2558#(<= 4 |fibo_#in~n|)} {2626#(<= fibo_~n |fibo_#in~n|)} #41#return; {2997#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,743 INFO L280 TraceCheckUtils]: 130: Hoare triple {2997#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2997#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,744 INFO L280 TraceCheckUtils]: 131: Hoare triple {2997#(<= 6 |fibo_#in~n|)} assume true; {2997#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:08,745 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2997#(<= 6 |fibo_#in~n|)} {2161#(<= main_~x~0 5)} #37#return; {2158#false} is VALID [2020-07-08 12:15:08,745 INFO L280 TraceCheckUtils]: 133: Hoare triple {2158#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2158#false} is VALID [2020-07-08 12:15:08,745 INFO L280 TraceCheckUtils]: 134: Hoare triple {2158#false} assume 5 != ~result~0; {2158#false} is VALID [2020-07-08 12:15:08,745 INFO L280 TraceCheckUtils]: 135: Hoare triple {2158#false} assume !false; {2158#false} is VALID [2020-07-08 12:15:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 274 proven. 108 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2020-07-08 12:15:08,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:15:08,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 9] total 22 [2020-07-08 12:15:08,758 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431540436] [2020-07-08 12:15:08,759 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 136 [2020-07-08 12:15:08,824 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:08,825 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states. [2020-07-08 12:15:08,936 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:08,936 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-08 12:15:08,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:08,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-08 12:15:08,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2020-07-08 12:15:08,939 INFO L87 Difference]: Start difference. First operand 54 states and 64 transitions. Second operand 22 states. [2020-07-08 12:15:10,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:10,909 INFO L93 Difference]: Finished difference Result 130 states and 198 transitions. [2020-07-08 12:15:10,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-07-08 12:15:10,909 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 136 [2020-07-08 12:15:10,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:10,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-08 12:15:10,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 128 transitions. [2020-07-08 12:15:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-08 12:15:10,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 128 transitions. [2020-07-08 12:15:10,920 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 128 transitions. [2020-07-08 12:15:11,091 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 128 edges. 128 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:11,095 INFO L225 Difference]: With dead ends: 130 [2020-07-08 12:15:11,095 INFO L226 Difference]: Without dead ends: 70 [2020-07-08 12:15:11,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=266, Invalid=924, Unknown=0, NotChecked=0, Total=1190 [2020-07-08 12:15:11,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-07-08 12:15:11,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 63. [2020-07-08 12:15:11,171 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:11,171 INFO L82 GeneralOperation]: Start isEquivalent. First operand 70 states. Second operand 63 states. [2020-07-08 12:15:11,171 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 63 states. [2020-07-08 12:15:11,171 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 63 states. [2020-07-08 12:15:11,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:11,175 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-08 12:15:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-08 12:15:11,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:11,176 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:11,177 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 70 states. [2020-07-08 12:15:11,177 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 70 states. [2020-07-08 12:15:11,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:11,181 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-08 12:15:11,181 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-08 12:15:11,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:11,182 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:11,182 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:11,182 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:11,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-08 12:15:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 76 transitions. [2020-07-08 12:15:11,185 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 76 transitions. Word has length 136 [2020-07-08 12:15:11,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:11,186 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 76 transitions. [2020-07-08 12:15:11,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-08 12:15:11,186 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2020-07-08 12:15:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-08 12:15:11,188 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:11,188 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:15:11,401 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-08 12:15:11,402 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:11,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:11,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1200034344, now seen corresponding path program 5 times [2020-07-08 12:15:11,403 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:11,404 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839055289] [2020-07-08 12:15:11,404 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,508 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} assume true; {3438#true} is VALID [2020-07-08 12:15:11,508 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3438#true} {3438#true} #33#return; {3438#true} is VALID [2020-07-08 12:15:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,843 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,843 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,844 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,845 INFO L280 TraceCheckUtils]: 3: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,846 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,876 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,877 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,878 INFO L280 TraceCheckUtils]: 2: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,879 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:11,880 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,880 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,880 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:11,881 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:11,881 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,881 INFO L280 TraceCheckUtils]: 5: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,882 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,883 INFO L280 TraceCheckUtils]: 7: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,884 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,884 INFO L280 TraceCheckUtils]: 9: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,885 INFO L263 TraceCheckUtils]: 10: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:11,885 INFO L280 TraceCheckUtils]: 11: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,886 INFO L280 TraceCheckUtils]: 12: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,886 INFO L280 TraceCheckUtils]: 13: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,888 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:11,889 INFO L280 TraceCheckUtils]: 15: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,889 INFO L280 TraceCheckUtils]: 16: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,890 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,899 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,900 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,901 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,902 INFO L280 TraceCheckUtils]: 3: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,903 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:11,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,904 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,904 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:11,905 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:11,905 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,905 INFO L280 TraceCheckUtils]: 5: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,905 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:11,905 INFO L263 TraceCheckUtils]: 7: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:11,906 INFO L280 TraceCheckUtils]: 8: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,906 INFO L280 TraceCheckUtils]: 9: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,907 INFO L280 TraceCheckUtils]: 10: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,908 INFO L280 TraceCheckUtils]: 11: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,909 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,910 INFO L280 TraceCheckUtils]: 13: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,910 INFO L263 TraceCheckUtils]: 14: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:11,910 INFO L280 TraceCheckUtils]: 15: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,911 INFO L280 TraceCheckUtils]: 16: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,911 INFO L280 TraceCheckUtils]: 17: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,913 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:11,914 INFO L280 TraceCheckUtils]: 19: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,915 INFO L280 TraceCheckUtils]: 20: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,916 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,916 INFO L280 TraceCheckUtils]: 22: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,916 INFO L263 TraceCheckUtils]: 23: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:11,917 INFO L280 TraceCheckUtils]: 24: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,917 INFO L280 TraceCheckUtils]: 25: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,918 INFO L280 TraceCheckUtils]: 26: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,918 INFO L280 TraceCheckUtils]: 27: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,919 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:11,920 INFO L280 TraceCheckUtils]: 29: Hoare triple {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:11,921 INFO L280 TraceCheckUtils]: 30: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:11,922 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3438#true} #39#return; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,964 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,965 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,965 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,966 INFO L280 TraceCheckUtils]: 3: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,967 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:11,975 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,976 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,977 INFO L280 TraceCheckUtils]: 2: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,978 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:11,978 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,978 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,979 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:11,979 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:11,979 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,980 INFO L280 TraceCheckUtils]: 5: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,981 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,981 INFO L280 TraceCheckUtils]: 7: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,982 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,983 INFO L280 TraceCheckUtils]: 9: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,983 INFO L263 TraceCheckUtils]: 10: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:11,983 INFO L280 TraceCheckUtils]: 11: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,984 INFO L280 TraceCheckUtils]: 12: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,985 INFO L280 TraceCheckUtils]: 13: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,986 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:11,987 INFO L280 TraceCheckUtils]: 15: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,988 INFO L280 TraceCheckUtils]: 16: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,989 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3689#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-08 12:15:11,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,990 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,990 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:11,990 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:11,991 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,991 INFO L280 TraceCheckUtils]: 5: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,991 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:11,991 INFO L263 TraceCheckUtils]: 7: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:11,991 INFO L280 TraceCheckUtils]: 8: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,992 INFO L280 TraceCheckUtils]: 9: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,992 INFO L280 TraceCheckUtils]: 10: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:11,992 INFO L263 TraceCheckUtils]: 11: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:11,992 INFO L280 TraceCheckUtils]: 12: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,992 INFO L280 TraceCheckUtils]: 13: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:11,993 INFO L280 TraceCheckUtils]: 14: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,994 INFO L280 TraceCheckUtils]: 15: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:11,995 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,995 INFO L280 TraceCheckUtils]: 17: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:11,996 INFO L263 TraceCheckUtils]: 18: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:11,996 INFO L280 TraceCheckUtils]: 19: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:11,997 INFO L280 TraceCheckUtils]: 20: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,997 INFO L280 TraceCheckUtils]: 21: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:11,998 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:11,999 INFO L280 TraceCheckUtils]: 23: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,000 INFO L280 TraceCheckUtils]: 24: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,002 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,003 INFO L280 TraceCheckUtils]: 26: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,003 INFO L263 TraceCheckUtils]: 27: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,003 INFO L280 TraceCheckUtils]: 28: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,004 INFO L280 TraceCheckUtils]: 29: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,004 INFO L280 TraceCheckUtils]: 30: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,005 INFO L280 TraceCheckUtils]: 31: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,006 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:12,007 INFO L280 TraceCheckUtils]: 33: Hoare triple {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,008 INFO L280 TraceCheckUtils]: 34: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,009 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3438#true} #39#return; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:12,009 INFO L280 TraceCheckUtils]: 36: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:12,010 INFO L263 TraceCheckUtils]: 37: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,010 INFO L280 TraceCheckUtils]: 38: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,010 INFO L280 TraceCheckUtils]: 39: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,010 INFO L280 TraceCheckUtils]: 40: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,010 INFO L263 TraceCheckUtils]: 41: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,011 INFO L280 TraceCheckUtils]: 42: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,011 INFO L280 TraceCheckUtils]: 43: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,011 INFO L280 TraceCheckUtils]: 44: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,012 INFO L280 TraceCheckUtils]: 45: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,013 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,014 INFO L280 TraceCheckUtils]: 47: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,014 INFO L263 TraceCheckUtils]: 48: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,014 INFO L280 TraceCheckUtils]: 49: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,015 INFO L280 TraceCheckUtils]: 50: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,015 INFO L280 TraceCheckUtils]: 51: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,017 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,018 INFO L280 TraceCheckUtils]: 53: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,018 INFO L280 TraceCheckUtils]: 54: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,020 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3689#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-08 12:15:12,021 INFO L280 TraceCheckUtils]: 56: Hoare triple {3689#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:12,021 INFO L280 TraceCheckUtils]: 57: Hoare triple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:12,022 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3438#true} #39#return; {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-08 12:15:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:12,084 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,084 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,085 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,086 INFO L280 TraceCheckUtils]: 3: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,087 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:12,095 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,096 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,097 INFO L280 TraceCheckUtils]: 2: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,098 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,098 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,099 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,099 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,099 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,099 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,099 INFO L280 TraceCheckUtils]: 5: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,100 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,101 INFO L280 TraceCheckUtils]: 7: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,102 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,103 INFO L280 TraceCheckUtils]: 9: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,103 INFO L263 TraceCheckUtils]: 10: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,103 INFO L280 TraceCheckUtils]: 11: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,104 INFO L280 TraceCheckUtils]: 12: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,104 INFO L280 TraceCheckUtils]: 13: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,106 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,107 INFO L280 TraceCheckUtils]: 15: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,108 INFO L280 TraceCheckUtils]: 16: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,109 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:12,125 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,125 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,126 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,127 INFO L280 TraceCheckUtils]: 3: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,128 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:12,128 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,129 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,129 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,129 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,129 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,129 INFO L280 TraceCheckUtils]: 5: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,130 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,130 INFO L263 TraceCheckUtils]: 7: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,130 INFO L280 TraceCheckUtils]: 8: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,130 INFO L280 TraceCheckUtils]: 9: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,131 INFO L280 TraceCheckUtils]: 10: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,132 INFO L280 TraceCheckUtils]: 11: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,133 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,133 INFO L280 TraceCheckUtils]: 13: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,134 INFO L263 TraceCheckUtils]: 14: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,134 INFO L280 TraceCheckUtils]: 15: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,134 INFO L280 TraceCheckUtils]: 16: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,135 INFO L280 TraceCheckUtils]: 17: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,137 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,138 INFO L280 TraceCheckUtils]: 19: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,138 INFO L280 TraceCheckUtils]: 20: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,140 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,140 INFO L280 TraceCheckUtils]: 22: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,141 INFO L263 TraceCheckUtils]: 23: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,141 INFO L280 TraceCheckUtils]: 24: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,141 INFO L280 TraceCheckUtils]: 25: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,142 INFO L280 TraceCheckUtils]: 26: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,143 INFO L280 TraceCheckUtils]: 27: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,145 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:12,146 INFO L280 TraceCheckUtils]: 29: Hoare triple {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,147 INFO L280 TraceCheckUtils]: 30: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,148 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3636#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-08 12:15:12,150 INFO L280 TraceCheckUtils]: 0: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,150 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,150 INFO L280 TraceCheckUtils]: 2: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,151 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,151 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,151 INFO L280 TraceCheckUtils]: 5: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,151 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,151 INFO L263 TraceCheckUtils]: 7: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,152 INFO L280 TraceCheckUtils]: 8: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,152 INFO L280 TraceCheckUtils]: 9: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,152 INFO L280 TraceCheckUtils]: 10: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,152 INFO L263 TraceCheckUtils]: 11: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,152 INFO L280 TraceCheckUtils]: 12: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,153 INFO L280 TraceCheckUtils]: 13: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,153 INFO L280 TraceCheckUtils]: 14: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,153 INFO L263 TraceCheckUtils]: 15: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,153 INFO L280 TraceCheckUtils]: 16: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,154 INFO L280 TraceCheckUtils]: 17: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,154 INFO L280 TraceCheckUtils]: 18: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,155 INFO L280 TraceCheckUtils]: 19: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,156 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,157 INFO L280 TraceCheckUtils]: 21: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,157 INFO L263 TraceCheckUtils]: 22: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,158 INFO L280 TraceCheckUtils]: 23: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,158 INFO L280 TraceCheckUtils]: 24: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,159 INFO L280 TraceCheckUtils]: 25: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,160 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,161 INFO L280 TraceCheckUtils]: 27: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,162 INFO L280 TraceCheckUtils]: 28: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,163 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,163 INFO L280 TraceCheckUtils]: 30: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,164 INFO L263 TraceCheckUtils]: 31: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,164 INFO L280 TraceCheckUtils]: 32: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,164 INFO L280 TraceCheckUtils]: 33: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,165 INFO L280 TraceCheckUtils]: 34: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,165 INFO L280 TraceCheckUtils]: 35: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,167 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:12,168 INFO L280 TraceCheckUtils]: 37: Hoare triple {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,168 INFO L280 TraceCheckUtils]: 38: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,169 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3438#true} #39#return; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:12,170 INFO L280 TraceCheckUtils]: 40: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:12,170 INFO L263 TraceCheckUtils]: 41: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,171 INFO L280 TraceCheckUtils]: 42: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,171 INFO L280 TraceCheckUtils]: 43: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,171 INFO L280 TraceCheckUtils]: 44: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,171 INFO L263 TraceCheckUtils]: 45: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,172 INFO L280 TraceCheckUtils]: 46: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,172 INFO L280 TraceCheckUtils]: 47: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,173 INFO L280 TraceCheckUtils]: 48: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,173 INFO L280 TraceCheckUtils]: 49: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,174 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,175 INFO L280 TraceCheckUtils]: 51: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,176 INFO L263 TraceCheckUtils]: 52: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,176 INFO L280 TraceCheckUtils]: 53: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,176 INFO L280 TraceCheckUtils]: 54: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,177 INFO L280 TraceCheckUtils]: 55: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,179 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,180 INFO L280 TraceCheckUtils]: 57: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,180 INFO L280 TraceCheckUtils]: 58: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,182 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3689#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-08 12:15:12,183 INFO L280 TraceCheckUtils]: 60: Hoare triple {3689#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:12,184 INFO L280 TraceCheckUtils]: 61: Hoare triple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:12,185 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3438#true} #39#return; {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-08 12:15:12,186 INFO L280 TraceCheckUtils]: 63: Hoare triple {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-08 12:15:12,186 INFO L263 TraceCheckUtils]: 64: Hoare triple {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,186 INFO L280 TraceCheckUtils]: 65: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,186 INFO L280 TraceCheckUtils]: 66: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,187 INFO L280 TraceCheckUtils]: 67: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,187 INFO L263 TraceCheckUtils]: 68: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,187 INFO L280 TraceCheckUtils]: 69: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,187 INFO L280 TraceCheckUtils]: 70: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,187 INFO L280 TraceCheckUtils]: 71: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,188 INFO L263 TraceCheckUtils]: 72: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,188 INFO L280 TraceCheckUtils]: 73: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,188 INFO L280 TraceCheckUtils]: 74: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,189 INFO L280 TraceCheckUtils]: 75: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,190 INFO L280 TraceCheckUtils]: 76: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,191 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,192 INFO L280 TraceCheckUtils]: 78: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,192 INFO L263 TraceCheckUtils]: 79: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,192 INFO L280 TraceCheckUtils]: 80: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,193 INFO L280 TraceCheckUtils]: 81: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,193 INFO L280 TraceCheckUtils]: 82: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,195 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,196 INFO L280 TraceCheckUtils]: 84: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,197 INFO L280 TraceCheckUtils]: 85: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,198 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,199 INFO L280 TraceCheckUtils]: 87: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,199 INFO L263 TraceCheckUtils]: 88: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,199 INFO L280 TraceCheckUtils]: 89: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,200 INFO L280 TraceCheckUtils]: 90: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,200 INFO L280 TraceCheckUtils]: 91: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,201 INFO L280 TraceCheckUtils]: 92: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,203 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:12,204 INFO L280 TraceCheckUtils]: 94: Hoare triple {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,205 INFO L280 TraceCheckUtils]: 95: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,206 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3636#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-08 12:15:12,207 INFO L280 TraceCheckUtils]: 97: Hoare triple {3636#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-08 12:15:12,208 INFO L280 TraceCheckUtils]: 98: Hoare triple {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-08 12:15:12,209 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3438#true} #37#return; {3542#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-08 12:15:12,224 INFO L263 TraceCheckUtils]: 0: Hoare triple {3438#true} call ULTIMATE.init(); {3438#true} is VALID [2020-07-08 12:15:12,224 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume true; {3438#true} is VALID [2020-07-08 12:15:12,224 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3438#true} {3438#true} #33#return; {3438#true} is VALID [2020-07-08 12:15:12,224 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret3 := main(); {3438#true} is VALID [2020-07-08 12:15:12,225 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~x~0 := 5; {3438#true} is VALID [2020-07-08 12:15:12,225 INFO L263 TraceCheckUtils]: 5: Hoare triple {3438#true} call #t~ret2 := fibo(~x~0); {3438#true} is VALID [2020-07-08 12:15:12,225 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,225 INFO L280 TraceCheckUtils]: 7: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,225 INFO L280 TraceCheckUtils]: 8: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,226 INFO L263 TraceCheckUtils]: 9: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,226 INFO L280 TraceCheckUtils]: 10: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,226 INFO L280 TraceCheckUtils]: 11: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,226 INFO L280 TraceCheckUtils]: 12: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,226 INFO L263 TraceCheckUtils]: 13: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,227 INFO L280 TraceCheckUtils]: 14: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,227 INFO L280 TraceCheckUtils]: 15: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,227 INFO L280 TraceCheckUtils]: 16: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,227 INFO L263 TraceCheckUtils]: 17: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,227 INFO L280 TraceCheckUtils]: 18: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,227 INFO L280 TraceCheckUtils]: 19: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,228 INFO L280 TraceCheckUtils]: 20: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,228 INFO L263 TraceCheckUtils]: 21: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,228 INFO L280 TraceCheckUtils]: 22: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,228 INFO L280 TraceCheckUtils]: 23: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,229 INFO L280 TraceCheckUtils]: 24: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,230 INFO L280 TraceCheckUtils]: 25: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,231 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,231 INFO L280 TraceCheckUtils]: 27: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,232 INFO L263 TraceCheckUtils]: 28: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,232 INFO L280 TraceCheckUtils]: 29: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,233 INFO L280 TraceCheckUtils]: 30: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,234 INFO L280 TraceCheckUtils]: 31: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,235 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,236 INFO L280 TraceCheckUtils]: 33: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,237 INFO L280 TraceCheckUtils]: 34: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,238 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,239 INFO L280 TraceCheckUtils]: 36: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,239 INFO L263 TraceCheckUtils]: 37: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,239 INFO L280 TraceCheckUtils]: 38: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,240 INFO L280 TraceCheckUtils]: 39: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,240 INFO L280 TraceCheckUtils]: 40: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,241 INFO L280 TraceCheckUtils]: 41: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,243 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:12,244 INFO L280 TraceCheckUtils]: 43: Hoare triple {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,245 INFO L280 TraceCheckUtils]: 44: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,246 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3438#true} #39#return; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:12,247 INFO L280 TraceCheckUtils]: 46: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:12,247 INFO L263 TraceCheckUtils]: 47: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,247 INFO L280 TraceCheckUtils]: 48: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,247 INFO L280 TraceCheckUtils]: 49: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,247 INFO L280 TraceCheckUtils]: 50: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,248 INFO L263 TraceCheckUtils]: 51: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,248 INFO L280 TraceCheckUtils]: 52: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,248 INFO L280 TraceCheckUtils]: 53: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,249 INFO L280 TraceCheckUtils]: 54: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,250 INFO L280 TraceCheckUtils]: 55: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,251 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,251 INFO L280 TraceCheckUtils]: 57: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,252 INFO L263 TraceCheckUtils]: 58: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,252 INFO L280 TraceCheckUtils]: 59: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,253 INFO L280 TraceCheckUtils]: 60: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,253 INFO L280 TraceCheckUtils]: 61: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,255 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,256 INFO L280 TraceCheckUtils]: 63: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,257 INFO L280 TraceCheckUtils]: 64: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,258 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3689#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-08 12:15:12,259 INFO L280 TraceCheckUtils]: 66: Hoare triple {3689#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:12,260 INFO L280 TraceCheckUtils]: 67: Hoare triple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:12,261 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3438#true} #39#return; {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-08 12:15:12,262 INFO L280 TraceCheckUtils]: 69: Hoare triple {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-08 12:15:12,262 INFO L263 TraceCheckUtils]: 70: Hoare triple {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,263 INFO L280 TraceCheckUtils]: 71: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,263 INFO L280 TraceCheckUtils]: 72: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,263 INFO L280 TraceCheckUtils]: 73: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,263 INFO L263 TraceCheckUtils]: 74: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,263 INFO L280 TraceCheckUtils]: 75: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,264 INFO L280 TraceCheckUtils]: 76: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,264 INFO L280 TraceCheckUtils]: 77: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:12,264 INFO L263 TraceCheckUtils]: 78: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:12,264 INFO L280 TraceCheckUtils]: 79: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,264 INFO L280 TraceCheckUtils]: 80: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,265 INFO L280 TraceCheckUtils]: 81: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,266 INFO L280 TraceCheckUtils]: 82: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,267 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,267 INFO L280 TraceCheckUtils]: 84: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,268 INFO L263 TraceCheckUtils]: 85: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,268 INFO L280 TraceCheckUtils]: 86: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,268 INFO L280 TraceCheckUtils]: 87: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,269 INFO L280 TraceCheckUtils]: 88: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:12,271 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-08 12:15:12,272 INFO L280 TraceCheckUtils]: 90: Hoare triple {3726#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,273 INFO L280 TraceCheckUtils]: 91: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,274 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,274 INFO L280 TraceCheckUtils]: 93: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:12,275 INFO L263 TraceCheckUtils]: 94: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:12,275 INFO L280 TraceCheckUtils]: 95: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:12,275 INFO L280 TraceCheckUtils]: 96: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:12,276 INFO L280 TraceCheckUtils]: 97: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,276 INFO L280 TraceCheckUtils]: 98: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:12,277 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-08 12:15:12,278 INFO L280 TraceCheckUtils]: 100: Hoare triple {3715#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,279 INFO L280 TraceCheckUtils]: 101: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:12,280 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3636#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-08 12:15:12,281 INFO L280 TraceCheckUtils]: 103: Hoare triple {3636#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-08 12:15:12,282 INFO L280 TraceCheckUtils]: 104: Hoare triple {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-08 12:15:12,283 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3438#true} #37#return; {3542#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-08 12:15:12,284 INFO L280 TraceCheckUtils]: 106: Hoare triple {3542#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {3543#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-08 12:15:12,284 INFO L280 TraceCheckUtils]: 107: Hoare triple {3543#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {3439#false} is VALID [2020-07-08 12:15:12,285 INFO L280 TraceCheckUtils]: 108: Hoare triple {3439#false} assume !false; {3439#false} is VALID [2020-07-08 12:15:12,306 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-08 12:15:12,306 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839055289] [2020-07-08 12:15:12,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632576879] [2020-07-08 12:15:12,307 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:12,373 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2020-07-08 12:15:12,373 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-08 12:15:12,376 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 63 conjunts are in the unsatisfiable core [2020-07-08 12:15:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:12,426 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:15:13,082 INFO L263 TraceCheckUtils]: 0: Hoare triple {3438#true} call ULTIMATE.init(); {3438#true} is VALID [2020-07-08 12:15:13,083 INFO L280 TraceCheckUtils]: 1: Hoare triple {3438#true} assume true; {3438#true} is VALID [2020-07-08 12:15:13,083 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3438#true} {3438#true} #33#return; {3438#true} is VALID [2020-07-08 12:15:13,083 INFO L263 TraceCheckUtils]: 3: Hoare triple {3438#true} call #t~ret3 := main(); {3438#true} is VALID [2020-07-08 12:15:13,084 INFO L280 TraceCheckUtils]: 4: Hoare triple {3438#true} ~x~0 := 5; {3438#true} is VALID [2020-07-08 12:15:13,084 INFO L263 TraceCheckUtils]: 5: Hoare triple {3438#true} call #t~ret2 := fibo(~x~0); {3438#true} is VALID [2020-07-08 12:15:13,084 INFO L280 TraceCheckUtils]: 6: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,084 INFO L280 TraceCheckUtils]: 7: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,085 INFO L280 TraceCheckUtils]: 8: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:13,085 INFO L263 TraceCheckUtils]: 9: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:13,085 INFO L280 TraceCheckUtils]: 10: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,085 INFO L280 TraceCheckUtils]: 11: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,085 INFO L280 TraceCheckUtils]: 12: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L263 TraceCheckUtils]: 13: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L280 TraceCheckUtils]: 14: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L280 TraceCheckUtils]: 15: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L280 TraceCheckUtils]: 16: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L263 TraceCheckUtils]: 17: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L280 TraceCheckUtils]: 18: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L280 TraceCheckUtils]: 19: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,086 INFO L280 TraceCheckUtils]: 20: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:13,087 INFO L263 TraceCheckUtils]: 21: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:13,087 INFO L280 TraceCheckUtils]: 22: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,087 INFO L280 TraceCheckUtils]: 23: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,087 INFO L280 TraceCheckUtils]: 24: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,088 INFO L280 TraceCheckUtils]: 25: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,089 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,090 INFO L280 TraceCheckUtils]: 27: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,090 INFO L263 TraceCheckUtils]: 28: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:13,090 INFO L280 TraceCheckUtils]: 29: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,091 INFO L280 TraceCheckUtils]: 30: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:13,092 INFO L280 TraceCheckUtils]: 31: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:13,093 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3869#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-08 12:15:13,093 INFO L280 TraceCheckUtils]: 33: Hoare triple {3869#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,097 INFO L280 TraceCheckUtils]: 34: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,102 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,103 INFO L280 TraceCheckUtils]: 36: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,103 INFO L263 TraceCheckUtils]: 37: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:13,104 INFO L280 TraceCheckUtils]: 38: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,104 INFO L280 TraceCheckUtils]: 39: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,104 INFO L280 TraceCheckUtils]: 40: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,105 INFO L280 TraceCheckUtils]: 41: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,106 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3900#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} is VALID [2020-07-08 12:15:13,107 INFO L280 TraceCheckUtils]: 43: Hoare triple {3900#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:13,108 INFO L280 TraceCheckUtils]: 44: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:13,109 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3438#true} #39#return; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:13,109 INFO L280 TraceCheckUtils]: 46: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:13,110 INFO L263 TraceCheckUtils]: 47: Hoare triple {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:13,110 INFO L280 TraceCheckUtils]: 48: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,110 INFO L280 TraceCheckUtils]: 49: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,110 INFO L280 TraceCheckUtils]: 50: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:13,110 INFO L263 TraceCheckUtils]: 51: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:13,110 INFO L280 TraceCheckUtils]: 52: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,111 INFO L280 TraceCheckUtils]: 53: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,111 INFO L280 TraceCheckUtils]: 54: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,112 INFO L280 TraceCheckUtils]: 55: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,113 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,113 INFO L280 TraceCheckUtils]: 57: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,114 INFO L263 TraceCheckUtils]: 58: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:13,114 INFO L280 TraceCheckUtils]: 59: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,114 INFO L280 TraceCheckUtils]: 60: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:13,115 INFO L280 TraceCheckUtils]: 61: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:13,116 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3869#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-08 12:15:13,117 INFO L280 TraceCheckUtils]: 63: Hoare triple {3869#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,118 INFO L280 TraceCheckUtils]: 64: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,119 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3670#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3970#(and (<= |fibo_#t~ret0| 2) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-08 12:15:13,120 INFO L280 TraceCheckUtils]: 66: Hoare triple {3970#(and (<= |fibo_#t~ret0| 2) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:13,120 INFO L280 TraceCheckUtils]: 67: Hoare triple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-08 12:15:13,121 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3690#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3438#true} #39#return; {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-08 12:15:13,122 INFO L280 TraceCheckUtils]: 69: Hoare triple {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-08 12:15:13,122 INFO L263 TraceCheckUtils]: 70: Hoare triple {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:13,122 INFO L280 TraceCheckUtils]: 71: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,123 INFO L280 TraceCheckUtils]: 72: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,123 INFO L280 TraceCheckUtils]: 73: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:13,123 INFO L263 TraceCheckUtils]: 74: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:13,123 INFO L280 TraceCheckUtils]: 75: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,123 INFO L280 TraceCheckUtils]: 76: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,123 INFO L280 TraceCheckUtils]: 77: Hoare triple {3438#true} assume !(1 == ~n); {3438#true} is VALID [2020-07-08 12:15:13,124 INFO L263 TraceCheckUtils]: 78: Hoare triple {3438#true} call #t~ret0 := fibo(~n - 1); {3438#true} is VALID [2020-07-08 12:15:13,124 INFO L280 TraceCheckUtils]: 79: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,124 INFO L280 TraceCheckUtils]: 80: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,125 INFO L280 TraceCheckUtils]: 81: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,125 INFO L280 TraceCheckUtils]: 82: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,126 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,127 INFO L280 TraceCheckUtils]: 84: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,127 INFO L263 TraceCheckUtils]: 85: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:13,127 INFO L280 TraceCheckUtils]: 86: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,128 INFO L280 TraceCheckUtils]: 87: Hoare triple {3438#true} assume ~n < 1;#res := 0; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:13,128 INFO L280 TraceCheckUtils]: 88: Hoare triple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-08 12:15:13,129 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {3728#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3869#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-08 12:15:13,130 INFO L280 TraceCheckUtils]: 90: Hoare triple {3869#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,131 INFO L280 TraceCheckUtils]: 91: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,132 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3438#true} #39#return; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,133 INFO L280 TraceCheckUtils]: 93: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-08 12:15:13,133 INFO L263 TraceCheckUtils]: 94: Hoare triple {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3438#true} is VALID [2020-07-08 12:15:13,133 INFO L280 TraceCheckUtils]: 95: Hoare triple {3438#true} ~n := #in~n; {3438#true} is VALID [2020-07-08 12:15:13,133 INFO L280 TraceCheckUtils]: 96: Hoare triple {3438#true} assume !(~n < 1); {3438#true} is VALID [2020-07-08 12:15:13,134 INFO L280 TraceCheckUtils]: 97: Hoare triple {3438#true} assume 1 == ~n;#res := 1; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,134 INFO L280 TraceCheckUtils]: 98: Hoare triple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-08 12:15:13,135 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3727#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3709#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3900#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} is VALID [2020-07-08 12:15:13,137 INFO L280 TraceCheckUtils]: 100: Hoare triple {3900#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:13,137 INFO L280 TraceCheckUtils]: 101: Hoare triple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-08 12:15:13,138 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {3716#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3603#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {4082#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3) (<= |fibo_#t~ret1| 2) (<= 2 |fibo_#t~ret1|))} is VALID [2020-07-08 12:15:13,139 INFO L280 TraceCheckUtils]: 103: Hoare triple {4082#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3) (<= |fibo_#t~ret1| 2) (<= 2 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-08 12:15:13,140 INFO L280 TraceCheckUtils]: 104: Hoare triple {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-08 12:15:13,141 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {3637#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3438#true} #37#return; {3542#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-08 12:15:13,141 INFO L280 TraceCheckUtils]: 106: Hoare triple {3542#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {3543#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-08 12:15:13,142 INFO L280 TraceCheckUtils]: 107: Hoare triple {3543#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {3439#false} is VALID [2020-07-08 12:15:13,142 INFO L280 TraceCheckUtils]: 108: Hoare triple {3439#false} assume !false; {3439#false} is VALID [2020-07-08 12:15:13,158 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-08 12:15:13,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:15:13,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 20 [2020-07-08 12:15:13,159 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807404577] [2020-07-08 12:15:13,159 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 109 [2020-07-08 12:15:13,161 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:13,161 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2020-07-08 12:15:13,226 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:13,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-08 12:15:13,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:13,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-08 12:15:13,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-07-08 12:15:13,227 INFO L87 Difference]: Start difference. First operand 63 states and 76 transitions. Second operand 20 states. [2020-07-08 12:15:14,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:14,264 INFO L93 Difference]: Finished difference Result 76 states and 93 transitions. [2020-07-08 12:15:14,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-08 12:15:14,264 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 109 [2020-07-08 12:15:14,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:14,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-08 12:15:14,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 52 transitions. [2020-07-08 12:15:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-08 12:15:14,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 52 transitions. [2020-07-08 12:15:14,269 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 52 transitions. [2020-07-08 12:15:14,340 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:14,344 INFO L225 Difference]: With dead ends: 76 [2020-07-08 12:15:14,344 INFO L226 Difference]: Without dead ends: 72 [2020-07-08 12:15:14,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 146 SyntacticMatches, 9 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-07-08 12:15:14,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-08 12:15:14,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-07-08 12:15:14,388 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:14,388 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 71 states. [2020-07-08 12:15:14,388 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 71 states. [2020-07-08 12:15:14,388 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 71 states. [2020-07-08 12:15:14,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:14,393 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2020-07-08 12:15:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2020-07-08 12:15:14,394 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:14,394 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:14,394 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 72 states. [2020-07-08 12:15:14,394 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 72 states. [2020-07-08 12:15:14,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:14,399 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2020-07-08 12:15:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2020-07-08 12:15:14,399 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:14,400 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:14,400 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:14,400 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-07-08 12:15:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 87 transitions. [2020-07-08 12:15:14,404 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 87 transitions. Word has length 109 [2020-07-08 12:15:14,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:14,404 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 87 transitions. [2020-07-08 12:15:14,404 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-08 12:15:14,404 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2020-07-08 12:15:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-08 12:15:14,406 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:15:14,406 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:15:14,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:14,620 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:15:14,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:15:14,621 INFO L82 PathProgramCache]: Analyzing trace with hash -344605238, now seen corresponding path program 6 times [2020-07-08 12:15:14,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:15:14,621 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33646282] [2020-07-08 12:15:14,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:15:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,662 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,663 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4437#true} {4437#true} #33#return; {4437#true} is VALID [2020-07-08 12:15:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,798 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,798 INFO L280 TraceCheckUtils]: 3: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,798 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,801 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,801 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,802 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,802 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:14,802 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,802 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,803 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,803 INFO L263 TraceCheckUtils]: 3: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,803 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,803 INFO L280 TraceCheckUtils]: 5: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,804 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,804 INFO L280 TraceCheckUtils]: 7: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,804 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,804 INFO L280 TraceCheckUtils]: 9: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:14,804 INFO L263 TraceCheckUtils]: 10: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,805 INFO L280 TraceCheckUtils]: 11: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,805 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,805 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,805 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:14,806 INFO L280 TraceCheckUtils]: 15: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:14,806 INFO L280 TraceCheckUtils]: 16: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,806 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,810 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,810 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,811 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,811 INFO L280 TraceCheckUtils]: 3: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,811 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:14,811 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,812 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,812 INFO L263 TraceCheckUtils]: 3: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,812 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,812 INFO L280 TraceCheckUtils]: 5: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,813 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,813 INFO L263 TraceCheckUtils]: 7: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,813 INFO L280 TraceCheckUtils]: 8: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,813 INFO L280 TraceCheckUtils]: 9: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,813 INFO L280 TraceCheckUtils]: 10: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,814 INFO L280 TraceCheckUtils]: 11: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,814 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,814 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:14,814 INFO L263 TraceCheckUtils]: 14: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,814 INFO L280 TraceCheckUtils]: 15: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,815 INFO L280 TraceCheckUtils]: 16: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,815 INFO L280 TraceCheckUtils]: 17: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,815 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:14,815 INFO L280 TraceCheckUtils]: 19: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:14,815 INFO L280 TraceCheckUtils]: 20: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,816 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,816 INFO L280 TraceCheckUtils]: 22: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:14,816 INFO L263 TraceCheckUtils]: 23: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,816 INFO L280 TraceCheckUtils]: 24: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,816 INFO L280 TraceCheckUtils]: 25: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,817 INFO L280 TraceCheckUtils]: 26: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,817 INFO L280 TraceCheckUtils]: 27: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,817 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:14,817 INFO L280 TraceCheckUtils]: 29: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:14,817 INFO L280 TraceCheckUtils]: 30: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,819 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4437#true} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,883 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,883 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,883 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,883 INFO L280 TraceCheckUtils]: 3: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,884 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,895 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,896 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,896 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,897 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,898 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,898 INFO L280 TraceCheckUtils]: 1: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:14,899 INFO L280 TraceCheckUtils]: 2: Hoare triple {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:14,900 INFO L263 TraceCheckUtils]: 3: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,900 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,900 INFO L280 TraceCheckUtils]: 5: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,900 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,900 INFO L280 TraceCheckUtils]: 7: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,901 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:14,902 INFO L280 TraceCheckUtils]: 9: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:14,902 INFO L263 TraceCheckUtils]: 10: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,902 INFO L280 TraceCheckUtils]: 11: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,902 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,902 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,904 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,904 INFO L280 TraceCheckUtils]: 15: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,904 INFO L280 TraceCheckUtils]: 16: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume true; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,905 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4862#(<= 2 |fibo_#in~n|)} {4569#(= fibo_~n |fibo_#in~n|)} #41#return; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,906 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,906 INFO L280 TraceCheckUtils]: 1: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,907 INFO L280 TraceCheckUtils]: 2: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,907 INFO L263 TraceCheckUtils]: 3: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,907 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,907 INFO L280 TraceCheckUtils]: 5: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,907 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,908 INFO L263 TraceCheckUtils]: 7: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,908 INFO L280 TraceCheckUtils]: 8: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,908 INFO L280 TraceCheckUtils]: 9: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,908 INFO L280 TraceCheckUtils]: 10: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,909 INFO L263 TraceCheckUtils]: 11: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,909 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,909 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,909 INFO L280 TraceCheckUtils]: 14: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,909 INFO L280 TraceCheckUtils]: 15: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,909 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,910 INFO L280 TraceCheckUtils]: 17: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:14,910 INFO L263 TraceCheckUtils]: 18: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,910 INFO L280 TraceCheckUtils]: 19: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,910 INFO L280 TraceCheckUtils]: 20: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,910 INFO L280 TraceCheckUtils]: 21: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,910 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:14,910 INFO L280 TraceCheckUtils]: 23: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:14,911 INFO L280 TraceCheckUtils]: 24: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,911 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,911 INFO L280 TraceCheckUtils]: 26: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:14,911 INFO L263 TraceCheckUtils]: 27: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,911 INFO L280 TraceCheckUtils]: 28: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,911 INFO L280 TraceCheckUtils]: 29: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,911 INFO L280 TraceCheckUtils]: 30: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,912 INFO L280 TraceCheckUtils]: 31: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,912 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:14,912 INFO L280 TraceCheckUtils]: 33: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:14,912 INFO L280 TraceCheckUtils]: 34: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,913 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {4437#true} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,913 INFO L280 TraceCheckUtils]: 36: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,913 INFO L263 TraceCheckUtils]: 37: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,913 INFO L280 TraceCheckUtils]: 38: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,914 INFO L280 TraceCheckUtils]: 39: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:14,915 INFO L280 TraceCheckUtils]: 40: Hoare triple {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:14,915 INFO L263 TraceCheckUtils]: 41: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,915 INFO L280 TraceCheckUtils]: 42: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,915 INFO L280 TraceCheckUtils]: 43: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,915 INFO L280 TraceCheckUtils]: 44: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,915 INFO L280 TraceCheckUtils]: 45: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,916 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:14,917 INFO L280 TraceCheckUtils]: 47: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:14,917 INFO L263 TraceCheckUtils]: 48: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,917 INFO L280 TraceCheckUtils]: 49: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,917 INFO L280 TraceCheckUtils]: 50: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,917 INFO L280 TraceCheckUtils]: 51: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,918 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,918 INFO L280 TraceCheckUtils]: 53: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,919 INFO L280 TraceCheckUtils]: 54: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume true; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,920 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {4862#(<= 2 |fibo_#in~n|)} {4569#(= fibo_~n |fibo_#in~n|)} #41#return; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,920 INFO L280 TraceCheckUtils]: 56: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,921 INFO L280 TraceCheckUtils]: 57: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume true; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,922 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4818#(<= 4 |fibo_#in~n|)} {4437#true} #39#return; {4749#(<= 5 fibo_~n)} is VALID [2020-07-08 12:15:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,976 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,976 INFO L280 TraceCheckUtils]: 1: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,977 INFO L280 TraceCheckUtils]: 2: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:14,977 INFO L280 TraceCheckUtils]: 3: Hoare triple {4874#(<= |fibo_#in~n| 1)} assume true; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:14,979 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4874#(<= |fibo_#in~n| 1)} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:14,982 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,983 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,983 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,984 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4437#true} {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:14,985 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,985 INFO L280 TraceCheckUtils]: 1: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,985 INFO L280 TraceCheckUtils]: 2: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,986 INFO L263 TraceCheckUtils]: 3: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,986 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,987 INFO L280 TraceCheckUtils]: 5: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,987 INFO L280 TraceCheckUtils]: 6: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:14,988 INFO L280 TraceCheckUtils]: 7: Hoare triple {4874#(<= |fibo_#in~n| 1)} assume true; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:14,989 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4874#(<= |fibo_#in~n| 1)} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:14,989 INFO L280 TraceCheckUtils]: 9: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:14,990 INFO L263 TraceCheckUtils]: 10: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,990 INFO L280 TraceCheckUtils]: 11: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,990 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,990 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,991 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4437#true} {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:14,992 INFO L280 TraceCheckUtils]: 15: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:14,992 INFO L280 TraceCheckUtils]: 16: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume true; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:14,993 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4873#(<= |fibo_#in~n| 2)} {4749#(<= 5 fibo_~n)} #41#return; {4438#false} is VALID [2020-07-08 12:15:14,994 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,994 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,994 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,994 INFO L263 TraceCheckUtils]: 3: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,995 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,995 INFO L280 TraceCheckUtils]: 5: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,996 INFO L280 TraceCheckUtils]: 6: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:14,996 INFO L263 TraceCheckUtils]: 7: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,996 INFO L280 TraceCheckUtils]: 8: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,996 INFO L280 TraceCheckUtils]: 9: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,996 INFO L280 TraceCheckUtils]: 10: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,997 INFO L263 TraceCheckUtils]: 11: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,997 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,997 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,997 INFO L280 TraceCheckUtils]: 14: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:14,997 INFO L263 TraceCheckUtils]: 15: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:14,998 INFO L280 TraceCheckUtils]: 16: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,998 INFO L280 TraceCheckUtils]: 17: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:14,998 INFO L280 TraceCheckUtils]: 18: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:14,998 INFO L280 TraceCheckUtils]: 19: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:14,998 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:14,999 INFO L280 TraceCheckUtils]: 21: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:14,999 INFO L263 TraceCheckUtils]: 22: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:14,999 INFO L280 TraceCheckUtils]: 23: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:14,999 INFO L280 TraceCheckUtils]: 24: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:14,999 INFO L280 TraceCheckUtils]: 25: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,000 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,000 INFO L280 TraceCheckUtils]: 27: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,000 INFO L280 TraceCheckUtils]: 28: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,000 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,000 INFO L280 TraceCheckUtils]: 30: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,001 INFO L263 TraceCheckUtils]: 31: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,001 INFO L280 TraceCheckUtils]: 32: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,001 INFO L280 TraceCheckUtils]: 33: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,001 INFO L280 TraceCheckUtils]: 34: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,001 INFO L280 TraceCheckUtils]: 35: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,002 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,002 INFO L280 TraceCheckUtils]: 37: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,002 INFO L280 TraceCheckUtils]: 38: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,004 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4437#true} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,004 INFO L280 TraceCheckUtils]: 40: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,005 INFO L263 TraceCheckUtils]: 41: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,005 INFO L280 TraceCheckUtils]: 42: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,006 INFO L280 TraceCheckUtils]: 43: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,007 INFO L280 TraceCheckUtils]: 44: Hoare triple {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,007 INFO L263 TraceCheckUtils]: 45: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,007 INFO L280 TraceCheckUtils]: 46: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,007 INFO L280 TraceCheckUtils]: 47: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,007 INFO L280 TraceCheckUtils]: 48: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,008 INFO L280 TraceCheckUtils]: 49: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,008 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,009 INFO L280 TraceCheckUtils]: 51: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,009 INFO L263 TraceCheckUtils]: 52: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,010 INFO L280 TraceCheckUtils]: 53: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,010 INFO L280 TraceCheckUtils]: 54: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,010 INFO L280 TraceCheckUtils]: 55: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,011 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,012 INFO L280 TraceCheckUtils]: 57: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,012 INFO L280 TraceCheckUtils]: 58: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume true; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,013 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4862#(<= 2 |fibo_#in~n|)} {4569#(= fibo_~n |fibo_#in~n|)} #41#return; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,014 INFO L280 TraceCheckUtils]: 60: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,014 INFO L280 TraceCheckUtils]: 61: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume true; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,015 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {4818#(<= 4 |fibo_#in~n|)} {4437#true} #39#return; {4749#(<= 5 fibo_~n)} is VALID [2020-07-08 12:15:15,016 INFO L280 TraceCheckUtils]: 63: Hoare triple {4749#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4749#(<= 5 fibo_~n)} is VALID [2020-07-08 12:15:15,016 INFO L263 TraceCheckUtils]: 64: Hoare triple {4749#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,016 INFO L280 TraceCheckUtils]: 65: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,017 INFO L280 TraceCheckUtils]: 66: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,017 INFO L280 TraceCheckUtils]: 67: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,018 INFO L263 TraceCheckUtils]: 68: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,018 INFO L280 TraceCheckUtils]: 69: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,019 INFO L280 TraceCheckUtils]: 70: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,019 INFO L280 TraceCheckUtils]: 71: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:15,020 INFO L280 TraceCheckUtils]: 72: Hoare triple {4874#(<= |fibo_#in~n| 1)} assume true; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:15,021 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {4874#(<= |fibo_#in~n| 1)} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:15,022 INFO L280 TraceCheckUtils]: 74: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:15,022 INFO L263 TraceCheckUtils]: 75: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,022 INFO L280 TraceCheckUtils]: 76: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,022 INFO L280 TraceCheckUtils]: 77: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,022 INFO L280 TraceCheckUtils]: 78: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,023 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {4437#true} {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,024 INFO L280 TraceCheckUtils]: 80: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,024 INFO L280 TraceCheckUtils]: 81: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume true; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,025 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {4873#(<= |fibo_#in~n| 2)} {4749#(<= 5 fibo_~n)} #41#return; {4438#false} is VALID [2020-07-08 12:15:15,026 INFO L280 TraceCheckUtils]: 83: Hoare triple {4438#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4438#false} is VALID [2020-07-08 12:15:15,026 INFO L280 TraceCheckUtils]: 84: Hoare triple {4438#false} assume true; {4438#false} is VALID [2020-07-08 12:15:15,026 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {4438#false} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:15,046 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,047 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,047 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,047 INFO L280 TraceCheckUtils]: 3: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,047 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:15,049 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,050 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,050 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,050 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,050 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,051 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,051 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,051 INFO L263 TraceCheckUtils]: 3: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,051 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,051 INFO L280 TraceCheckUtils]: 5: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,052 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,052 INFO L280 TraceCheckUtils]: 7: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,052 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,052 INFO L280 TraceCheckUtils]: 9: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,052 INFO L263 TraceCheckUtils]: 10: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,052 INFO L280 TraceCheckUtils]: 11: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,053 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,053 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,053 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,053 INFO L280 TraceCheckUtils]: 15: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,053 INFO L280 TraceCheckUtils]: 16: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,054 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:15,057 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,058 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,058 INFO L280 TraceCheckUtils]: 3: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,058 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,059 INFO L280 TraceCheckUtils]: 2: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,059 INFO L263 TraceCheckUtils]: 3: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,059 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,059 INFO L280 TraceCheckUtils]: 5: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,060 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,060 INFO L263 TraceCheckUtils]: 7: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,060 INFO L280 TraceCheckUtils]: 8: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,060 INFO L280 TraceCheckUtils]: 9: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,060 INFO L280 TraceCheckUtils]: 10: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,061 INFO L280 TraceCheckUtils]: 11: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,061 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,061 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,061 INFO L263 TraceCheckUtils]: 14: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,061 INFO L280 TraceCheckUtils]: 15: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,062 INFO L280 TraceCheckUtils]: 16: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,062 INFO L280 TraceCheckUtils]: 17: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,062 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,062 INFO L280 TraceCheckUtils]: 19: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,062 INFO L280 TraceCheckUtils]: 20: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,063 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,063 INFO L280 TraceCheckUtils]: 22: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,063 INFO L263 TraceCheckUtils]: 23: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,063 INFO L280 TraceCheckUtils]: 24: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,063 INFO L280 TraceCheckUtils]: 25: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,064 INFO L280 TraceCheckUtils]: 26: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,064 INFO L280 TraceCheckUtils]: 27: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,064 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,064 INFO L280 TraceCheckUtils]: 29: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,064 INFO L280 TraceCheckUtils]: 30: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,066 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4437#true} {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} #41#return; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,068 INFO L280 TraceCheckUtils]: 0: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,068 INFO L280 TraceCheckUtils]: 1: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,069 INFO L280 TraceCheckUtils]: 2: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,069 INFO L263 TraceCheckUtils]: 3: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,069 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,069 INFO L280 TraceCheckUtils]: 5: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,070 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,070 INFO L263 TraceCheckUtils]: 7: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,070 INFO L280 TraceCheckUtils]: 8: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,071 INFO L280 TraceCheckUtils]: 9: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,071 INFO L280 TraceCheckUtils]: 10: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,071 INFO L263 TraceCheckUtils]: 11: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,072 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,072 INFO L280 TraceCheckUtils]: 13: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,072 INFO L280 TraceCheckUtils]: 14: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,072 INFO L263 TraceCheckUtils]: 15: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,072 INFO L280 TraceCheckUtils]: 16: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,073 INFO L280 TraceCheckUtils]: 17: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,073 INFO L280 TraceCheckUtils]: 18: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,073 INFO L263 TraceCheckUtils]: 19: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,073 INFO L280 TraceCheckUtils]: 20: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,073 INFO L280 TraceCheckUtils]: 21: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,073 INFO L280 TraceCheckUtils]: 22: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,074 INFO L280 TraceCheckUtils]: 23: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,074 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,074 INFO L280 TraceCheckUtils]: 25: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,074 INFO L263 TraceCheckUtils]: 26: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,074 INFO L280 TraceCheckUtils]: 27: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,074 INFO L280 TraceCheckUtils]: 28: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,075 INFO L280 TraceCheckUtils]: 29: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,075 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,075 INFO L280 TraceCheckUtils]: 31: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,075 INFO L280 TraceCheckUtils]: 32: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,075 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,075 INFO L280 TraceCheckUtils]: 34: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,076 INFO L263 TraceCheckUtils]: 35: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,076 INFO L280 TraceCheckUtils]: 36: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,076 INFO L280 TraceCheckUtils]: 37: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,076 INFO L280 TraceCheckUtils]: 38: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,076 INFO L280 TraceCheckUtils]: 39: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,077 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,077 INFO L280 TraceCheckUtils]: 41: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,077 INFO L280 TraceCheckUtils]: 42: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,079 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {4437#true} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,079 INFO L280 TraceCheckUtils]: 44: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,080 INFO L263 TraceCheckUtils]: 45: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,080 INFO L280 TraceCheckUtils]: 46: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,081 INFO L280 TraceCheckUtils]: 47: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,082 INFO L280 TraceCheckUtils]: 48: Hoare triple {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,082 INFO L263 TraceCheckUtils]: 49: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,082 INFO L280 TraceCheckUtils]: 50: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,082 INFO L280 TraceCheckUtils]: 51: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,083 INFO L280 TraceCheckUtils]: 52: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,083 INFO L280 TraceCheckUtils]: 53: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,084 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,084 INFO L280 TraceCheckUtils]: 55: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,085 INFO L263 TraceCheckUtils]: 56: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,085 INFO L280 TraceCheckUtils]: 57: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,085 INFO L280 TraceCheckUtils]: 58: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,085 INFO L280 TraceCheckUtils]: 59: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,087 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,087 INFO L280 TraceCheckUtils]: 61: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,088 INFO L280 TraceCheckUtils]: 62: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume true; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,089 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {4862#(<= 2 |fibo_#in~n|)} {4569#(= fibo_~n |fibo_#in~n|)} #41#return; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,089 INFO L280 TraceCheckUtils]: 64: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,090 INFO L280 TraceCheckUtils]: 65: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume true; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,091 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4818#(<= 4 |fibo_#in~n|)} {4437#true} #39#return; {4749#(<= 5 fibo_~n)} is VALID [2020-07-08 12:15:15,091 INFO L280 TraceCheckUtils]: 67: Hoare triple {4749#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4749#(<= 5 fibo_~n)} is VALID [2020-07-08 12:15:15,092 INFO L263 TraceCheckUtils]: 68: Hoare triple {4749#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,092 INFO L280 TraceCheckUtils]: 69: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,093 INFO L280 TraceCheckUtils]: 70: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,093 INFO L280 TraceCheckUtils]: 71: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,093 INFO L263 TraceCheckUtils]: 72: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,094 INFO L280 TraceCheckUtils]: 73: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,094 INFO L280 TraceCheckUtils]: 74: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,095 INFO L280 TraceCheckUtils]: 75: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:15,096 INFO L280 TraceCheckUtils]: 76: Hoare triple {4874#(<= |fibo_#in~n| 1)} assume true; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:15,097 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {4874#(<= |fibo_#in~n| 1)} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:15,099 INFO L280 TraceCheckUtils]: 78: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:15,099 INFO L263 TraceCheckUtils]: 79: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,099 INFO L280 TraceCheckUtils]: 80: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,099 INFO L280 TraceCheckUtils]: 81: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,100 INFO L280 TraceCheckUtils]: 82: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,102 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4437#true} {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,103 INFO L280 TraceCheckUtils]: 84: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,104 INFO L280 TraceCheckUtils]: 85: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume true; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,105 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {4873#(<= |fibo_#in~n| 2)} {4749#(<= 5 fibo_~n)} #41#return; {4438#false} is VALID [2020-07-08 12:15:15,106 INFO L280 TraceCheckUtils]: 87: Hoare triple {4438#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4438#false} is VALID [2020-07-08 12:15:15,106 INFO L280 TraceCheckUtils]: 88: Hoare triple {4438#false} assume true; {4438#false} is VALID [2020-07-08 12:15:15,106 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4438#false} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,107 INFO L280 TraceCheckUtils]: 90: Hoare triple {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,107 INFO L263 TraceCheckUtils]: 91: Hoare triple {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,107 INFO L280 TraceCheckUtils]: 92: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,108 INFO L280 TraceCheckUtils]: 93: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,108 INFO L280 TraceCheckUtils]: 94: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,108 INFO L263 TraceCheckUtils]: 95: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,108 INFO L280 TraceCheckUtils]: 96: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,108 INFO L280 TraceCheckUtils]: 97: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,109 INFO L280 TraceCheckUtils]: 98: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,109 INFO L263 TraceCheckUtils]: 99: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,109 INFO L280 TraceCheckUtils]: 100: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,109 INFO L280 TraceCheckUtils]: 101: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,109 INFO L280 TraceCheckUtils]: 102: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,110 INFO L280 TraceCheckUtils]: 103: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,110 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,110 INFO L280 TraceCheckUtils]: 105: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,110 INFO L263 TraceCheckUtils]: 106: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,110 INFO L280 TraceCheckUtils]: 107: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,111 INFO L280 TraceCheckUtils]: 108: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,111 INFO L280 TraceCheckUtils]: 109: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,111 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,111 INFO L280 TraceCheckUtils]: 111: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,111 INFO L280 TraceCheckUtils]: 112: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,111 INFO L275 TraceCheckUtils]: 113: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,112 INFO L280 TraceCheckUtils]: 114: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,112 INFO L263 TraceCheckUtils]: 115: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,112 INFO L280 TraceCheckUtils]: 116: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,112 INFO L280 TraceCheckUtils]: 117: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,112 INFO L280 TraceCheckUtils]: 118: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,113 INFO L280 TraceCheckUtils]: 119: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,113 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,113 INFO L280 TraceCheckUtils]: 121: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,113 INFO L280 TraceCheckUtils]: 122: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,115 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {4437#true} {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} #41#return; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,116 INFO L280 TraceCheckUtils]: 124: Hoare triple {4689#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,116 INFO L280 TraceCheckUtils]: 125: Hoare triple {4689#(<= 6 |fibo_#in~n|)} assume true; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,118 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4689#(<= 6 |fibo_#in~n|)} {4441#(<= main_~x~0 5)} #37#return; {4438#false} is VALID [2020-07-08 12:15:15,128 INFO L263 TraceCheckUtils]: 0: Hoare triple {4437#true} call ULTIMATE.init(); {4437#true} is VALID [2020-07-08 12:15:15,129 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,129 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4437#true} {4437#true} #33#return; {4437#true} is VALID [2020-07-08 12:15:15,129 INFO L263 TraceCheckUtils]: 3: Hoare triple {4437#true} call #t~ret3 := main(); {4437#true} is VALID [2020-07-08 12:15:15,133 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~x~0 := 5; {4441#(<= main_~x~0 5)} is VALID [2020-07-08 12:15:15,134 INFO L263 TraceCheckUtils]: 5: Hoare triple {4441#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {4437#true} is VALID [2020-07-08 12:15:15,134 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,135 INFO L280 TraceCheckUtils]: 7: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,135 INFO L280 TraceCheckUtils]: 8: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,135 INFO L263 TraceCheckUtils]: 9: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,136 INFO L280 TraceCheckUtils]: 10: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,136 INFO L280 TraceCheckUtils]: 11: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,136 INFO L280 TraceCheckUtils]: 12: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,136 INFO L263 TraceCheckUtils]: 13: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,137 INFO L280 TraceCheckUtils]: 14: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,137 INFO L280 TraceCheckUtils]: 15: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,138 INFO L280 TraceCheckUtils]: 16: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,138 INFO L263 TraceCheckUtils]: 17: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,138 INFO L280 TraceCheckUtils]: 18: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,138 INFO L280 TraceCheckUtils]: 19: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,138 INFO L280 TraceCheckUtils]: 20: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,138 INFO L263 TraceCheckUtils]: 21: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,139 INFO L280 TraceCheckUtils]: 22: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,139 INFO L280 TraceCheckUtils]: 23: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,139 INFO L280 TraceCheckUtils]: 24: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,139 INFO L263 TraceCheckUtils]: 25: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,139 INFO L280 TraceCheckUtils]: 26: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,140 INFO L280 TraceCheckUtils]: 27: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,140 INFO L280 TraceCheckUtils]: 28: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,140 INFO L280 TraceCheckUtils]: 29: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,140 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,140 INFO L280 TraceCheckUtils]: 31: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,140 INFO L263 TraceCheckUtils]: 32: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,141 INFO L280 TraceCheckUtils]: 33: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,141 INFO L280 TraceCheckUtils]: 34: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,141 INFO L280 TraceCheckUtils]: 35: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,141 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,141 INFO L280 TraceCheckUtils]: 37: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,142 INFO L280 TraceCheckUtils]: 38: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,142 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,142 INFO L280 TraceCheckUtils]: 40: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,142 INFO L263 TraceCheckUtils]: 41: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,142 INFO L280 TraceCheckUtils]: 42: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,142 INFO L280 TraceCheckUtils]: 43: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,143 INFO L280 TraceCheckUtils]: 44: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,143 INFO L280 TraceCheckUtils]: 45: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,143 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,143 INFO L280 TraceCheckUtils]: 47: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,143 INFO L280 TraceCheckUtils]: 48: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,144 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {4437#true} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,145 INFO L280 TraceCheckUtils]: 50: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,145 INFO L263 TraceCheckUtils]: 51: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,145 INFO L280 TraceCheckUtils]: 52: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,146 INFO L280 TraceCheckUtils]: 53: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,147 INFO L280 TraceCheckUtils]: 54: Hoare triple {4851#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,147 INFO L263 TraceCheckUtils]: 55: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,147 INFO L280 TraceCheckUtils]: 56: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,147 INFO L280 TraceCheckUtils]: 57: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,148 INFO L280 TraceCheckUtils]: 58: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,148 INFO L280 TraceCheckUtils]: 59: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,149 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #39#return; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,149 INFO L280 TraceCheckUtils]: 61: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} is VALID [2020-07-08 12:15:15,149 INFO L263 TraceCheckUtils]: 62: Hoare triple {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,150 INFO L280 TraceCheckUtils]: 63: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,150 INFO L280 TraceCheckUtils]: 64: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,150 INFO L280 TraceCheckUtils]: 65: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,151 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4437#true} {4852#(and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n))} #41#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,152 INFO L280 TraceCheckUtils]: 67: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,152 INFO L280 TraceCheckUtils]: 68: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume true; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,153 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {4862#(<= 2 |fibo_#in~n|)} {4569#(= fibo_~n |fibo_#in~n|)} #41#return; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,154 INFO L280 TraceCheckUtils]: 70: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,154 INFO L280 TraceCheckUtils]: 71: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume true; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,155 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {4818#(<= 4 |fibo_#in~n|)} {4437#true} #39#return; {4749#(<= 5 fibo_~n)} is VALID [2020-07-08 12:15:15,156 INFO L280 TraceCheckUtils]: 73: Hoare triple {4749#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4749#(<= 5 fibo_~n)} is VALID [2020-07-08 12:15:15,156 INFO L263 TraceCheckUtils]: 74: Hoare triple {4749#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,156 INFO L280 TraceCheckUtils]: 75: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,157 INFO L280 TraceCheckUtils]: 76: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,157 INFO L280 TraceCheckUtils]: 77: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,157 INFO L263 TraceCheckUtils]: 78: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,158 INFO L280 TraceCheckUtils]: 79: Hoare triple {4437#true} ~n := #in~n; {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,158 INFO L280 TraceCheckUtils]: 80: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4569#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,159 INFO L280 TraceCheckUtils]: 81: Hoare triple {4569#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:15,159 INFO L280 TraceCheckUtils]: 82: Hoare triple {4874#(<= |fibo_#in~n| 1)} assume true; {4874#(<= |fibo_#in~n| 1)} is VALID [2020-07-08 12:15:15,160 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4874#(<= |fibo_#in~n| 1)} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:15,160 INFO L280 TraceCheckUtils]: 84: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} is VALID [2020-07-08 12:15:15,160 INFO L263 TraceCheckUtils]: 85: Hoare triple {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,161 INFO L280 TraceCheckUtils]: 86: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,161 INFO L280 TraceCheckUtils]: 87: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,161 INFO L280 TraceCheckUtils]: 88: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,162 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4437#true} {4868#(and (= fibo_~n |fibo_#in~n|) (<= fibo_~n 2))} #41#return; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,162 INFO L280 TraceCheckUtils]: 90: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,163 INFO L280 TraceCheckUtils]: 91: Hoare triple {4873#(<= |fibo_#in~n| 2)} assume true; {4873#(<= |fibo_#in~n| 2)} is VALID [2020-07-08 12:15:15,164 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {4873#(<= |fibo_#in~n| 2)} {4749#(<= 5 fibo_~n)} #41#return; {4438#false} is VALID [2020-07-08 12:15:15,165 INFO L280 TraceCheckUtils]: 93: Hoare triple {4438#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4438#false} is VALID [2020-07-08 12:15:15,165 INFO L280 TraceCheckUtils]: 94: Hoare triple {4438#false} assume true; {4438#false} is VALID [2020-07-08 12:15:15,165 INFO L275 TraceCheckUtils]: 95: Hoare quadruple {4438#false} {4569#(= fibo_~n |fibo_#in~n|)} #39#return; {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,166 INFO L280 TraceCheckUtils]: 96: Hoare triple {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-08 12:15:15,166 INFO L263 TraceCheckUtils]: 97: Hoare triple {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,166 INFO L280 TraceCheckUtils]: 98: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L280 TraceCheckUtils]: 99: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L280 TraceCheckUtils]: 100: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L263 TraceCheckUtils]: 101: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L280 TraceCheckUtils]: 102: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L280 TraceCheckUtils]: 103: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L280 TraceCheckUtils]: 104: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L263 TraceCheckUtils]: 105: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,167 INFO L280 TraceCheckUtils]: 106: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L280 TraceCheckUtils]: 107: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L280 TraceCheckUtils]: 108: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L280 TraceCheckUtils]: 109: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L280 TraceCheckUtils]: 111: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L263 TraceCheckUtils]: 112: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L280 TraceCheckUtils]: 113: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,168 INFO L280 TraceCheckUtils]: 114: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L280 TraceCheckUtils]: 115: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L280 TraceCheckUtils]: 117: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L280 TraceCheckUtils]: 118: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L280 TraceCheckUtils]: 120: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L263 TraceCheckUtils]: 121: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L280 TraceCheckUtils]: 122: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,169 INFO L280 TraceCheckUtils]: 123: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,170 INFO L280 TraceCheckUtils]: 124: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,170 INFO L280 TraceCheckUtils]: 125: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,170 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,170 INFO L280 TraceCheckUtils]: 127: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,171 INFO L280 TraceCheckUtils]: 128: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,176 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {4437#true} {4656#(and (<= 6 fibo_~n) (= fibo_~n |fibo_#in~n|))} #41#return; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,176 INFO L280 TraceCheckUtils]: 130: Hoare triple {4689#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,177 INFO L280 TraceCheckUtils]: 131: Hoare triple {4689#(<= 6 |fibo_#in~n|)} assume true; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,177 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4689#(<= 6 |fibo_#in~n|)} {4441#(<= main_~x~0 5)} #37#return; {4438#false} is VALID [2020-07-08 12:15:15,178 INFO L280 TraceCheckUtils]: 133: Hoare triple {4438#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {4438#false} is VALID [2020-07-08 12:15:15,178 INFO L280 TraceCheckUtils]: 134: Hoare triple {4438#false} assume 5 != ~result~0; {4438#false} is VALID [2020-07-08 12:15:15,178 INFO L280 TraceCheckUtils]: 135: Hoare triple {4438#false} assume !false; {4438#false} is VALID [2020-07-08 12:15:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 214 proven. 209 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2020-07-08 12:15:15,187 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33646282] [2020-07-08 12:15:15,187 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025655288] [2020-07-08 12:15:15,188 INFO L92 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:15,256 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2020-07-08 12:15:15,256 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-08 12:15:15,258 INFO L264 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-08 12:15:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:15:15,288 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:15:15,617 INFO L263 TraceCheckUtils]: 0: Hoare triple {4437#true} call ULTIMATE.init(); {4437#true} is VALID [2020-07-08 12:15:15,617 INFO L280 TraceCheckUtils]: 1: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,618 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4437#true} {4437#true} #33#return; {4437#true} is VALID [2020-07-08 12:15:15,618 INFO L263 TraceCheckUtils]: 3: Hoare triple {4437#true} call #t~ret3 := main(); {4437#true} is VALID [2020-07-08 12:15:15,619 INFO L280 TraceCheckUtils]: 4: Hoare triple {4437#true} ~x~0 := 5; {4441#(<= main_~x~0 5)} is VALID [2020-07-08 12:15:15,619 INFO L263 TraceCheckUtils]: 5: Hoare triple {4441#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {4437#true} is VALID [2020-07-08 12:15:15,619 INFO L280 TraceCheckUtils]: 6: Hoare triple {4437#true} ~n := #in~n; {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,620 INFO L280 TraceCheckUtils]: 7: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,620 INFO L280 TraceCheckUtils]: 8: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,620 INFO L263 TraceCheckUtils]: 9: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,621 INFO L280 TraceCheckUtils]: 10: Hoare triple {4437#true} ~n := #in~n; {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,621 INFO L280 TraceCheckUtils]: 11: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,621 INFO L280 TraceCheckUtils]: 12: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,622 INFO L263 TraceCheckUtils]: 13: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,622 INFO L280 TraceCheckUtils]: 14: Hoare triple {4437#true} ~n := #in~n; {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,622 INFO L280 TraceCheckUtils]: 15: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,623 INFO L280 TraceCheckUtils]: 16: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,623 INFO L263 TraceCheckUtils]: 17: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,623 INFO L280 TraceCheckUtils]: 18: Hoare triple {4437#true} ~n := #in~n; {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,624 INFO L280 TraceCheckUtils]: 19: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,624 INFO L280 TraceCheckUtils]: 20: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,624 INFO L263 TraceCheckUtils]: 21: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,624 INFO L280 TraceCheckUtils]: 22: Hoare triple {4437#true} ~n := #in~n; {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,625 INFO L280 TraceCheckUtils]: 23: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,625 INFO L280 TraceCheckUtils]: 24: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,625 INFO L263 TraceCheckUtils]: 25: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,626 INFO L280 TraceCheckUtils]: 26: Hoare triple {4437#true} ~n := #in~n; {4928#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,626 INFO L280 TraceCheckUtils]: 27: Hoare triple {4928#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4992#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,627 INFO L280 TraceCheckUtils]: 28: Hoare triple {4992#(<= 1 |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4992#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,627 INFO L280 TraceCheckUtils]: 29: Hoare triple {4992#(<= 1 |fibo_#in~n|)} assume true; {4992#(<= 1 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,628 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4992#(<= 1 |fibo_#in~n|)} {4928#(<= fibo_~n |fibo_#in~n|)} #39#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,628 INFO L280 TraceCheckUtils]: 31: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,628 INFO L263 TraceCheckUtils]: 32: Hoare triple {4862#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,628 INFO L280 TraceCheckUtils]: 33: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,629 INFO L280 TraceCheckUtils]: 34: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,629 INFO L280 TraceCheckUtils]: 35: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,629 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4437#true} {4862#(<= 2 |fibo_#in~n|)} #41#return; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,630 INFO L280 TraceCheckUtils]: 37: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,630 INFO L280 TraceCheckUtils]: 38: Hoare triple {4862#(<= 2 |fibo_#in~n|)} assume true; {4862#(<= 2 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,631 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4862#(<= 2 |fibo_#in~n|)} {4928#(<= fibo_~n |fibo_#in~n|)} #39#return; {5029#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,631 INFO L280 TraceCheckUtils]: 40: Hoare triple {5029#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5029#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,631 INFO L263 TraceCheckUtils]: 41: Hoare triple {5029#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,631 INFO L280 TraceCheckUtils]: 42: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,632 INFO L280 TraceCheckUtils]: 43: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,632 INFO L280 TraceCheckUtils]: 44: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,632 INFO L280 TraceCheckUtils]: 45: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,633 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4437#true} {5029#(<= 3 |fibo_#in~n|)} #41#return; {5029#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,633 INFO L280 TraceCheckUtils]: 47: Hoare triple {5029#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5029#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,634 INFO L280 TraceCheckUtils]: 48: Hoare triple {5029#(<= 3 |fibo_#in~n|)} assume true; {5029#(<= 3 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,635 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {5029#(<= 3 |fibo_#in~n|)} {4928#(<= fibo_~n |fibo_#in~n|)} #39#return; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,636 INFO L280 TraceCheckUtils]: 50: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,636 INFO L263 TraceCheckUtils]: 51: Hoare triple {4818#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,636 INFO L280 TraceCheckUtils]: 52: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,637 INFO L280 TraceCheckUtils]: 53: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,637 INFO L280 TraceCheckUtils]: 54: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,637 INFO L263 TraceCheckUtils]: 55: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,637 INFO L280 TraceCheckUtils]: 56: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,637 INFO L280 TraceCheckUtils]: 57: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,638 INFO L280 TraceCheckUtils]: 58: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,638 INFO L280 TraceCheckUtils]: 59: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,641 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,641 INFO L280 TraceCheckUtils]: 61: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,642 INFO L263 TraceCheckUtils]: 62: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,642 INFO L280 TraceCheckUtils]: 63: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,642 INFO L280 TraceCheckUtils]: 64: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,642 INFO L280 TraceCheckUtils]: 65: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,642 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,642 INFO L280 TraceCheckUtils]: 67: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,643 INFO L280 TraceCheckUtils]: 68: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,643 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {4437#true} {4818#(<= 4 |fibo_#in~n|)} #41#return; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,644 INFO L280 TraceCheckUtils]: 70: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,644 INFO L280 TraceCheckUtils]: 71: Hoare triple {4818#(<= 4 |fibo_#in~n|)} assume true; {4818#(<= 4 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,646 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {4818#(<= 4 |fibo_#in~n|)} {4928#(<= fibo_~n |fibo_#in~n|)} #39#return; {5129#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,646 INFO L280 TraceCheckUtils]: 73: Hoare triple {5129#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5129#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,646 INFO L263 TraceCheckUtils]: 74: Hoare triple {5129#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,646 INFO L280 TraceCheckUtils]: 75: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,647 INFO L280 TraceCheckUtils]: 76: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,647 INFO L280 TraceCheckUtils]: 77: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,647 INFO L263 TraceCheckUtils]: 78: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,647 INFO L280 TraceCheckUtils]: 79: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,647 INFO L280 TraceCheckUtils]: 80: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,647 INFO L280 TraceCheckUtils]: 81: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,648 INFO L280 TraceCheckUtils]: 82: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,648 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,648 INFO L280 TraceCheckUtils]: 84: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,648 INFO L263 TraceCheckUtils]: 85: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,648 INFO L280 TraceCheckUtils]: 86: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,649 INFO L280 TraceCheckUtils]: 87: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,649 INFO L280 TraceCheckUtils]: 88: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,649 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,649 INFO L280 TraceCheckUtils]: 90: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,649 INFO L280 TraceCheckUtils]: 91: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,650 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {4437#true} {5129#(<= 5 |fibo_#in~n|)} #41#return; {5129#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,650 INFO L280 TraceCheckUtils]: 93: Hoare triple {5129#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5129#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,650 INFO L280 TraceCheckUtils]: 94: Hoare triple {5129#(<= 5 |fibo_#in~n|)} assume true; {5129#(<= 5 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,651 INFO L275 TraceCheckUtils]: 95: Hoare quadruple {5129#(<= 5 |fibo_#in~n|)} {4928#(<= fibo_~n |fibo_#in~n|)} #39#return; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,652 INFO L280 TraceCheckUtils]: 96: Hoare triple {4689#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,652 INFO L263 TraceCheckUtils]: 97: Hoare triple {4689#(<= 6 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,652 INFO L280 TraceCheckUtils]: 98: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,652 INFO L280 TraceCheckUtils]: 99: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,653 INFO L280 TraceCheckUtils]: 100: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,653 INFO L263 TraceCheckUtils]: 101: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,653 INFO L280 TraceCheckUtils]: 102: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,654 INFO L280 TraceCheckUtils]: 103: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,654 INFO L280 TraceCheckUtils]: 104: Hoare triple {4437#true} assume !(1 == ~n); {4437#true} is VALID [2020-07-08 12:15:15,654 INFO L263 TraceCheckUtils]: 105: Hoare triple {4437#true} call #t~ret0 := fibo(~n - 1); {4437#true} is VALID [2020-07-08 12:15:15,655 INFO L280 TraceCheckUtils]: 106: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,655 INFO L280 TraceCheckUtils]: 107: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,655 INFO L280 TraceCheckUtils]: 108: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,655 INFO L280 TraceCheckUtils]: 109: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,655 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,655 INFO L280 TraceCheckUtils]: 111: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,656 INFO L263 TraceCheckUtils]: 112: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,656 INFO L280 TraceCheckUtils]: 113: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,656 INFO L280 TraceCheckUtils]: 114: Hoare triple {4437#true} assume ~n < 1;#res := 0; {4437#true} is VALID [2020-07-08 12:15:15,656 INFO L280 TraceCheckUtils]: 115: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,656 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,656 INFO L280 TraceCheckUtils]: 117: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,657 INFO L280 TraceCheckUtils]: 118: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,657 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {4437#true} {4437#true} #39#return; {4437#true} is VALID [2020-07-08 12:15:15,657 INFO L280 TraceCheckUtils]: 120: Hoare triple {4437#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4437#true} is VALID [2020-07-08 12:15:15,657 INFO L263 TraceCheckUtils]: 121: Hoare triple {4437#true} call #t~ret1 := fibo(~n - 2); {4437#true} is VALID [2020-07-08 12:15:15,657 INFO L280 TraceCheckUtils]: 122: Hoare triple {4437#true} ~n := #in~n; {4437#true} is VALID [2020-07-08 12:15:15,657 INFO L280 TraceCheckUtils]: 123: Hoare triple {4437#true} assume !(~n < 1); {4437#true} is VALID [2020-07-08 12:15:15,658 INFO L280 TraceCheckUtils]: 124: Hoare triple {4437#true} assume 1 == ~n;#res := 1; {4437#true} is VALID [2020-07-08 12:15:15,658 INFO L280 TraceCheckUtils]: 125: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,658 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4437#true} {4437#true} #41#return; {4437#true} is VALID [2020-07-08 12:15:15,658 INFO L280 TraceCheckUtils]: 127: Hoare triple {4437#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4437#true} is VALID [2020-07-08 12:15:15,658 INFO L280 TraceCheckUtils]: 128: Hoare triple {4437#true} assume true; {4437#true} is VALID [2020-07-08 12:15:15,659 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {4437#true} {4689#(<= 6 |fibo_#in~n|)} #41#return; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,660 INFO L280 TraceCheckUtils]: 130: Hoare triple {4689#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,660 INFO L280 TraceCheckUtils]: 131: Hoare triple {4689#(<= 6 |fibo_#in~n|)} assume true; {4689#(<= 6 |fibo_#in~n|)} is VALID [2020-07-08 12:15:15,661 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4689#(<= 6 |fibo_#in~n|)} {4441#(<= main_~x~0 5)} #37#return; {4438#false} is VALID [2020-07-08 12:15:15,661 INFO L280 TraceCheckUtils]: 133: Hoare triple {4438#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {4438#false} is VALID [2020-07-08 12:15:15,661 INFO L280 TraceCheckUtils]: 134: Hoare triple {4438#false} assume 5 != ~result~0; {4438#false} is VALID [2020-07-08 12:15:15,661 INFO L280 TraceCheckUtils]: 135: Hoare triple {4438#false} assume !false; {4438#false} is VALID [2020-07-08 12:15:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 131 proven. 302 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2020-07-08 12:15:15,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:15:15,672 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10] total 18 [2020-07-08 12:15:15,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692456971] [2020-07-08 12:15:15,673 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 136 [2020-07-08 12:15:15,717 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:15:15,718 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2020-07-08 12:15:15,815 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 92 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:15,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-07-08 12:15:15,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:15:15,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-07-08 12:15:15,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2020-07-08 12:15:15,816 INFO L87 Difference]: Start difference. First operand 71 states and 87 transitions. Second operand 18 states. [2020-07-08 12:15:16,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:16,846 INFO L93 Difference]: Finished difference Result 131 states and 176 transitions. [2020-07-08 12:15:16,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-08 12:15:16,846 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 136 [2020-07-08 12:15:16,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:15:16,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 12:15:16,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 85 transitions. [2020-07-08 12:15:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 12:15:16,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 85 transitions. [2020-07-08 12:15:16,852 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 85 transitions. [2020-07-08 12:15:16,957 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:15:16,958 INFO L225 Difference]: With dead ends: 131 [2020-07-08 12:15:16,958 INFO L226 Difference]: Without dead ends: 0 [2020-07-08 12:15:16,960 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=416, Unknown=0, NotChecked=0, Total=552 [2020-07-08 12:15:16,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-08 12:15:16,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-08 12:15:16,960 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:15:16,960 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-08 12:15:16,960 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 12:15:16,960 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 12:15:16,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:16,961 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 12:15:16,961 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 12:15:16,961 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:16,961 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:16,961 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 12:15:16,961 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 12:15:16,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:15:16,962 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 12:15:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 12:15:16,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:16,962 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:15:16,962 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:15:16,962 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:15:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-08 12:15:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-08 12:15:16,962 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2020-07-08 12:15:16,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:15:16,963 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-08 12:15:16,963 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-07-08 12:15:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 12:15:16,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:15:17,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:15:17,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-08 12:15:17,692 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 28 [2020-07-08 12:15:17,824 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-08 12:15:17,824 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-08 12:15:17,824 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-08 12:15:17,824 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-08 12:15:17,824 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-08 12:15:17,824 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-08 12:15:17,825 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2020-07-08 12:15:17,825 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 23 30) the Hoare annotation is: true [2020-07-08 12:15:17,825 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-07-08 12:15:17,825 INFO L268 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-07-08 12:15:17,825 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (and (<= main_~x~0 5) (<= 5 main_~x~0)) [2020-07-08 12:15:17,825 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 23 30) no Hoare annotation was computed. [2020-07-08 12:15:17,825 INFO L268 CegarLoopResult]: For program point L25-1(line 25) no Hoare annotation was computed. [2020-07-08 12:15:17,826 INFO L268 CegarLoopResult]: For program point L26-2(lines 26 28) no Hoare annotation was computed. [2020-07-08 12:15:17,826 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 23 30) no Hoare annotation was computed. [2020-07-08 12:15:17,826 INFO L268 CegarLoopResult]: For program point fiboEXIT(lines 5 13) no Hoare annotation was computed. [2020-07-08 12:15:17,826 INFO L268 CegarLoopResult]: For program point fiboFINAL(lines 5 13) no Hoare annotation was computed. [2020-07-08 12:15:17,826 INFO L264 CegarLoopResult]: At program point L11(line 11) the Hoare annotation is: (and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n)) [2020-07-08 12:15:17,826 INFO L268 CegarLoopResult]: For program point L11-1(line 11) no Hoare annotation was computed. [2020-07-08 12:15:17,826 INFO L264 CegarLoopResult]: At program point L11-2(line 11) the Hoare annotation is: (and (= fibo_~n |fibo_#in~n|) (< 1 fibo_~n) (or (and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#in~n| 3)) (and (<= fibo_~n 4) (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|) (<= 4 fibo_~n)) (<= 6 |fibo_#in~n|) (and (<= 3 |fibo_#t~ret0|) (<= 5 fibo_~n) (<= |fibo_#t~ret0| 3)))) [2020-07-08 12:15:17,826 INFO L268 CegarLoopResult]: For program point L8(lines 8 12) no Hoare annotation was computed. [2020-07-08 12:15:17,827 INFO L268 CegarLoopResult]: For program point L11-3(line 11) no Hoare annotation was computed. [2020-07-08 12:15:17,827 INFO L268 CegarLoopResult]: For program point L6(lines 6 12) no Hoare annotation was computed. [2020-07-08 12:15:17,827 INFO L271 CegarLoopResult]: At program point fiboENTRY(lines 5 13) the Hoare annotation is: true [2020-07-08 12:15:17,832 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 12:15:17,833 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-08 12:15:17,833 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: fiboFINAL has no Hoare annotation [2020-07-08 12:15:17,834 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-08 12:15:17,835 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-08 12:15:17,836 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-08 12:15:17,836 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-08 12:15:17,836 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-08 12:15:17,836 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-08 12:15:17,836 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 12:15:17,836 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-08 12:15:17,836 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 12:15:17,836 INFO L163 areAnnotationChecker]: CFG has 6 edges. 6 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 12:15:17,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 12:15:17 BoogieIcfgContainer [2020-07-08 12:15:17,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 12:15:17,842 INFO L168 Benchmark]: Toolchain (without parser) took 19529.07 ms. Allocated memory was 142.1 MB in the beginning and 439.4 MB in the end (delta: 297.3 MB). Free memory was 98.4 MB in the beginning and 321.1 MB in the end (delta: -222.7 MB). Peak memory consumption was 74.5 MB. Max. memory is 7.1 GB. [2020-07-08 12:15:17,842 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 116.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-08 12:15:17,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.30 ms. Allocated memory is still 142.1 MB. Free memory was 98.4 MB in the beginning and 88.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2020-07-08 12:15:17,844 INFO L168 Benchmark]: Boogie Preprocessor took 30.26 ms. Allocated memory is still 142.1 MB. Free memory was 88.9 MB in the beginning and 87.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-07-08 12:15:17,844 INFO L168 Benchmark]: RCFGBuilder took 424.22 ms. Allocated memory was 142.1 MB in the beginning and 199.8 MB in the end (delta: 57.7 MB). Free memory was 87.6 MB in the beginning and 163.0 MB in the end (delta: -75.4 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-07-08 12:15:17,845 INFO L168 Benchmark]: TraceAbstraction took 18817.24 ms. Allocated memory was 199.8 MB in the beginning and 439.4 MB in the end (delta: 239.6 MB). Free memory was 163.0 MB in the beginning and 321.1 MB in the end (delta: -158.1 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2020-07-08 12:15:17,848 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 142.1 MB. Free memory is still 116.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 251.30 ms. Allocated memory is still 142.1 MB. Free memory was 98.4 MB in the beginning and 88.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.26 ms. Allocated memory is still 142.1 MB. Free memory was 88.9 MB in the beginning and 87.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 424.22 ms. Allocated memory was 142.1 MB in the beginning and 199.8 MB in the end (delta: 57.7 MB). Free memory was 87.6 MB in the beginning and 163.0 MB in the end (delta: -75.4 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18817.24 ms. Allocated memory was 199.8 MB in the beginning and 439.4 MB in the end (delta: 239.6 MB). Free memory was 163.0 MB in the beginning and 321.1 MB in the end (delta: -158.1 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 27]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.0s, OverallIterations: 9, TraceHistogramMax: 19, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 208 SDtfs, 409 SDslu, 1044 SDs, 0 SdLazy, 1326 SolverSat, 399 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 897 GetRequests, 747 SyntacticMatches, 9 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 601 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 128 PreInvPairs, 197 NumberOfFragments, 63 HoareAnnotationTreeSize, 128 FomulaSimplifications, 533 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 8 FomulaSimplificationsInter, 1118 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 1167 NumberOfCodeBlocks, 1114 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 1151 ConstructedInterpolants, 0 QuantifiedInterpolants, 276553 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1139 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 16 InterpolantComputations, 2 PerfectInterpolantSequences, 4362/5870 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...