/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 0.1.25-267fbe0 [2020-07-17 22:21:00,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 22:21:00,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 22:21:00,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 22:21:00,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 22:21:00,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 22:21:00,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 22:21:00,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 22:21:00,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 22:21:00,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 22:21:00,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 22:21:00,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 22:21:00,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 22:21:00,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 22:21:00,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 22:21:00,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 22:21:00,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 22:21:00,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 22:21:00,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 22:21:00,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 22:21:00,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 22:21:00,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 22:21:00,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 22:21:00,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 22:21:00,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 22:21:00,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 22:21:00,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 22:21:00,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 22:21:00,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 22:21:00,222 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 22:21:00,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 22:21:00,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 22:21:00,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 22:21:00,224 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 22:21:00,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 22:21:00,228 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 22:21:00,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 22:21:00,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 22:21:00,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 22:21:00,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 22:21:00,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 22:21:00,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 22:21:00,229 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 22:21:00,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 22:21:00,232 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 22:21:00,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 22:21:00,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 22:21:00,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 22:21:00,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 22:21:00,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 22:21:00,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:21:00,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 22:21:00,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 22:21:00,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 22:21:00,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 22:21:00,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 22:21:00,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 22:21:00,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 22:21:00,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 22:21:00,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 22:21:00,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 22:21:00,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 22:21:00,544 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 22:21:00,544 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 22:21:00,545 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_5-1.c [2020-07-17 22:21:00,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f762387/819aaaff54664164aec1c0edaf04707a/FLAGbe4f11db4 [2020-07-17 22:21:01,080 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 22:21:01,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_5-1.c [2020-07-17 22:21:01,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f762387/819aaaff54664164aec1c0edaf04707a/FLAGbe4f11db4 [2020-07-17 22:21:01,515 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f762387/819aaaff54664164aec1c0edaf04707a [2020-07-17 22:21:01,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 22:21:01,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 22:21:01,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 22:21:01,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 22:21:01,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 22:21:01,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01, skipping insertion in model container [2020-07-17 22:21:01,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 22:21:01,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 22:21:01,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:21:01,747 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 22:21:01,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:21:01,781 INFO L208 MainTranslator]: Completed translation [2020-07-17 22:21:01,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01 WrapperNode [2020-07-17 22:21:01,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 22:21:01,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 22:21:01,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 22:21:01,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 22:21:01,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... [2020-07-17 22:21:01,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 22:21:01,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 22:21:01,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 22:21:01,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 22:21:01,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:21:01,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 22:21:01,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 22:21:01,988 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-17 22:21:01,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 22:21:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 22:21:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 22:21:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-17 22:21:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 22:21:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 22:21:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 22:21:02,311 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 22:21:02,311 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-17 22:21:02,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:21:02 BoogieIcfgContainer [2020-07-17 22:21:02,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 22:21:02,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 22:21:02,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 22:21:02,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 22:21:02,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 10:21:01" (1/3) ... [2020-07-17 22:21:02,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f92a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:21:02, skipping insertion in model container [2020-07-17 22:21:02,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:21:01" (2/3) ... [2020-07-17 22:21:02,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f92a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:21:02, skipping insertion in model container [2020-07-17 22:21:02,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:21:02" (3/3) ... [2020-07-17 22:21:02,325 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_5-1.c [2020-07-17 22:21:02,338 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 22:21:02,346 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 22:21:02,361 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 22:21:02,387 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 22:21:02,388 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 22:21:02,388 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 22:21:02,388 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 22:21:02,388 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 22:21:02,388 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 22:21:02,389 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 22:21:02,389 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 22:21:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-17 22:21:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-17 22:21:02,418 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:02,419 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:02,419 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:02,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:02,426 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-07-17 22:21:02,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:02,438 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900180750] [2020-07-17 22:21:02,438 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:02,653 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-17 22:21:02,654 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-17 22:21:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:02,714 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:02,716 INFO L280 TraceCheckUtils]: 1: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:02,717 INFO L280 TraceCheckUtils]: 2: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:02,719 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-17 22:21:02,720 INFO L263 TraceCheckUtils]: 0: Hoare triple {27#true} call ULTIMATE.init(); {27#true} is VALID [2020-07-17 22:21:02,721 INFO L280 TraceCheckUtils]: 1: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-17 22:21:02,721 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-17 22:21:02,721 INFO L263 TraceCheckUtils]: 3: Hoare triple {27#true} call #t~ret3 := main(); {27#true} is VALID [2020-07-17 22:21:02,723 INFO L280 TraceCheckUtils]: 4: Hoare triple {27#true} ~x~0 := 5; {31#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:02,723 INFO L263 TraceCheckUtils]: 5: Hoare triple {31#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {27#true} is VALID [2020-07-17 22:21:02,724 INFO L280 TraceCheckUtils]: 6: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:02,726 INFO L280 TraceCheckUtils]: 7: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:02,727 INFO L280 TraceCheckUtils]: 8: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:02,730 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-17 22:21:02,730 INFO L280 TraceCheckUtils]: 10: Hoare triple {28#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {28#false} is VALID [2020-07-17 22:21:02,731 INFO L280 TraceCheckUtils]: 11: Hoare triple {28#false} assume 5 != ~result~0; {28#false} is VALID [2020-07-17 22:21:02,731 INFO L280 TraceCheckUtils]: 12: Hoare triple {28#false} assume !false; {28#false} is VALID [2020-07-17 22:21:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:21:02,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900180750] [2020-07-17 22:21:02,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:21:02,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 22:21:02,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766002146] [2020-07-17 22:21:02,744 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-17 22:21:02,747 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:02,750 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 22:21:02,797 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:02,797 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 22:21:02,798 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:02,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 22:21:02,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 22:21:02,809 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-07-17 22:21:03,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:03,224 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-07-17 22:21:03,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 22:21:03,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-17 22:21:03,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:03,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-17 22:21:03,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-17 22:21:03,242 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-17 22:21:03,315 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:03,331 INFO L225 Difference]: With dead ends: 35 [2020-07-17 22:21:03,331 INFO L226 Difference]: Without dead ends: 21 [2020-07-17 22:21:03,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 22:21:03,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-17 22:21:03,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-17 22:21:03,389 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:03,389 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:03,390 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:03,390 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:03,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:03,396 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-17 22:21:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:03,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:03,397 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:03,397 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:03,398 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-17 22:21:03,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:03,403 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-17 22:21:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:03,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:03,404 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:03,404 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:03,405 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-17 22:21:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-17 22:21:03,410 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-07-17 22:21:03,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:03,411 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-17 22:21:03,411 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 22:21:03,411 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:03,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-17 22:21:03,412 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:03,413 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:03,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 22:21:03,413 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:03,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:03,414 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-07-17 22:21:03,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:03,415 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049698421] [2020-07-17 22:21:03,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:03,473 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 22:21:03,473 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-17 22:21:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:03,548 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:03,549 INFO L280 TraceCheckUtils]: 1: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:03,551 INFO L280 TraceCheckUtils]: 2: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:03,553 INFO L280 TraceCheckUtils]: 3: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:03,566 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-17 22:21:03,567 INFO L263 TraceCheckUtils]: 0: Hoare triple {156#true} call ULTIMATE.init(); {156#true} is VALID [2020-07-17 22:21:03,567 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-17 22:21:03,567 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-17 22:21:03,568 INFO L263 TraceCheckUtils]: 3: Hoare triple {156#true} call #t~ret3 := main(); {156#true} is VALID [2020-07-17 22:21:03,570 INFO L280 TraceCheckUtils]: 4: Hoare triple {156#true} ~x~0 := 5; {160#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:03,571 INFO L263 TraceCheckUtils]: 5: Hoare triple {160#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {156#true} is VALID [2020-07-17 22:21:03,572 INFO L280 TraceCheckUtils]: 6: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:03,573 INFO L280 TraceCheckUtils]: 7: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:03,574 INFO L280 TraceCheckUtils]: 8: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:03,575 INFO L280 TraceCheckUtils]: 9: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:03,577 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-17 22:21:03,578 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {157#false} is VALID [2020-07-17 22:21:03,578 INFO L280 TraceCheckUtils]: 12: Hoare triple {157#false} assume 5 != ~result~0; {157#false} is VALID [2020-07-17 22:21:03,578 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#false} assume !false; {157#false} is VALID [2020-07-17 22:21:03,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:21:03,582 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049698421] [2020-07-17 22:21:03,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:21:03,584 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 22:21:03,584 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960815608] [2020-07-17 22:21:03,588 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-17 22:21:03,588 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:03,588 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 22:21:03,609 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:03,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 22:21:03,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:03,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 22:21:03,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 22:21:03,610 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-07-17 22:21:03,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:03,768 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-07-17 22:21:03,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 22:21:03,768 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-17 22:21:03,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:03,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:03,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-17 22:21:03,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:21:03,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-17 22:21:03,777 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 29 transitions. [2020-07-17 22:21:03,815 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:03,817 INFO L225 Difference]: With dead ends: 27 [2020-07-17 22:21:03,817 INFO L226 Difference]: Without dead ends: 23 [2020-07-17 22:21:03,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 22:21:03,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-17 22:21:03,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-07-17 22:21:03,829 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:03,830 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 21 states. [2020-07-17 22:21:03,830 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 21 states. [2020-07-17 22:21:03,830 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 21 states. [2020-07-17 22:21:03,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:03,835 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-17 22:21:03,835 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-17 22:21:03,836 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:03,836 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:03,836 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 23 states. [2020-07-17 22:21:03,836 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 23 states. [2020-07-17 22:21:03,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:03,840 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-17 22:21:03,840 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-17 22:21:03,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:03,841 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:03,842 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:03,842 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-17 22:21:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-17 22:21:03,845 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-07-17 22:21:03,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:03,845 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-17 22:21:03,845 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 22:21:03,846 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-17 22:21:03,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-17 22:21:03,847 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:03,847 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:03,848 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 22:21:03,848 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:03,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:03,848 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-07-17 22:21:03,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:03,849 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651114533] [2020-07-17 22:21:03,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:03,937 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:03,937 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-17 22:21:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:04,020 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:04,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,022 INFO L280 TraceCheckUtils]: 2: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,023 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-17 22:21:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:04,030 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:04,030 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:04,031 INFO L280 TraceCheckUtils]: 2: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:04,031 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-17 22:21:04,032 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:04,033 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-17 22:21:04,034 INFO L280 TraceCheckUtils]: 2: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-17 22:21:04,034 INFO L263 TraceCheckUtils]: 3: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-17 22:21:04,035 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:04,036 INFO L280 TraceCheckUtils]: 5: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,036 INFO L280 TraceCheckUtils]: 6: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,038 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-17 22:21:04,038 INFO L280 TraceCheckUtils]: 8: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-17 22:21:04,038 INFO L263 TraceCheckUtils]: 9: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-17 22:21:04,039 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:04,039 INFO L280 TraceCheckUtils]: 11: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:04,039 INFO L280 TraceCheckUtils]: 12: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:04,040 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-17 22:21:04,040 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 [2020-07-17 22:21:04,040 INFO L280 TraceCheckUtils]: 15: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-17 22:21:04,040 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-17 22:21:04,042 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-17 22:21:04,042 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:04,042 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-17 22:21:04,043 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-17 22:21:04,044 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:04,044 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-17 22:21:04,044 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:04,045 INFO L280 TraceCheckUtils]: 7: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-17 22:21:04,046 INFO L280 TraceCheckUtils]: 8: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-17 22:21:04,046 INFO L263 TraceCheckUtils]: 9: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-17 22:21:04,047 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:04,048 INFO L280 TraceCheckUtils]: 11: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,049 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,050 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-17 22:21:04,050 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-17 22:21:04,051 INFO L263 TraceCheckUtils]: 15: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-17 22:21:04,051 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:04,051 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:04,052 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:04,052 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-17 22:21:04,052 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 [2020-07-17 22:21:04,053 INFO L280 TraceCheckUtils]: 21: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-17 22:21:04,053 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-17 22:21:04,053 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-17 22:21:04,053 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 != ~result~0; {283#false} is VALID [2020-07-17 22:21:04,054 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-17 22:21:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 22:21:04,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651114533] [2020-07-17 22:21:04,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831777920] [2020-07-17 22:21:04,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:04,101 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 22:21:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:04,120 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:04,253 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-17 22:21:04,254 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:04,254 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-17 22:21:04,255 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-17 22:21:04,256 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:04,256 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-17 22:21:04,257 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:04,258 INFO L280 TraceCheckUtils]: 7: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:04,259 INFO L280 TraceCheckUtils]: 8: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:04,259 INFO L263 TraceCheckUtils]: 9: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-17 22:21:04,260 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:04,261 INFO L280 TraceCheckUtils]: 11: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,261 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:04,263 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {337#(<= |fibo_#in~n| fibo_~n)} #39#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:04,264 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |fibo_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:04,264 INFO L263 TraceCheckUtils]: 15: Hoare triple {359#(<= |fibo_#in~n| 1)} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-17 22:21:04,264 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-17 22:21:04,265 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-17 22:21:04,265 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-17 22:21:04,267 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {359#(<= |fibo_#in~n| 1)} #41#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:04,267 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 [2020-07-17 22:21:04,268 INFO L280 TraceCheckUtils]: 21: Hoare triple {359#(<= |fibo_#in~n| 1)} assume true; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:04,270 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {359#(<= |fibo_#in~n| 1)} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-17 22:21:04,270 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-17 22:21:04,270 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 != ~result~0; {283#false} is VALID [2020-07-17 22:21:04,271 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-17 22:21:04,272 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 22:21:04,273 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:04,273 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2020-07-17 22:21:04,274 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183189667] [2020-07-17 22:21:04,274 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-17 22:21:04,275 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:04,275 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 22:21:04,326 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:04,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 22:21:04,327 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:04,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 22:21:04,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-17 22:21:04,328 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 9 states. [2020-07-17 22:21:04,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:04,726 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-07-17 22:21:04,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 22:21:04,727 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-17 22:21:04,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 22:21:04,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-17 22:21:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 22:21:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-17 22:21:04,738 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 46 transitions. [2020-07-17 22:21:04,795 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:04,797 INFO L225 Difference]: With dead ends: 38 [2020-07-17 22:21:04,798 INFO L226 Difference]: Without dead ends: 23 [2020-07-17 22:21:04,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-07-17 22:21:04,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-17 22:21:04,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-07-17 22:21:04,809 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:04,809 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:04,809 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:04,810 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:04,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:04,813 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-17 22:21:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-17 22:21:04,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:04,814 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:04,814 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:04,814 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-17 22:21:04,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:04,817 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-17 22:21:04,817 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-17 22:21:04,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:04,818 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:04,818 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:04,818 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-17 22:21:04,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-07-17 22:21:04,824 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-07-17 22:21:04,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:04,824 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-07-17 22:21:04,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 22:21:04,825 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-17 22:21:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-17 22:21:04,826 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:04,826 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:05,040 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-17 22:21:05,040 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:05,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:05,041 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-07-17 22:21:05,041 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:05,042 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653573302] [2020-07-17 22:21:05,042 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:05,080 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:05,080 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-17 22:21:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:05,140 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,141 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,142 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,143 INFO L280 TraceCheckUtils]: 3: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,144 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:05,163 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:05,164 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:05,164 INFO L280 TraceCheckUtils]: 2: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:05,168 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,173 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,174 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,175 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,175 INFO L263 TraceCheckUtils]: 3: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-17 22:21:05,175 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,176 INFO L280 TraceCheckUtils]: 5: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,178 INFO L280 TraceCheckUtils]: 6: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,180 INFO L280 TraceCheckUtils]: 7: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,182 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,182 INFO L280 TraceCheckUtils]: 9: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,183 INFO L263 TraceCheckUtils]: 10: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-17 22:21:05,183 INFO L280 TraceCheckUtils]: 11: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:05,183 INFO L280 TraceCheckUtils]: 12: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:05,184 INFO L280 TraceCheckUtils]: 13: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:05,186 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,187 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,188 INFO L280 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,190 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-17 22:21:05,191 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-17 22:21:05,191 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:05,191 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-17 22:21:05,191 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-17 22:21:05,193 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:05,194 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-17 22:21:05,195 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,195 INFO L280 TraceCheckUtils]: 7: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,196 INFO L280 TraceCheckUtils]: 8: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,197 INFO L263 TraceCheckUtils]: 9: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-17 22:21:05,198 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,199 INFO L280 TraceCheckUtils]: 11: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:05,200 INFO L280 TraceCheckUtils]: 12: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,201 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,203 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,205 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,205 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-17 22:21:05,205 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:05,206 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:05,206 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:05,207 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,209 INFO L280 TraceCheckUtils]: 21: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,210 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,212 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-17 22:21:05,212 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-17 22:21:05,212 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 != ~result~0; {532#false} is VALID [2020-07-17 22:21:05,213 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-17 22:21:05,214 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-17 22:21:05,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653573302] [2020-07-17 22:21:05,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268147973] [2020-07-17 22:21:05,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2020-07-17 22:21:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:05,242 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 [2020-07-17 22:21:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:05,253 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:05,331 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-17 22:21:05,331 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:05,332 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-17 22:21:05,332 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-17 22:21:05,333 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:05,333 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-17 22:21:05,334 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:05,334 INFO L280 TraceCheckUtils]: 7: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:05,335 INFO L280 TraceCheckUtils]: 8: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:05,335 INFO L263 TraceCheckUtils]: 9: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-17 22:21:05,336 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:05,336 INFO L280 TraceCheckUtils]: 11: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:05,337 INFO L280 TraceCheckUtils]: 12: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,338 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:05,339 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {587#(<= |fibo_#in~n| fibo_~n)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,340 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,341 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-17 22:21:05,341 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-17 22:21:05,341 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-17 22:21:05,341 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-17 22:21:05,342 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,343 INFO L280 TraceCheckUtils]: 21: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,344 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:05,345 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-17 22:21:05,346 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-17 22:21:05,346 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 != ~result~0; {532#false} is VALID [2020-07-17 22:21:05,346 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-17 22:21:05,347 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-17 22:21:05,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:05,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-17 22:21:05,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225374723] [2020-07-17 22:21:05,349 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-17 22:21:05,350 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:05,350 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-17 22:21:05,389 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:05,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 22:21:05,389 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:05,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 22:21:05,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 22:21:05,390 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-07-17 22:21:05,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:05,681 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-07-17 22:21:05,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 22:21:05,681 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-17 22:21:05,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:05,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 22:21:05,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-17 22:21:05,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 22:21:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-17 22:21:05,695 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 47 transitions. [2020-07-17 22:21:05,759 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:05,765 INFO L225 Difference]: With dead ends: 41 [2020-07-17 22:21:05,766 INFO L226 Difference]: Without dead ends: 37 [2020-07-17 22:21:05,766 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-17 22:21:05,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-17 22:21:05,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-17 22:21:05,795 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:05,795 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:05,796 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:05,796 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:05,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:05,801 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-17 22:21:05,801 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-17 22:21:05,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:05,802 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:05,802 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:05,802 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-17 22:21:05,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:05,806 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-17 22:21:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-17 22:21:05,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:05,808 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:05,808 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:05,808 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-17 22:21:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-17 22:21:05,811 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-07-17 22:21:05,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:05,812 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-17 22:21:05,812 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 22:21:05,812 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-17 22:21:05,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-17 22:21:05,813 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:05,814 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:06,026 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:06,027 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:06,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:06,028 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-07-17 22:21:06,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:06,029 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861496509] [2020-07-17 22:21:06,029 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,096 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,097 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-17 22:21:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,205 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,205 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:06,205 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:06,206 INFO L280 TraceCheckUtils]: 3: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,207 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,213 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,213 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:06,213 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,214 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,215 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,216 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:06,217 INFO L280 TraceCheckUtils]: 2: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,217 INFO L263 TraceCheckUtils]: 3: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:06,217 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,217 INFO L280 TraceCheckUtils]: 5: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:06,218 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:06,218 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,219 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,220 INFO L280 TraceCheckUtils]: 9: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,220 INFO L263 TraceCheckUtils]: 10: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:06,220 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,221 INFO L280 TraceCheckUtils]: 12: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:06,221 INFO L280 TraceCheckUtils]: 13: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,222 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,222 INFO L280 TraceCheckUtils]: 15: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,223 INFO L280 TraceCheckUtils]: 16: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,224 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,243 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,244 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,244 INFO L280 TraceCheckUtils]: 2: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,246 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-17 22:21:06,246 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,246 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:06,247 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-17 22:21:06,247 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:06,247 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,248 INFO L280 TraceCheckUtils]: 5: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:06,249 INFO L280 TraceCheckUtils]: 6: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,249 INFO L263 TraceCheckUtils]: 7: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:06,250 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,250 INFO L280 TraceCheckUtils]: 9: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:06,250 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:06,250 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,251 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,252 INFO L280 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,253 INFO L263 TraceCheckUtils]: 14: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:06,253 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,253 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:06,253 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,254 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,255 INFO L280 TraceCheckUtils]: 19: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,256 INFO L280 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,257 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:06,258 INFO L280 TraceCheckUtils]: 22: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:06,258 INFO L263 TraceCheckUtils]: 23: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:06,259 INFO L280 TraceCheckUtils]: 24: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,259 INFO L280 TraceCheckUtils]: 25: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,260 INFO L280 TraceCheckUtils]: 26: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,261 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-17 22:21:06,261 INFO L280 TraceCheckUtils]: 28: Hoare triple {830#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {830#false} is VALID [2020-07-17 22:21:06,262 INFO L280 TraceCheckUtils]: 29: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-17 22:21:06,262 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {830#false} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-17 22:21:06,263 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-17 22:21:06,264 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,264 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-17 22:21:06,264 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-17 22:21:06,265 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 5; {833#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:06,265 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-17 22:21:06,265 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,265 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:06,266 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-17 22:21:06,266 INFO L263 TraceCheckUtils]: 9: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:06,266 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,267 INFO L280 TraceCheckUtils]: 11: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:06,268 INFO L280 TraceCheckUtils]: 12: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,268 INFO L263 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:06,268 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,269 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-17 22:21:06,269 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-17 22:21:06,269 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,271 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,272 INFO L280 TraceCheckUtils]: 19: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,272 INFO L263 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:06,272 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,272 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:06,273 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,274 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,274 INFO L280 TraceCheckUtils]: 25: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,275 INFO L280 TraceCheckUtils]: 26: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,276 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:06,276 INFO L280 TraceCheckUtils]: 28: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-17 22:21:06,277 INFO L263 TraceCheckUtils]: 29: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:06,277 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:06,278 INFO L280 TraceCheckUtils]: 31: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,278 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-17 22:21:06,280 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-17 22:21:06,281 INFO L280 TraceCheckUtils]: 34: Hoare triple {830#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {830#false} is VALID [2020-07-17 22:21:06,281 INFO L280 TraceCheckUtils]: 35: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-17 22:21:06,281 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {830#false} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-17 22:21:06,281 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-17 22:21:06,282 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 5 != ~result~0; {830#false} is VALID [2020-07-17 22:21:06,282 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-17 22:21:06,284 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-17 22:21:06,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861496509] [2020-07-17 22:21:06,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891706335] [2020-07-17 22:21:06,284 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) [2020-07-17 22:21:06,317 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-17 22:21:06,317 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:06,318 INFO L264 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 22:21:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:06,329 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:06,498 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-17 22:21:06,499 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,499 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-17 22:21:06,499 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-17 22:21:06,501 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 5; {833#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:06,501 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-17 22:21:06,502 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,508 INFO L280 TraceCheckUtils]: 7: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,511 INFO L280 TraceCheckUtils]: 8: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,512 INFO L263 TraceCheckUtils]: 9: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:06,512 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,513 INFO L280 TraceCheckUtils]: 11: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,513 INFO L280 TraceCheckUtils]: 12: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,514 INFO L263 TraceCheckUtils]: 13: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-17 22:21:06,514 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,515 INFO L280 TraceCheckUtils]: 15: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:06,515 INFO L280 TraceCheckUtils]: 16: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:06,516 INFO L280 TraceCheckUtils]: 17: Hoare triple {953#(<= |fibo_#in~n| 1)} assume true; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:06,517 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {953#(<= |fibo_#in~n| 1)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:06,518 INFO L280 TraceCheckUtils]: 19: Hoare triple {960#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:06,518 INFO L263 TraceCheckUtils]: 20: Hoare triple {960#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:06,519 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,519 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:06,519 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,520 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {960#(<= |fibo_#in~n| 2)} #41#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:06,520 INFO L280 TraceCheckUtils]: 25: Hoare triple {960#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:06,521 INFO L280 TraceCheckUtils]: 26: Hoare triple {960#(<= |fibo_#in~n| 2)} assume true; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:06,522 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {960#(<= |fibo_#in~n| 2)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:06,523 INFO L280 TraceCheckUtils]: 28: Hoare triple {988#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:06,523 INFO L263 TraceCheckUtils]: 29: Hoare triple {988#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-17 22:21:06,524 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-17 22:21:06,524 INFO L280 TraceCheckUtils]: 31: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-17 22:21:06,524 INFO L280 TraceCheckUtils]: 32: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-17 22:21:06,525 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {829#true} {988#(<= |fibo_#in~n| 3)} #41#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:06,526 INFO L280 TraceCheckUtils]: 34: Hoare triple {988#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:06,526 INFO L280 TraceCheckUtils]: 35: Hoare triple {988#(<= |fibo_#in~n| 3)} assume true; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:06,527 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {988#(<= |fibo_#in~n| 3)} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-17 22:21:06,528 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-17 22:21:06,528 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 5 != ~result~0; {830#false} is VALID [2020-07-17 22:21:06,528 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-17 22:21:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-17 22:21:06,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:06,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2020-07-17 22:21:06,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703482872] [2020-07-17 22:21:06,532 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-17 22:21:06,537 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:06,537 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 22:21:06,610 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:06,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 22:21:06,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:06,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 22:21:06,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-17 22:21:06,611 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 12 states. [2020-07-17 22:21:07,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,293 INFO L93 Difference]: Finished difference Result 72 states and 109 transitions. [2020-07-17 22:21:07,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 22:21:07,293 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-17 22:21:07,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:07,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 22:21:07,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-17 22:21:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 22:21:07,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-17 22:21:07,306 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 76 transitions. [2020-07-17 22:21:07,418 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:07,421 INFO L225 Difference]: With dead ends: 72 [2020-07-17 22:21:07,421 INFO L226 Difference]: Without dead ends: 41 [2020-07-17 22:21:07,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-07-17 22:21:07,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-07-17 22:21:07,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-07-17 22:21:07,451 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:07,451 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:07,452 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:07,452 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:07,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,457 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-17 22:21:07,457 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-17 22:21:07,458 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:07,458 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:07,458 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:07,459 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-17 22:21:07,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:07,464 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-17 22:21:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-17 22:21:07,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:07,465 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:07,465 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:07,465 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-17 22:21:07,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2020-07-17 22:21:07,472 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 40 [2020-07-17 22:21:07,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:07,473 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2020-07-17 22:21:07,473 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 22:21:07,473 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-17 22:21:07,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-07-17 22:21:07,478 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:07,478 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:07,693 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:07,694 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:07,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:07,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 3 times [2020-07-17 22:21:07,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:07,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784285746] [2020-07-17 22:21:07,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:07,817 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-17 22:21:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,023 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,024 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,024 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,025 INFO L280 TraceCheckUtils]: 3: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,026 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,032 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,032 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,033 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,034 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,035 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,035 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,036 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,036 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,037 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,037 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,038 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,039 INFO L280 TraceCheckUtils]: 7: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,040 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,041 INFO L280 TraceCheckUtils]: 9: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,041 INFO L263 TraceCheckUtils]: 10: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,042 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,042 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,042 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,043 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,044 INFO L280 TraceCheckUtils]: 15: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,044 INFO L280 TraceCheckUtils]: 16: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,046 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,051 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,052 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,052 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,052 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,053 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,054 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,055 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,055 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,056 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,056 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,057 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,058 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,058 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,058 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,059 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,060 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,060 INFO L280 TraceCheckUtils]: 11: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,062 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,062 INFO L280 TraceCheckUtils]: 13: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,063 INFO L263 TraceCheckUtils]: 14: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,063 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,063 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,064 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,065 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,065 INFO L280 TraceCheckUtils]: 19: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,066 INFO L280 TraceCheckUtils]: 20: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,067 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,068 INFO L280 TraceCheckUtils]: 22: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,068 INFO L263 TraceCheckUtils]: 23: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,068 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,068 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,069 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,069 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,070 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,070 INFO L280 TraceCheckUtils]: 29: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,071 INFO L280 TraceCheckUtils]: 30: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,072 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,173 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,173 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,174 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,174 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,175 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,188 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,189 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,189 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,190 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,191 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,192 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:08,193 INFO L280 TraceCheckUtils]: 2: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,193 INFO L263 TraceCheckUtils]: 3: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,193 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,193 INFO L280 TraceCheckUtils]: 5: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,194 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,194 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,195 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,196 INFO L280 TraceCheckUtils]: 9: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,196 INFO L263 TraceCheckUtils]: 10: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,196 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,197 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,197 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,199 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,200 INFO L280 TraceCheckUtils]: 15: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,200 INFO L280 TraceCheckUtils]: 16: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,202 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,209 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,210 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,210 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,210 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,211 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,212 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,212 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,213 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,213 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,214 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,215 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:08,216 INFO L280 TraceCheckUtils]: 6: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,216 INFO L263 TraceCheckUtils]: 7: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,216 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,216 INFO L280 TraceCheckUtils]: 9: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,216 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,217 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,218 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,218 INFO L280 TraceCheckUtils]: 13: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,218 INFO L263 TraceCheckUtils]: 14: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,219 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,219 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,219 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,220 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,221 INFO L280 TraceCheckUtils]: 19: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,222 INFO L280 TraceCheckUtils]: 20: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,223 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,223 INFO L280 TraceCheckUtils]: 22: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,224 INFO L263 TraceCheckUtils]: 23: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,224 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,224 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,224 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,224 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,225 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,226 INFO L280 TraceCheckUtils]: 29: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,226 INFO L280 TraceCheckUtils]: 30: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,227 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-17 22:21:08,229 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,229 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,229 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:08,229 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,230 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,231 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,231 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,232 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,232 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,233 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,234 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,234 INFO L263 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,235 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,235 INFO L280 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,236 INFO L280 TraceCheckUtils]: 14: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,237 INFO L280 TraceCheckUtils]: 15: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,238 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,238 INFO L280 TraceCheckUtils]: 17: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,239 INFO L263 TraceCheckUtils]: 18: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,239 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,239 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,239 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,240 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,241 INFO L280 TraceCheckUtils]: 23: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,242 INFO L280 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,243 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,244 INFO L280 TraceCheckUtils]: 26: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,244 INFO L263 TraceCheckUtils]: 27: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,244 INFO L280 TraceCheckUtils]: 28: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,244 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,245 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,245 INFO L280 TraceCheckUtils]: 31: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,246 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,246 INFO L280 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,249 INFO L280 TraceCheckUtils]: 34: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,250 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:08,265 INFO L280 TraceCheckUtils]: 36: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:08,265 INFO L263 TraceCheckUtils]: 37: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,266 INFO L280 TraceCheckUtils]: 38: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,267 INFO L280 TraceCheckUtils]: 39: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,267 INFO L280 TraceCheckUtils]: 40: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,268 INFO L263 TraceCheckUtils]: 41: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,268 INFO L280 TraceCheckUtils]: 42: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,270 INFO L280 TraceCheckUtils]: 43: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:08,271 INFO L280 TraceCheckUtils]: 44: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,271 INFO L263 TraceCheckUtils]: 45: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,271 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,272 INFO L280 TraceCheckUtils]: 47: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,272 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,272 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,275 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,276 INFO L280 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,277 INFO L263 TraceCheckUtils]: 52: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,277 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,277 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,277 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,279 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,279 INFO L280 TraceCheckUtils]: 57: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,280 INFO L280 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,281 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,282 INFO L280 TraceCheckUtils]: 60: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,282 INFO L263 TraceCheckUtils]: 61: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,282 INFO L280 TraceCheckUtils]: 62: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,282 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,283 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,283 INFO L280 TraceCheckUtils]: 65: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,284 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,284 INFO L280 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,285 INFO L280 TraceCheckUtils]: 68: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,286 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-17 22:21:08,286 INFO L280 TraceCheckUtils]: 70: Hoare triple {1270#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1270#false} is VALID [2020-07-17 22:21:08,286 INFO L280 TraceCheckUtils]: 71: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-17 22:21:08,286 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1270#false} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-17 22:21:08,292 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-17 22:21:08,292 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,292 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-17 22:21:08,292 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-17 22:21:08,294 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 5; {1273#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:08,294 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-17 22:21:08,294 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,294 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,294 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:08,295 INFO L263 TraceCheckUtils]: 9: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,295 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,296 INFO L280 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,296 INFO L280 TraceCheckUtils]: 12: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,296 INFO L263 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,297 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,297 INFO L280 TraceCheckUtils]: 15: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,298 INFO L280 TraceCheckUtils]: 16: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,298 INFO L263 TraceCheckUtils]: 17: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,298 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,299 INFO L280 TraceCheckUtils]: 19: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,300 INFO L280 TraceCheckUtils]: 20: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,300 INFO L280 TraceCheckUtils]: 21: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,301 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,302 INFO L280 TraceCheckUtils]: 23: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,302 INFO L263 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,302 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,303 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,303 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,304 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,304 INFO L280 TraceCheckUtils]: 29: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,305 INFO L280 TraceCheckUtils]: 30: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:08,306 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,306 INFO L280 TraceCheckUtils]: 32: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,307 INFO L263 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,307 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,307 INFO L280 TraceCheckUtils]: 35: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,307 INFO L280 TraceCheckUtils]: 36: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,308 INFO L280 TraceCheckUtils]: 37: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,309 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,309 INFO L280 TraceCheckUtils]: 39: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,310 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,312 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:08,313 INFO L280 TraceCheckUtils]: 42: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-17 22:21:08,313 INFO L263 TraceCheckUtils]: 43: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,313 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,314 INFO L280 TraceCheckUtils]: 45: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,315 INFO L280 TraceCheckUtils]: 46: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,315 INFO L263 TraceCheckUtils]: 47: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,316 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,316 INFO L280 TraceCheckUtils]: 49: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:08,317 INFO L280 TraceCheckUtils]: 50: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,317 INFO L263 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,318 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,318 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,318 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,318 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,320 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,320 INFO L280 TraceCheckUtils]: 57: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,321 INFO L263 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,321 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,321 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,321 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,322 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,323 INFO L280 TraceCheckUtils]: 63: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,323 INFO L280 TraceCheckUtils]: 64: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,324 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,325 INFO L280 TraceCheckUtils]: 66: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,325 INFO L263 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,325 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,326 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,326 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,326 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,328 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,328 INFO L280 TraceCheckUtils]: 73: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,329 INFO L280 TraceCheckUtils]: 74: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:08,330 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-17 22:21:08,330 INFO L280 TraceCheckUtils]: 76: Hoare triple {1270#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1270#false} is VALID [2020-07-17 22:21:08,331 INFO L280 TraceCheckUtils]: 77: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-17 22:21:08,331 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1270#false} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-17 22:21:08,331 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-17 22:21:08,331 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 5 != ~result~0; {1270#false} is VALID [2020-07-17 22:21:08,331 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-17 22:21:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-07-17 22:21:08,341 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784285746] [2020-07-17 22:21:08,342 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55614698] [2020-07-17 22:21:08,342 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:08,406 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2020-07-17 22:21:08,407 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:21:08,408 INFO L264 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 22:21:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:08,451 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:08,683 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-17 22:21:08,683 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,684 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-17 22:21:08,684 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-17 22:21:08,684 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 5; {1273#(<= 5 main_~x~0)} is VALID [2020-07-17 22:21:08,685 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-17 22:21:08,685 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,686 INFO L280 TraceCheckUtils]: 7: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,687 INFO L280 TraceCheckUtils]: 8: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,687 INFO L263 TraceCheckUtils]: 9: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,687 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,688 INFO L280 TraceCheckUtils]: 11: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,689 INFO L280 TraceCheckUtils]: 12: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,689 INFO L263 TraceCheckUtils]: 13: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,689 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,689 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,690 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:08,690 INFO L263 TraceCheckUtils]: 17: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,690 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,690 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,690 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,690 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,691 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-17 22:21:08,691 INFO L280 TraceCheckUtils]: 23: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-17 22:21:08,691 INFO L263 TraceCheckUtils]: 24: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,691 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,691 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,692 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,692 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-17 22:21:08,692 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1269#true} is VALID [2020-07-17 22:21:08,692 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,693 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1269#true} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,694 INFO L280 TraceCheckUtils]: 32: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,694 INFO L263 TraceCheckUtils]: 33: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,695 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,695 INFO L280 TraceCheckUtils]: 35: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-17 22:21:08,696 INFO L280 TraceCheckUtils]: 36: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,697 INFO L280 TraceCheckUtils]: 37: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:08,698 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1504#(<= |fibo_#in~n| fibo_~n)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,699 INFO L280 TraceCheckUtils]: 39: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,700 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:08,702 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:08,703 INFO L280 TraceCheckUtils]: 42: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:08,704 INFO L263 TraceCheckUtils]: 43: Hoare triple {1610#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,704 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,704 INFO L280 TraceCheckUtils]: 45: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,704 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:08,704 INFO L263 TraceCheckUtils]: 47: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,705 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,705 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,705 INFO L280 TraceCheckUtils]: 50: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-17 22:21:08,705 INFO L263 TraceCheckUtils]: 51: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-17 22:21:08,705 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,705 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,706 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,706 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,706 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-17 22:21:08,706 INFO L280 TraceCheckUtils]: 57: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-17 22:21:08,706 INFO L263 TraceCheckUtils]: 58: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,707 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,707 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-17 22:21:08,707 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,707 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-17 22:21:08,707 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1269#true} is VALID [2020-07-17 22:21:08,708 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,708 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-17 22:21:08,708 INFO L280 TraceCheckUtils]: 66: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-17 22:21:08,708 INFO L263 TraceCheckUtils]: 67: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-17 22:21:08,708 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-17 22:21:08,709 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-17 22:21:08,709 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-17 22:21:08,709 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,710 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-17 22:21:08,710 INFO L280 TraceCheckUtils]: 73: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1269#true} is VALID [2020-07-17 22:21:08,710 INFO L280 TraceCheckUtils]: 74: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-17 22:21:08,712 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1269#true} {1610#(<= |fibo_#in~n| 4)} #41#return; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:08,713 INFO L280 TraceCheckUtils]: 76: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:08,713 INFO L280 TraceCheckUtils]: 77: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume true; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:08,715 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1610#(<= |fibo_#in~n| 4)} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-17 22:21:08,715 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-17 22:21:08,715 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 5 != ~result~0; {1270#false} is VALID [2020-07-17 22:21:08,715 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-17 22:21:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 41 proven. 82 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2020-07-17 22:21:08,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:08,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 13 [2020-07-17 22:21:08,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068349538] [2020-07-17 22:21:08,739 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-17 22:21:08,763 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:08,763 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-17 22:21:08,878 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:08,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-17 22:21:08,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:08,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-17 22:21:08,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-07-17 22:21:08,880 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 13 states. [2020-07-17 22:21:09,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:09,817 INFO L93 Difference]: Finished difference Result 89 states and 132 transitions. [2020-07-17 22:21:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-17 22:21:09,818 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-17 22:21:09,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-17 22:21:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-17 22:21:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-17 22:21:09,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-17 22:21:09,832 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 95 transitions. [2020-07-17 22:21:09,982 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:09,987 INFO L225 Difference]: With dead ends: 89 [2020-07-17 22:21:09,988 INFO L226 Difference]: Without dead ends: 57 [2020-07-17 22:21:09,989 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2020-07-17 22:21:09,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-17 22:21:10,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-07-17 22:21:10,018 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:10,018 INFO L82 GeneralOperation]: Start isEquivalent. First operand 57 states. Second operand 54 states. [2020-07-17 22:21:10,018 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 54 states. [2020-07-17 22:21:10,018 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 54 states. [2020-07-17 22:21:10,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:10,022 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions. [2020-07-17 22:21:10,023 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2020-07-17 22:21:10,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:10,024 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:10,024 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 57 states. [2020-07-17 22:21:10,024 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 57 states. [2020-07-17 22:21:10,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:10,028 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions. [2020-07-17 22:21:10,028 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2020-07-17 22:21:10,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:10,029 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:10,029 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:10,029 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:10,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-17 22:21:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-07-17 22:21:10,033 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 82 [2020-07-17 22:21:10,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:10,033 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-07-17 22:21:10,033 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-17 22:21:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-07-17 22:21:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-17 22:21:10,036 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:10,036 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:21:10,250 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:10,251 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:10,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:10,252 INFO L82 PathProgramCache]: Analyzing trace with hash -2068257585, now seen corresponding path program 4 times [2020-07-17 22:21:10,253 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:10,253 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880020143] [2020-07-17 22:21:10,253 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,364 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,365 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-17 22:21:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,555 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,556 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,556 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,557 INFO L280 TraceCheckUtils]: 3: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,558 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,563 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,564 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,564 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,565 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,565 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,566 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,567 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,567 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,567 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,568 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,569 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,569 INFO L280 TraceCheckUtils]: 7: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,571 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,571 INFO L280 TraceCheckUtils]: 9: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,572 INFO L263 TraceCheckUtils]: 10: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,572 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,572 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,572 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,573 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,574 INFO L280 TraceCheckUtils]: 15: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,574 INFO L280 TraceCheckUtils]: 16: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,575 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,581 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,581 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,581 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,581 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,582 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,583 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,584 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,584 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,584 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,585 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,585 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,586 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,586 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,587 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,587 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,588 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,588 INFO L280 TraceCheckUtils]: 11: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,590 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,590 INFO L280 TraceCheckUtils]: 13: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,590 INFO L263 TraceCheckUtils]: 14: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,591 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,591 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,591 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,592 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,593 INFO L280 TraceCheckUtils]: 19: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,593 INFO L280 TraceCheckUtils]: 20: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,595 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,595 INFO L280 TraceCheckUtils]: 22: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,595 INFO L263 TraceCheckUtils]: 23: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,596 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,596 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,596 INFO L280 TraceCheckUtils]: 26: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,596 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,597 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,598 INFO L280 TraceCheckUtils]: 29: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,598 INFO L280 TraceCheckUtils]: 30: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,600 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,612 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,612 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,613 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,616 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,616 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,617 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,617 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,617 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,618 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,618 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,618 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,618 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,619 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,619 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,619 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,619 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:10,619 INFO L263 TraceCheckUtils]: 10: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,620 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,620 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,620 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,620 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,620 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:10,621 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,622 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,623 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,624 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,624 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,624 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,625 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,625 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,626 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,626 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,627 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,627 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,628 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,628 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,629 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,629 INFO L280 TraceCheckUtils]: 14: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,630 INFO L280 TraceCheckUtils]: 15: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,631 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,632 INFO L280 TraceCheckUtils]: 17: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,632 INFO L263 TraceCheckUtils]: 18: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,632 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,633 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,633 INFO L280 TraceCheckUtils]: 21: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,634 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,634 INFO L280 TraceCheckUtils]: 23: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,635 INFO L280 TraceCheckUtils]: 24: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,636 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,637 INFO L280 TraceCheckUtils]: 26: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,637 INFO L263 TraceCheckUtils]: 27: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,637 INFO L280 TraceCheckUtils]: 28: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,637 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,638 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,638 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,639 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,639 INFO L280 TraceCheckUtils]: 33: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,640 INFO L280 TraceCheckUtils]: 34: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,641 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,642 INFO L280 TraceCheckUtils]: 36: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,642 INFO L263 TraceCheckUtils]: 37: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,642 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,642 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,643 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,643 INFO L263 TraceCheckUtils]: 41: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,643 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,643 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,644 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,644 INFO L280 TraceCheckUtils]: 45: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,644 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,644 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:10,644 INFO L263 TraceCheckUtils]: 48: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,645 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,645 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,645 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,645 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,645 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:10,645 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,647 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,647 INFO L280 TraceCheckUtils]: 56: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,648 INFO L280 TraceCheckUtils]: 57: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,649 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-17 22:21:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,785 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,786 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,786 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,787 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,795 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,795 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,796 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,797 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,799 INFO L280 TraceCheckUtils]: 2: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,799 INFO L263 TraceCheckUtils]: 3: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,799 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,799 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,800 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,800 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,801 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,801 INFO L280 TraceCheckUtils]: 9: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,801 INFO L263 TraceCheckUtils]: 10: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,802 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,802 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,802 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,803 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,804 INFO L280 TraceCheckUtils]: 15: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,804 INFO L280 TraceCheckUtils]: 16: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,805 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,811 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,812 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,812 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,813 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,813 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,814 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,814 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,815 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,815 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,816 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,816 INFO L280 TraceCheckUtils]: 6: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,817 INFO L263 TraceCheckUtils]: 7: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,817 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,817 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,817 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,818 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,818 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,819 INFO L280 TraceCheckUtils]: 13: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,819 INFO L263 TraceCheckUtils]: 14: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,820 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,820 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,820 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,821 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,822 INFO L280 TraceCheckUtils]: 19: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,822 INFO L280 TraceCheckUtils]: 20: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,824 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,824 INFO L280 TraceCheckUtils]: 22: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,824 INFO L263 TraceCheckUtils]: 23: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,825 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,825 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,825 INFO L280 TraceCheckUtils]: 26: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,825 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,826 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,827 INFO L280 TraceCheckUtils]: 29: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,827 INFO L280 TraceCheckUtils]: 30: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,829 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,842 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,842 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,842 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,843 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,843 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,846 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,847 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,847 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,847 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,848 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,848 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,848 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,848 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,849 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,849 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,849 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,849 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:10,849 INFO L263 TraceCheckUtils]: 10: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,850 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,850 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,850 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,850 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,850 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:10,851 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,852 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,853 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,853 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,854 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,854 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,855 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,855 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,856 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,856 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,856 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,857 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,858 INFO L280 TraceCheckUtils]: 10: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,858 INFO L263 TraceCheckUtils]: 11: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,858 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,858 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,859 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,859 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,860 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,860 INFO L280 TraceCheckUtils]: 17: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,861 INFO L263 TraceCheckUtils]: 18: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,861 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,861 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,861 INFO L280 TraceCheckUtils]: 21: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,862 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,863 INFO L280 TraceCheckUtils]: 23: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,863 INFO L280 TraceCheckUtils]: 24: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,865 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,865 INFO L280 TraceCheckUtils]: 26: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,865 INFO L263 TraceCheckUtils]: 27: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,866 INFO L280 TraceCheckUtils]: 28: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,866 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,866 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,866 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,867 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,868 INFO L280 TraceCheckUtils]: 33: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,868 INFO L280 TraceCheckUtils]: 34: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,869 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,870 INFO L280 TraceCheckUtils]: 36: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,870 INFO L263 TraceCheckUtils]: 37: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,870 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,871 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,871 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,871 INFO L263 TraceCheckUtils]: 41: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,871 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,871 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,872 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,872 INFO L280 TraceCheckUtils]: 45: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,872 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,872 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:10,873 INFO L263 TraceCheckUtils]: 48: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,873 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,873 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,873 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,873 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,874 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:10,874 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,875 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,876 INFO L280 TraceCheckUtils]: 56: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,876 INFO L280 TraceCheckUtils]: 57: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,877 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:10,885 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,885 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,886 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,886 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,887 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,887 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,888 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,888 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,900 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,904 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,905 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,906 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,907 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,907 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,908 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,908 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,908 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,909 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,910 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,910 INFO L280 TraceCheckUtils]: 14: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,910 INFO L263 TraceCheckUtils]: 15: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,911 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,911 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,911 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,911 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,912 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,913 INFO L280 TraceCheckUtils]: 21: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,913 INFO L263 TraceCheckUtils]: 22: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,913 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,913 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,913 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,914 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,915 INFO L280 TraceCheckUtils]: 27: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,915 INFO L280 TraceCheckUtils]: 28: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,917 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,917 INFO L280 TraceCheckUtils]: 30: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,918 INFO L263 TraceCheckUtils]: 31: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,918 INFO L280 TraceCheckUtils]: 32: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,918 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,918 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,918 INFO L280 TraceCheckUtils]: 35: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,919 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,920 INFO L280 TraceCheckUtils]: 37: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,920 INFO L280 TraceCheckUtils]: 38: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,922 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,922 INFO L280 TraceCheckUtils]: 40: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,922 INFO L263 TraceCheckUtils]: 41: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,923 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,923 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,923 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,923 INFO L263 TraceCheckUtils]: 45: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,923 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,924 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,924 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,924 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,924 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,924 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:10,925 INFO L263 TraceCheckUtils]: 52: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,925 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,925 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,925 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,925 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,926 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:10,926 INFO L280 TraceCheckUtils]: 58: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,927 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,927 INFO L280 TraceCheckUtils]: 60: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,928 INFO L280 TraceCheckUtils]: 61: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,929 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,930 INFO L280 TraceCheckUtils]: 63: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,930 INFO L263 TraceCheckUtils]: 64: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,930 INFO L280 TraceCheckUtils]: 65: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,930 INFO L280 TraceCheckUtils]: 66: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,930 INFO L280 TraceCheckUtils]: 67: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,931 INFO L280 TraceCheckUtils]: 68: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,931 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,932 INFO L280 TraceCheckUtils]: 70: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,932 INFO L280 TraceCheckUtils]: 71: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,933 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-17 22:21:10,938 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,938 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,938 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,938 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,939 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,939 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,940 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,940 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,941 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,941 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,942 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,942 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,942 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,943 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,943 INFO L280 TraceCheckUtils]: 14: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,944 INFO L263 TraceCheckUtils]: 15: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,944 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,945 INFO L280 TraceCheckUtils]: 17: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,945 INFO L280 TraceCheckUtils]: 18: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,946 INFO L280 TraceCheckUtils]: 19: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:10,947 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,948 INFO L280 TraceCheckUtils]: 21: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,948 INFO L263 TraceCheckUtils]: 22: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,948 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,948 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,949 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,950 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,950 INFO L280 TraceCheckUtils]: 27: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,951 INFO L280 TraceCheckUtils]: 28: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:10,952 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,953 INFO L280 TraceCheckUtils]: 30: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,953 INFO L263 TraceCheckUtils]: 31: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,953 INFO L280 TraceCheckUtils]: 32: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,953 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,953 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,954 INFO L280 TraceCheckUtils]: 35: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,955 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,955 INFO L280 TraceCheckUtils]: 37: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,956 INFO L280 TraceCheckUtils]: 38: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:10,957 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,958 INFO L280 TraceCheckUtils]: 40: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,958 INFO L263 TraceCheckUtils]: 41: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,958 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,958 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,958 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,959 INFO L263 TraceCheckUtils]: 45: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,959 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,959 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,959 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,959 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,960 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,960 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:10,960 INFO L263 TraceCheckUtils]: 52: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,960 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,960 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,961 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,961 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,961 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:10,961 INFO L280 TraceCheckUtils]: 58: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,962 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,963 INFO L280 TraceCheckUtils]: 60: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,963 INFO L280 TraceCheckUtils]: 61: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:10,965 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-17 22:21:10,965 INFO L280 TraceCheckUtils]: 63: Hoare triple {2254#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2254#(<= fibo_~n 5)} is VALID [2020-07-17 22:21:10,966 INFO L263 TraceCheckUtils]: 64: Hoare triple {2254#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,966 INFO L280 TraceCheckUtils]: 65: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,967 INFO L280 TraceCheckUtils]: 66: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,967 INFO L280 TraceCheckUtils]: 67: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,967 INFO L263 TraceCheckUtils]: 68: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,968 INFO L280 TraceCheckUtils]: 69: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,968 INFO L280 TraceCheckUtils]: 70: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,969 INFO L280 TraceCheckUtils]: 71: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,969 INFO L263 TraceCheckUtils]: 72: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,970 INFO L280 TraceCheckUtils]: 73: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,970 INFO L280 TraceCheckUtils]: 74: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,971 INFO L280 TraceCheckUtils]: 75: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,971 INFO L263 TraceCheckUtils]: 76: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,971 INFO L280 TraceCheckUtils]: 77: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,972 INFO L280 TraceCheckUtils]: 78: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,973 INFO L280 TraceCheckUtils]: 79: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,973 INFO L263 TraceCheckUtils]: 80: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,973 INFO L280 TraceCheckUtils]: 81: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,973 INFO L280 TraceCheckUtils]: 82: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,973 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,974 INFO L280 TraceCheckUtils]: 84: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,974 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,975 INFO L280 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,975 INFO L263 TraceCheckUtils]: 87: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,975 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,976 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,976 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,977 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,977 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,978 INFO L280 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,979 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,979 INFO L280 TraceCheckUtils]: 95: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,980 INFO L263 TraceCheckUtils]: 96: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,980 INFO L280 TraceCheckUtils]: 97: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,980 INFO L280 TraceCheckUtils]: 98: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,980 INFO L280 TraceCheckUtils]: 99: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,980 INFO L280 TraceCheckUtils]: 100: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,981 INFO L275 TraceCheckUtils]: 101: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,982 INFO L280 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,982 INFO L280 TraceCheckUtils]: 103: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,983 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,984 INFO L280 TraceCheckUtils]: 105: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,984 INFO L263 TraceCheckUtils]: 106: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,984 INFO L280 TraceCheckUtils]: 107: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,985 INFO L280 TraceCheckUtils]: 108: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,985 INFO L280 TraceCheckUtils]: 109: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:10,985 INFO L263 TraceCheckUtils]: 110: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:10,985 INFO L280 TraceCheckUtils]: 111: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,985 INFO L280 TraceCheckUtils]: 112: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,986 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,986 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,986 INFO L275 TraceCheckUtils]: 115: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:10,986 INFO L280 TraceCheckUtils]: 116: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:10,986 INFO L263 TraceCheckUtils]: 117: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,986 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,987 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:10,987 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,987 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:10,987 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:10,987 INFO L280 TraceCheckUtils]: 123: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,988 INFO L275 TraceCheckUtils]: 124: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,989 INFO L280 TraceCheckUtils]: 125: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,989 INFO L280 TraceCheckUtils]: 126: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,991 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,991 INFO L280 TraceCheckUtils]: 128: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,992 INFO L263 TraceCheckUtils]: 129: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:10,992 INFO L280 TraceCheckUtils]: 130: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:10,992 INFO L280 TraceCheckUtils]: 131: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:10,992 INFO L280 TraceCheckUtils]: 132: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:10,992 INFO L280 TraceCheckUtils]: 133: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:10,993 INFO L275 TraceCheckUtils]: 134: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,994 INFO L280 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,994 INFO L280 TraceCheckUtils]: 136: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:10,995 INFO L275 TraceCheckUtils]: 137: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-17 22:21:10,995 INFO L280 TraceCheckUtils]: 138: Hoare triple {2050#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2050#false} is VALID [2020-07-17 22:21:10,996 INFO L280 TraceCheckUtils]: 139: Hoare triple {2050#false} assume true; {2050#false} is VALID [2020-07-17 22:21:10,996 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2050#false} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-17 22:21:11,011 INFO L263 TraceCheckUtils]: 0: Hoare triple {2049#true} call ULTIMATE.init(); {2049#true} is VALID [2020-07-17 22:21:11,011 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,011 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-17 22:21:11,012 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret3 := main(); {2049#true} is VALID [2020-07-17 22:21:11,013 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~x~0 := 5; {2053#(<= main_~x~0 5)} is VALID [2020-07-17 22:21:11,013 INFO L263 TraceCheckUtils]: 5: Hoare triple {2053#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2049#true} is VALID [2020-07-17 22:21:11,013 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,013 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,014 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,014 INFO L263 TraceCheckUtils]: 9: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,015 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,016 INFO L280 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,019 INFO L280 TraceCheckUtils]: 12: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,020 INFO L263 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,022 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,023 INFO L280 TraceCheckUtils]: 15: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,023 INFO L280 TraceCheckUtils]: 16: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,023 INFO L263 TraceCheckUtils]: 17: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,024 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,024 INFO L280 TraceCheckUtils]: 19: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,025 INFO L280 TraceCheckUtils]: 20: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,025 INFO L263 TraceCheckUtils]: 21: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,026 INFO L280 TraceCheckUtils]: 22: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,026 INFO L280 TraceCheckUtils]: 23: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,027 INFO L280 TraceCheckUtils]: 24: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,027 INFO L280 TraceCheckUtils]: 25: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:11,028 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,029 INFO L280 TraceCheckUtils]: 27: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,029 INFO L263 TraceCheckUtils]: 28: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,029 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,030 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,030 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,031 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,031 INFO L280 TraceCheckUtils]: 33: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,032 INFO L280 TraceCheckUtils]: 34: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:11,033 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,033 INFO L280 TraceCheckUtils]: 36: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,034 INFO L263 TraceCheckUtils]: 37: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,034 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,034 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,034 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,034 INFO L280 TraceCheckUtils]: 41: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,035 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,036 INFO L280 TraceCheckUtils]: 43: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,036 INFO L280 TraceCheckUtils]: 44: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-17 22:21:11,038 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:11,038 INFO L280 TraceCheckUtils]: 46: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:11,038 INFO L263 TraceCheckUtils]: 47: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,038 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,039 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,039 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,039 INFO L263 TraceCheckUtils]: 51: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,039 INFO L280 TraceCheckUtils]: 52: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,039 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,040 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,040 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,040 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:11,040 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:11,040 INFO L263 TraceCheckUtils]: 58: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,040 INFO L280 TraceCheckUtils]: 59: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,041 INFO L280 TraceCheckUtils]: 60: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,041 INFO L280 TraceCheckUtils]: 61: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,041 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:11,041 INFO L280 TraceCheckUtils]: 63: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:11,041 INFO L280 TraceCheckUtils]: 64: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,042 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:11,043 INFO L280 TraceCheckUtils]: 66: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:11,043 INFO L280 TraceCheckUtils]: 67: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-17 22:21:11,045 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-17 22:21:11,045 INFO L280 TraceCheckUtils]: 69: Hoare triple {2254#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2254#(<= fibo_~n 5)} is VALID [2020-07-17 22:21:11,045 INFO L263 TraceCheckUtils]: 70: Hoare triple {2254#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,046 INFO L280 TraceCheckUtils]: 71: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,046 INFO L280 TraceCheckUtils]: 72: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,047 INFO L280 TraceCheckUtils]: 73: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,047 INFO L263 TraceCheckUtils]: 74: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,048 INFO L280 TraceCheckUtils]: 75: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,048 INFO L280 TraceCheckUtils]: 76: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,049 INFO L280 TraceCheckUtils]: 77: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,049 INFO L263 TraceCheckUtils]: 78: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,049 INFO L280 TraceCheckUtils]: 79: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,050 INFO L280 TraceCheckUtils]: 80: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,050 INFO L280 TraceCheckUtils]: 81: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,050 INFO L263 TraceCheckUtils]: 82: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,051 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,052 INFO L280 TraceCheckUtils]: 84: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,052 INFO L280 TraceCheckUtils]: 85: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,052 INFO L263 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,052 INFO L280 TraceCheckUtils]: 87: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,053 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,053 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,053 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,054 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,054 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,055 INFO L263 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,055 INFO L280 TraceCheckUtils]: 94: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,055 INFO L280 TraceCheckUtils]: 95: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,055 INFO L280 TraceCheckUtils]: 96: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,056 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,056 INFO L280 TraceCheckUtils]: 98: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,057 INFO L280 TraceCheckUtils]: 99: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,058 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,059 INFO L280 TraceCheckUtils]: 101: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,059 INFO L263 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,059 INFO L280 TraceCheckUtils]: 103: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,059 INFO L280 TraceCheckUtils]: 104: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,059 INFO L280 TraceCheckUtils]: 105: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,060 INFO L280 TraceCheckUtils]: 106: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,060 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,061 INFO L280 TraceCheckUtils]: 108: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,061 INFO L280 TraceCheckUtils]: 109: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,063 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,063 INFO L280 TraceCheckUtils]: 111: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,063 INFO L263 TraceCheckUtils]: 112: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,063 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,064 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,064 INFO L280 TraceCheckUtils]: 115: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,064 INFO L263 TraceCheckUtils]: 116: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,064 INFO L280 TraceCheckUtils]: 117: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,064 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,065 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,065 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,065 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:11,065 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:11,065 INFO L263 TraceCheckUtils]: 123: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,065 INFO L280 TraceCheckUtils]: 124: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,066 INFO L280 TraceCheckUtils]: 125: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,066 INFO L280 TraceCheckUtils]: 126: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,066 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:11,066 INFO L280 TraceCheckUtils]: 128: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:11,066 INFO L280 TraceCheckUtils]: 129: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,067 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,068 INFO L280 TraceCheckUtils]: 131: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,068 INFO L280 TraceCheckUtils]: 132: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,069 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,070 INFO L280 TraceCheckUtils]: 134: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,070 INFO L263 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,070 INFO L280 TraceCheckUtils]: 136: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,070 INFO L280 TraceCheckUtils]: 137: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,070 INFO L280 TraceCheckUtils]: 138: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,070 INFO L280 TraceCheckUtils]: 139: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,071 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,072 INFO L280 TraceCheckUtils]: 141: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,072 INFO L280 TraceCheckUtils]: 142: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,073 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-17 22:21:11,073 INFO L280 TraceCheckUtils]: 144: Hoare triple {2050#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2050#false} is VALID [2020-07-17 22:21:11,074 INFO L280 TraceCheckUtils]: 145: Hoare triple {2050#false} assume true; {2050#false} is VALID [2020-07-17 22:21:11,074 INFO L275 TraceCheckUtils]: 146: Hoare quadruple {2050#false} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-17 22:21:11,074 INFO L280 TraceCheckUtils]: 147: Hoare triple {2050#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2050#false} is VALID [2020-07-17 22:21:11,074 INFO L280 TraceCheckUtils]: 148: Hoare triple {2050#false} assume 5 != ~result~0; {2050#false} is VALID [2020-07-17 22:21:11,074 INFO L280 TraceCheckUtils]: 149: Hoare triple {2050#false} assume !false; {2050#false} is VALID [2020-07-17 22:21:11,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 249 proven. 381 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2020-07-17 22:21:11,089 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880020143] [2020-07-17 22:21:11,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268335784] [2020-07-17 22:21:11,090 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:11,157 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-17 22:21:11,157 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:21:11,159 INFO L264 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-17 22:21:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:11,207 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:11,478 INFO L263 TraceCheckUtils]: 0: Hoare triple {2049#true} call ULTIMATE.init(); {2049#true} is VALID [2020-07-17 22:21:11,478 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,479 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-17 22:21:11,479 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret3 := main(); {2049#true} is VALID [2020-07-17 22:21:11,480 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~x~0 := 5; {2053#(<= main_~x~0 5)} is VALID [2020-07-17 22:21:11,480 INFO L263 TraceCheckUtils]: 5: Hoare triple {2053#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2049#true} is VALID [2020-07-17 22:21:11,481 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,481 INFO L280 TraceCheckUtils]: 7: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,482 INFO L280 TraceCheckUtils]: 8: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,482 INFO L263 TraceCheckUtils]: 9: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,482 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,482 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,482 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,482 INFO L263 TraceCheckUtils]: 13: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,483 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,483 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,483 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,483 INFO L263 TraceCheckUtils]: 17: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,483 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,483 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,484 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,484 INFO L263 TraceCheckUtils]: 21: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,484 INFO L280 TraceCheckUtils]: 22: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,484 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,484 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,485 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,485 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:11,485 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:11,485 INFO L263 TraceCheckUtils]: 28: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,485 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,486 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,486 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,486 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:11,486 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:11,487 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,487 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:11,487 INFO L280 TraceCheckUtils]: 36: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:11,487 INFO L263 TraceCheckUtils]: 37: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,487 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,488 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,488 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,488 INFO L280 TraceCheckUtils]: 41: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,488 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:11,489 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:11,489 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,489 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:11,489 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:11,490 INFO L263 TraceCheckUtils]: 47: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,490 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,490 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,490 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,490 INFO L263 TraceCheckUtils]: 51: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,491 INFO L280 TraceCheckUtils]: 52: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,491 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,491 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,491 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,491 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:11,492 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:11,492 INFO L263 TraceCheckUtils]: 58: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,492 INFO L280 TraceCheckUtils]: 59: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,492 INFO L280 TraceCheckUtils]: 60: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,492 INFO L280 TraceCheckUtils]: 61: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,492 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:11,493 INFO L280 TraceCheckUtils]: 63: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:11,493 INFO L280 TraceCheckUtils]: 64: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,493 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:11,493 INFO L280 TraceCheckUtils]: 66: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:11,493 INFO L280 TraceCheckUtils]: 67: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,496 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2049#true} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,497 INFO L280 TraceCheckUtils]: 69: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,497 INFO L263 TraceCheckUtils]: 70: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,498 INFO L280 TraceCheckUtils]: 71: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,498 INFO L280 TraceCheckUtils]: 72: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,499 INFO L280 TraceCheckUtils]: 73: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,499 INFO L263 TraceCheckUtils]: 74: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,499 INFO L280 TraceCheckUtils]: 75: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,500 INFO L280 TraceCheckUtils]: 76: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,517 INFO L280 TraceCheckUtils]: 77: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,518 INFO L263 TraceCheckUtils]: 78: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,521 INFO L280 TraceCheckUtils]: 79: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,521 INFO L280 TraceCheckUtils]: 80: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,522 INFO L280 TraceCheckUtils]: 81: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,522 INFO L263 TraceCheckUtils]: 82: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,522 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,523 INFO L280 TraceCheckUtils]: 84: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,523 INFO L280 TraceCheckUtils]: 85: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,523 INFO L263 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,524 INFO L280 TraceCheckUtils]: 87: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,524 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,524 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,524 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,525 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,525 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,525 INFO L263 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,525 INFO L280 TraceCheckUtils]: 94: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,526 INFO L280 TraceCheckUtils]: 95: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,526 INFO L280 TraceCheckUtils]: 96: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,526 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,527 INFO L280 TraceCheckUtils]: 98: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,527 INFO L280 TraceCheckUtils]: 99: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,529 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,529 INFO L280 TraceCheckUtils]: 101: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,529 INFO L263 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,529 INFO L280 TraceCheckUtils]: 103: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,530 INFO L280 TraceCheckUtils]: 104: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,530 INFO L280 TraceCheckUtils]: 105: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,530 INFO L280 TraceCheckUtils]: 106: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,531 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,531 INFO L280 TraceCheckUtils]: 108: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,532 INFO L280 TraceCheckUtils]: 109: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,533 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,533 INFO L280 TraceCheckUtils]: 111: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,533 INFO L263 TraceCheckUtils]: 112: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,533 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,534 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,534 INFO L280 TraceCheckUtils]: 115: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-17 22:21:11,534 INFO L263 TraceCheckUtils]: 116: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-17 22:21:11,534 INFO L280 TraceCheckUtils]: 117: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,534 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,534 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,535 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,535 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-17 22:21:11,535 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-17 22:21:11,535 INFO L263 TraceCheckUtils]: 123: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,535 INFO L280 TraceCheckUtils]: 124: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,535 INFO L280 TraceCheckUtils]: 125: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-17 22:21:11,536 INFO L280 TraceCheckUtils]: 126: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,536 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-17 22:21:11,536 INFO L280 TraceCheckUtils]: 128: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-17 22:21:11,536 INFO L280 TraceCheckUtils]: 129: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,537 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,538 INFO L280 TraceCheckUtils]: 131: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,538 INFO L280 TraceCheckUtils]: 132: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,539 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,540 INFO L280 TraceCheckUtils]: 134: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,540 INFO L263 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-17 22:21:11,540 INFO L280 TraceCheckUtils]: 136: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-17 22:21:11,540 INFO L280 TraceCheckUtils]: 137: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-17 22:21:11,540 INFO L280 TraceCheckUtils]: 138: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-17 22:21:11,541 INFO L280 TraceCheckUtils]: 139: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-17 22:21:11,541 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,542 INFO L280 TraceCheckUtils]: 141: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,542 INFO L280 TraceCheckUtils]: 142: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,543 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #41#return; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,544 INFO L280 TraceCheckUtils]: 144: Hoare triple {3016#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,544 INFO L280 TraceCheckUtils]: 145: Hoare triple {3016#(<= 6 |fibo_#in~n|)} assume true; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:11,545 INFO L275 TraceCheckUtils]: 146: Hoare quadruple {3016#(<= 6 |fibo_#in~n|)} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-17 22:21:11,546 INFO L280 TraceCheckUtils]: 147: Hoare triple {2050#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2050#false} is VALID [2020-07-17 22:21:11,546 INFO L280 TraceCheckUtils]: 148: Hoare triple {2050#false} assume 5 != ~result~0; {2050#false} is VALID [2020-07-17 22:21:11,546 INFO L280 TraceCheckUtils]: 149: Hoare triple {2050#false} assume !false; {2050#false} is VALID [2020-07-17 22:21:11,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 327 proven. 131 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2020-07-17 22:21:11,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:11,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 15 [2020-07-17 22:21:11,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319506508] [2020-07-17 22:21:11,562 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-07-17 22:21:12,340 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:12,340 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-17 22:21:12,452 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:12,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-17 22:21:12,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:12,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-17 22:21:12,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2020-07-17 22:21:12,454 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 15 states. [2020-07-17 22:21:14,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:14,175 INFO L93 Difference]: Finished difference Result 124 states and 219 transitions. [2020-07-17 22:21:14,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-07-17 22:21:14,176 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-07-17 22:21:14,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:14,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-17 22:21:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 140 transitions. [2020-07-17 22:21:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-17 22:21:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 140 transitions. [2020-07-17 22:21:14,187 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 140 transitions. [2020-07-17 22:21:14,381 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:14,385 INFO L225 Difference]: With dead ends: 124 [2020-07-17 22:21:14,386 INFO L226 Difference]: Without dead ends: 70 [2020-07-17 22:21:14,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=225, Invalid=767, Unknown=0, NotChecked=0, Total=992 [2020-07-17 22:21:14,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-07-17 22:21:14,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 63. [2020-07-17 22:21:14,430 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:14,430 INFO L82 GeneralOperation]: Start isEquivalent. First operand 70 states. Second operand 63 states. [2020-07-17 22:21:14,430 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 63 states. [2020-07-17 22:21:14,431 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 63 states. [2020-07-17 22:21:14,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:14,434 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-17 22:21:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-17 22:21:14,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:14,436 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:14,436 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 70 states. [2020-07-17 22:21:14,436 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 70 states. [2020-07-17 22:21:14,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:14,440 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-17 22:21:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-17 22:21:14,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:14,441 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:14,441 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:14,441 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:14,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-17 22:21:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 76 transitions. [2020-07-17 22:21:14,445 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 76 transitions. Word has length 150 [2020-07-17 22:21:14,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:14,445 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 76 transitions. [2020-07-17 22:21:14,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-17 22:21:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2020-07-17 22:21:14,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-17 22:21:14,447 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:14,447 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] [2020-07-17 22:21:14,658 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-17 22:21:14,659 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:14,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:14,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1200034344, now seen corresponding path program 5 times [2020-07-17 22:21:14,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:14,661 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469266453] [2020-07-17 22:21:14,661 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,761 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} assume true; {3457#true} is VALID [2020-07-17 22:21:14,761 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3457#true} {3457#true} #33#return; {3457#true} is VALID [2020-07-17 22:21:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,081 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,081 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,082 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,083 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,084 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,114 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,115 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,116 INFO L280 TraceCheckUtils]: 2: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,117 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,118 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,118 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,118 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,119 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,119 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,119 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,120 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,121 INFO L280 TraceCheckUtils]: 7: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,122 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,123 INFO L280 TraceCheckUtils]: 9: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,123 INFO L263 TraceCheckUtils]: 10: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,123 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,124 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,125 INFO L280 TraceCheckUtils]: 13: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,126 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,127 INFO L280 TraceCheckUtils]: 15: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,128 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,129 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,138 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,138 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,139 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,140 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,141 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,142 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,142 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,142 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,142 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,142 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,143 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,143 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,143 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,144 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,144 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,145 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,146 INFO L280 TraceCheckUtils]: 11: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,147 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,148 INFO L280 TraceCheckUtils]: 13: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,148 INFO L263 TraceCheckUtils]: 14: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,148 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,149 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,150 INFO L280 TraceCheckUtils]: 17: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,151 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,153 INFO L280 TraceCheckUtils]: 19: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,153 INFO L280 TraceCheckUtils]: 20: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,154 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,155 INFO L280 TraceCheckUtils]: 22: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,155 INFO L263 TraceCheckUtils]: 23: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,156 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,156 INFO L280 TraceCheckUtils]: 25: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,156 INFO L280 TraceCheckUtils]: 26: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,157 INFO L280 TraceCheckUtils]: 27: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,158 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,159 INFO L280 TraceCheckUtils]: 29: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,160 INFO L280 TraceCheckUtils]: 30: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,161 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,204 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,206 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,207 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,208 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,219 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,220 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,220 INFO L280 TraceCheckUtils]: 2: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,222 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,222 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,222 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,222 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,223 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,223 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,223 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,224 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,224 INFO L280 TraceCheckUtils]: 7: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,226 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,226 INFO L280 TraceCheckUtils]: 9: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,227 INFO L263 TraceCheckUtils]: 10: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,227 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,228 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,228 INFO L280 TraceCheckUtils]: 13: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,230 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,230 INFO L280 TraceCheckUtils]: 15: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,231 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,232 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-17 22:21:15,233 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,233 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,233 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,234 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,234 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,234 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,234 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,234 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,235 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,235 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,235 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,235 INFO L263 TraceCheckUtils]: 11: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,235 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,236 INFO L280 TraceCheckUtils]: 13: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,236 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,237 INFO L280 TraceCheckUtils]: 15: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,238 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,239 INFO L280 TraceCheckUtils]: 17: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,239 INFO L263 TraceCheckUtils]: 18: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,239 INFO L280 TraceCheckUtils]: 19: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,240 INFO L280 TraceCheckUtils]: 20: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,241 INFO L280 TraceCheckUtils]: 21: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,242 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,243 INFO L280 TraceCheckUtils]: 23: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,244 INFO L280 TraceCheckUtils]: 24: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,244 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,245 INFO L280 TraceCheckUtils]: 26: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,245 INFO L263 TraceCheckUtils]: 27: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,246 INFO L280 TraceCheckUtils]: 28: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,246 INFO L280 TraceCheckUtils]: 29: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,246 INFO L280 TraceCheckUtils]: 30: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,247 INFO L280 TraceCheckUtils]: 31: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,249 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,250 INFO L280 TraceCheckUtils]: 33: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,250 INFO L280 TraceCheckUtils]: 34: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,252 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:15,252 INFO L280 TraceCheckUtils]: 36: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:15,252 INFO L263 TraceCheckUtils]: 37: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,253 INFO L280 TraceCheckUtils]: 38: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,253 INFO L280 TraceCheckUtils]: 39: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,253 INFO L280 TraceCheckUtils]: 40: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,253 INFO L263 TraceCheckUtils]: 41: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,254 INFO L280 TraceCheckUtils]: 42: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,254 INFO L280 TraceCheckUtils]: 43: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,254 INFO L280 TraceCheckUtils]: 44: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,255 INFO L280 TraceCheckUtils]: 45: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,256 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,257 INFO L280 TraceCheckUtils]: 47: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,257 INFO L263 TraceCheckUtils]: 48: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,258 INFO L280 TraceCheckUtils]: 49: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,258 INFO L280 TraceCheckUtils]: 50: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,259 INFO L280 TraceCheckUtils]: 51: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,261 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,262 INFO L280 TraceCheckUtils]: 53: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,263 INFO L280 TraceCheckUtils]: 54: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,264 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-17 22:21:15,265 INFO L280 TraceCheckUtils]: 56: Hoare triple {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:15,266 INFO L280 TraceCheckUtils]: 57: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:15,267 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-17 22:21:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,326 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,327 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,328 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,329 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,338 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,339 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,340 INFO L280 TraceCheckUtils]: 2: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,342 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,342 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,342 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,343 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,343 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,343 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,343 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,344 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,345 INFO L280 TraceCheckUtils]: 7: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,346 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,347 INFO L280 TraceCheckUtils]: 9: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,347 INFO L263 TraceCheckUtils]: 10: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,347 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,348 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,349 INFO L280 TraceCheckUtils]: 13: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,350 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,351 INFO L280 TraceCheckUtils]: 15: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,352 INFO L280 TraceCheckUtils]: 16: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,353 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,364 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,365 INFO L280 TraceCheckUtils]: 3: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,366 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,367 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,367 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,368 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,368 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,368 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,369 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,369 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,369 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,370 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,370 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,372 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,374 INFO L280 TraceCheckUtils]: 11: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,376 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,377 INFO L280 TraceCheckUtils]: 13: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,378 INFO L263 TraceCheckUtils]: 14: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,378 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,379 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,380 INFO L280 TraceCheckUtils]: 17: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,382 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,384 INFO L280 TraceCheckUtils]: 19: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,385 INFO L280 TraceCheckUtils]: 20: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,386 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,387 INFO L280 TraceCheckUtils]: 22: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,388 INFO L263 TraceCheckUtils]: 23: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,388 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,388 INFO L280 TraceCheckUtils]: 25: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,389 INFO L280 TraceCheckUtils]: 26: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,390 INFO L280 TraceCheckUtils]: 27: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,392 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,394 INFO L280 TraceCheckUtils]: 29: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,395 INFO L280 TraceCheckUtils]: 30: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,397 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-17 22:21:15,399 INFO L280 TraceCheckUtils]: 0: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,400 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,400 INFO L280 TraceCheckUtils]: 2: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,400 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,401 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,401 INFO L280 TraceCheckUtils]: 5: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,401 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,402 INFO L263 TraceCheckUtils]: 7: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,402 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,402 INFO L280 TraceCheckUtils]: 9: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,402 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,403 INFO L263 TraceCheckUtils]: 11: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,403 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,403 INFO L280 TraceCheckUtils]: 13: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,404 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,404 INFO L263 TraceCheckUtils]: 15: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,404 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,405 INFO L280 TraceCheckUtils]: 17: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,406 INFO L280 TraceCheckUtils]: 18: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,407 INFO L280 TraceCheckUtils]: 19: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,409 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,410 INFO L280 TraceCheckUtils]: 21: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,410 INFO L263 TraceCheckUtils]: 22: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,410 INFO L280 TraceCheckUtils]: 23: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,411 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,412 INFO L280 TraceCheckUtils]: 25: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,414 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,415 INFO L280 TraceCheckUtils]: 27: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,416 INFO L280 TraceCheckUtils]: 28: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,418 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,419 INFO L280 TraceCheckUtils]: 30: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,420 INFO L263 TraceCheckUtils]: 31: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,420 INFO L280 TraceCheckUtils]: 32: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,420 INFO L280 TraceCheckUtils]: 33: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,421 INFO L280 TraceCheckUtils]: 34: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,422 INFO L280 TraceCheckUtils]: 35: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,424 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,425 INFO L280 TraceCheckUtils]: 37: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,425 INFO L280 TraceCheckUtils]: 38: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,426 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:15,427 INFO L280 TraceCheckUtils]: 40: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:15,427 INFO L263 TraceCheckUtils]: 41: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,428 INFO L280 TraceCheckUtils]: 42: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,428 INFO L280 TraceCheckUtils]: 43: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,428 INFO L280 TraceCheckUtils]: 44: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,428 INFO L263 TraceCheckUtils]: 45: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,428 INFO L280 TraceCheckUtils]: 46: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,429 INFO L280 TraceCheckUtils]: 47: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,429 INFO L280 TraceCheckUtils]: 48: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,430 INFO L280 TraceCheckUtils]: 49: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,431 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,432 INFO L280 TraceCheckUtils]: 51: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,432 INFO L263 TraceCheckUtils]: 52: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,432 INFO L280 TraceCheckUtils]: 53: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,433 INFO L280 TraceCheckUtils]: 54: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,434 INFO L280 TraceCheckUtils]: 55: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,435 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,436 INFO L280 TraceCheckUtils]: 57: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,437 INFO L280 TraceCheckUtils]: 58: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,438 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-17 22:21:15,440 INFO L280 TraceCheckUtils]: 60: Hoare triple {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:15,441 INFO L280 TraceCheckUtils]: 61: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:15,442 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-17 22:21:15,444 INFO L280 TraceCheckUtils]: 63: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-17 22:21:15,444 INFO L263 TraceCheckUtils]: 64: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,444 INFO L280 TraceCheckUtils]: 65: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,445 INFO L280 TraceCheckUtils]: 66: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,445 INFO L280 TraceCheckUtils]: 67: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,445 INFO L263 TraceCheckUtils]: 68: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,446 INFO L280 TraceCheckUtils]: 69: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,446 INFO L280 TraceCheckUtils]: 70: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,446 INFO L280 TraceCheckUtils]: 71: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,446 INFO L263 TraceCheckUtils]: 72: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,447 INFO L280 TraceCheckUtils]: 73: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,447 INFO L280 TraceCheckUtils]: 74: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,448 INFO L280 TraceCheckUtils]: 75: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,449 INFO L280 TraceCheckUtils]: 76: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,451 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,452 INFO L280 TraceCheckUtils]: 78: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,452 INFO L263 TraceCheckUtils]: 79: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,453 INFO L280 TraceCheckUtils]: 80: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,454 INFO L280 TraceCheckUtils]: 81: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,455 INFO L280 TraceCheckUtils]: 82: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,456 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,458 INFO L280 TraceCheckUtils]: 84: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,459 INFO L280 TraceCheckUtils]: 85: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,461 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,462 INFO L280 TraceCheckUtils]: 87: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,462 INFO L263 TraceCheckUtils]: 88: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,462 INFO L280 TraceCheckUtils]: 89: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,463 INFO L280 TraceCheckUtils]: 90: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,464 INFO L280 TraceCheckUtils]: 91: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,465 INFO L280 TraceCheckUtils]: 92: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,467 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,468 INFO L280 TraceCheckUtils]: 94: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,469 INFO L280 TraceCheckUtils]: 95: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,471 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-17 22:21:15,473 INFO L280 TraceCheckUtils]: 97: Hoare triple {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-17 22:21:15,474 INFO L280 TraceCheckUtils]: 98: Hoare triple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-17 22:21:15,475 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3457#true} #37#return; {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-17 22:21:15,505 INFO L263 TraceCheckUtils]: 0: Hoare triple {3457#true} call ULTIMATE.init(); {3457#true} is VALID [2020-07-17 22:21:15,505 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume true; {3457#true} is VALID [2020-07-17 22:21:15,506 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3457#true} {3457#true} #33#return; {3457#true} is VALID [2020-07-17 22:21:15,506 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret3 := main(); {3457#true} is VALID [2020-07-17 22:21:15,506 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~x~0 := 5; {3457#true} is VALID [2020-07-17 22:21:15,507 INFO L263 TraceCheckUtils]: 5: Hoare triple {3457#true} call #t~ret2 := fibo(~x~0); {3457#true} is VALID [2020-07-17 22:21:15,507 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,507 INFO L280 TraceCheckUtils]: 7: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,508 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,508 INFO L263 TraceCheckUtils]: 9: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,508 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,509 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,509 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,509 INFO L263 TraceCheckUtils]: 13: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,509 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,510 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,510 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,510 INFO L263 TraceCheckUtils]: 17: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,511 INFO L280 TraceCheckUtils]: 18: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,511 INFO L280 TraceCheckUtils]: 19: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,511 INFO L280 TraceCheckUtils]: 20: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,511 INFO L263 TraceCheckUtils]: 21: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,512 INFO L280 TraceCheckUtils]: 22: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,512 INFO L280 TraceCheckUtils]: 23: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,513 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,514 INFO L280 TraceCheckUtils]: 25: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,516 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,517 INFO L280 TraceCheckUtils]: 27: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,517 INFO L263 TraceCheckUtils]: 28: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,517 INFO L280 TraceCheckUtils]: 29: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,518 INFO L280 TraceCheckUtils]: 30: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,519 INFO L280 TraceCheckUtils]: 31: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,521 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,523 INFO L280 TraceCheckUtils]: 33: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,524 INFO L280 TraceCheckUtils]: 34: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,525 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,527 INFO L280 TraceCheckUtils]: 36: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,527 INFO L263 TraceCheckUtils]: 37: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,527 INFO L280 TraceCheckUtils]: 38: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,527 INFO L280 TraceCheckUtils]: 39: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,528 INFO L280 TraceCheckUtils]: 40: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,530 INFO L280 TraceCheckUtils]: 41: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,532 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,533 INFO L280 TraceCheckUtils]: 43: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,535 INFO L280 TraceCheckUtils]: 44: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,536 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:15,538 INFO L280 TraceCheckUtils]: 46: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:15,538 INFO L263 TraceCheckUtils]: 47: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,538 INFO L280 TraceCheckUtils]: 48: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,539 INFO L280 TraceCheckUtils]: 49: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,539 INFO L280 TraceCheckUtils]: 50: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,539 INFO L263 TraceCheckUtils]: 51: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,540 INFO L280 TraceCheckUtils]: 52: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,540 INFO L280 TraceCheckUtils]: 53: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,541 INFO L280 TraceCheckUtils]: 54: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,543 INFO L280 TraceCheckUtils]: 55: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,544 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,546 INFO L280 TraceCheckUtils]: 57: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,546 INFO L263 TraceCheckUtils]: 58: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,546 INFO L280 TraceCheckUtils]: 59: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,547 INFO L280 TraceCheckUtils]: 60: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,548 INFO L280 TraceCheckUtils]: 61: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,550 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,552 INFO L280 TraceCheckUtils]: 63: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,554 INFO L280 TraceCheckUtils]: 64: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,556 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} is VALID [2020-07-17 22:21:15,557 INFO L280 TraceCheckUtils]: 66: Hoare triple {3708#(and (<= 3 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 3))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:15,558 INFO L280 TraceCheckUtils]: 67: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:15,559 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-17 22:21:15,560 INFO L280 TraceCheckUtils]: 69: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-17 22:21:15,561 INFO L263 TraceCheckUtils]: 70: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,561 INFO L280 TraceCheckUtils]: 71: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,561 INFO L280 TraceCheckUtils]: 72: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,561 INFO L280 TraceCheckUtils]: 73: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,562 INFO L263 TraceCheckUtils]: 74: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,562 INFO L280 TraceCheckUtils]: 75: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,562 INFO L280 TraceCheckUtils]: 76: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,562 INFO L280 TraceCheckUtils]: 77: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:15,563 INFO L263 TraceCheckUtils]: 78: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:15,563 INFO L280 TraceCheckUtils]: 79: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,563 INFO L280 TraceCheckUtils]: 80: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,564 INFO L280 TraceCheckUtils]: 81: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,565 INFO L280 TraceCheckUtils]: 82: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,567 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,568 INFO L280 TraceCheckUtils]: 84: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,568 INFO L263 TraceCheckUtils]: 85: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,568 INFO L280 TraceCheckUtils]: 86: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,569 INFO L280 TraceCheckUtils]: 87: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,570 INFO L280 TraceCheckUtils]: 88: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:15,572 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} is VALID [2020-07-17 22:21:15,573 INFO L280 TraceCheckUtils]: 90: Hoare triple {3745#(and (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 1) (<= 1 (+ |fibo_#t~ret0| |fibo_#t~ret1|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,574 INFO L280 TraceCheckUtils]: 91: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,575 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,577 INFO L280 TraceCheckUtils]: 93: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:15,577 INFO L263 TraceCheckUtils]: 94: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:15,578 INFO L280 TraceCheckUtils]: 95: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:15,578 INFO L280 TraceCheckUtils]: 96: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:15,579 INFO L280 TraceCheckUtils]: 97: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,580 INFO L280 TraceCheckUtils]: 98: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:15,583 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} is VALID [2020-07-17 22:21:15,620 INFO L280 TraceCheckUtils]: 100: Hoare triple {3734#(and (<= 2 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,621 INFO L280 TraceCheckUtils]: 101: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:15,623 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} is VALID [2020-07-17 22:21:15,624 INFO L280 TraceCheckUtils]: 103: Hoare triple {3655#(and (<= 5 (+ |fibo_#t~ret0| |fibo_#t~ret1|)) (<= (+ |fibo_#t~ret0| |fibo_#t~ret1|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-17 22:21:15,625 INFO L280 TraceCheckUtils]: 104: Hoare triple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-17 22:21:15,625 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3457#true} #37#return; {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-17 22:21:15,627 INFO L280 TraceCheckUtils]: 106: Hoare triple {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-17 22:21:15,628 INFO L280 TraceCheckUtils]: 107: Hoare triple {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {3458#false} is VALID [2020-07-17 22:21:15,628 INFO L280 TraceCheckUtils]: 108: Hoare triple {3458#false} assume !false; {3458#false} is VALID [2020-07-17 22:21:15,650 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-17 22:21:15,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469266453] [2020-07-17 22:21:15,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432023113] [2020-07-17 22:21:15,651 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 [2020-07-17 22:21:15,730 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2020-07-17 22:21:15,730 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:21:15,734 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 63 conjunts are in the unsatisfiable core [2020-07-17 22:21:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:15,765 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:16,430 INFO L263 TraceCheckUtils]: 0: Hoare triple {3457#true} call ULTIMATE.init(); {3457#true} is VALID [2020-07-17 22:21:16,430 INFO L280 TraceCheckUtils]: 1: Hoare triple {3457#true} assume true; {3457#true} is VALID [2020-07-17 22:21:16,430 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3457#true} {3457#true} #33#return; {3457#true} is VALID [2020-07-17 22:21:16,430 INFO L263 TraceCheckUtils]: 3: Hoare triple {3457#true} call #t~ret3 := main(); {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L280 TraceCheckUtils]: 4: Hoare triple {3457#true} ~x~0 := 5; {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L263 TraceCheckUtils]: 5: Hoare triple {3457#true} call #t~ret2 := fibo(~x~0); {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L280 TraceCheckUtils]: 6: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L280 TraceCheckUtils]: 7: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L280 TraceCheckUtils]: 8: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L263 TraceCheckUtils]: 9: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L280 TraceCheckUtils]: 10: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,431 INFO L280 TraceCheckUtils]: 11: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L280 TraceCheckUtils]: 12: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L263 TraceCheckUtils]: 13: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L280 TraceCheckUtils]: 14: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L280 TraceCheckUtils]: 15: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L280 TraceCheckUtils]: 16: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L263 TraceCheckUtils]: 17: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L280 TraceCheckUtils]: 18: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,432 INFO L280 TraceCheckUtils]: 19: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,433 INFO L280 TraceCheckUtils]: 20: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:16,433 INFO L263 TraceCheckUtils]: 21: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:16,433 INFO L280 TraceCheckUtils]: 22: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,433 INFO L280 TraceCheckUtils]: 23: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,433 INFO L280 TraceCheckUtils]: 24: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,434 INFO L280 TraceCheckUtils]: 25: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,435 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,435 INFO L280 TraceCheckUtils]: 27: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,435 INFO L263 TraceCheckUtils]: 28: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:16,435 INFO L280 TraceCheckUtils]: 29: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,436 INFO L280 TraceCheckUtils]: 30: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:16,436 INFO L280 TraceCheckUtils]: 31: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:16,437 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-17 22:21:16,438 INFO L280 TraceCheckUtils]: 33: Hoare triple {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,439 INFO L280 TraceCheckUtils]: 34: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,439 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,440 INFO L280 TraceCheckUtils]: 36: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,440 INFO L263 TraceCheckUtils]: 37: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:16,440 INFO L280 TraceCheckUtils]: 38: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,441 INFO L280 TraceCheckUtils]: 39: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,441 INFO L280 TraceCheckUtils]: 40: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,441 INFO L280 TraceCheckUtils]: 41: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,442 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} is VALID [2020-07-17 22:21:16,443 INFO L280 TraceCheckUtils]: 43: Hoare triple {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:16,444 INFO L280 TraceCheckUtils]: 44: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:16,445 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3457#true} #39#return; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:16,446 INFO L280 TraceCheckUtils]: 46: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:16,446 INFO L263 TraceCheckUtils]: 47: Hoare triple {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:16,446 INFO L280 TraceCheckUtils]: 48: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,447 INFO L280 TraceCheckUtils]: 49: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,447 INFO L280 TraceCheckUtils]: 50: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:16,447 INFO L263 TraceCheckUtils]: 51: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:16,448 INFO L280 TraceCheckUtils]: 52: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,448 INFO L280 TraceCheckUtils]: 53: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,450 INFO L280 TraceCheckUtils]: 54: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,451 INFO L280 TraceCheckUtils]: 55: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,451 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,452 INFO L280 TraceCheckUtils]: 57: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,452 INFO L263 TraceCheckUtils]: 58: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:16,452 INFO L280 TraceCheckUtils]: 59: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,457 INFO L280 TraceCheckUtils]: 60: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:16,460 INFO L280 TraceCheckUtils]: 61: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:16,461 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-17 22:21:16,462 INFO L280 TraceCheckUtils]: 63: Hoare triple {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,462 INFO L280 TraceCheckUtils]: 64: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,463 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3689#(and (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|))} #41#return; {3989#(and (<= |fibo_#t~ret0| 2) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|) (<= 2 |fibo_#t~ret0|))} is VALID [2020-07-17 22:21:16,464 INFO L280 TraceCheckUtils]: 66: Hoare triple {3989#(and (<= |fibo_#t~ret0| 2) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|) (<= 2 |fibo_#t~ret0|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:16,465 INFO L280 TraceCheckUtils]: 67: Hoare triple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} assume true; {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} is VALID [2020-07-17 22:21:16,466 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3709#(and (<= |fibo_#res| 3) (<= 3 |fibo_#res|))} {3457#true} #39#return; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-17 22:21:16,466 INFO L280 TraceCheckUtils]: 69: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} is VALID [2020-07-17 22:21:16,467 INFO L263 TraceCheckUtils]: 70: Hoare triple {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:16,467 INFO L280 TraceCheckUtils]: 71: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,467 INFO L280 TraceCheckUtils]: 72: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,467 INFO L280 TraceCheckUtils]: 73: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:16,467 INFO L263 TraceCheckUtils]: 74: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:16,467 INFO L280 TraceCheckUtils]: 75: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,467 INFO L280 TraceCheckUtils]: 76: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,468 INFO L280 TraceCheckUtils]: 77: Hoare triple {3457#true} assume !(1 == ~n); {3457#true} is VALID [2020-07-17 22:21:16,468 INFO L263 TraceCheckUtils]: 78: Hoare triple {3457#true} call #t~ret0 := fibo(~n - 1); {3457#true} is VALID [2020-07-17 22:21:16,468 INFO L280 TraceCheckUtils]: 79: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,468 INFO L280 TraceCheckUtils]: 80: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,468 INFO L280 TraceCheckUtils]: 81: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,469 INFO L280 TraceCheckUtils]: 82: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,469 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,470 INFO L280 TraceCheckUtils]: 84: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,470 INFO L263 TraceCheckUtils]: 85: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:16,470 INFO L280 TraceCheckUtils]: 86: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,471 INFO L280 TraceCheckUtils]: 87: Hoare triple {3457#true} assume ~n < 1;#res := 0; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:16,472 INFO L280 TraceCheckUtils]: 88: Hoare triple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} assume true; {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} is VALID [2020-07-17 22:21:16,477 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {3747#(and (<= 0 |fibo_#res|) (<= |fibo_#res| 0))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} is VALID [2020-07-17 22:21:16,480 INFO L280 TraceCheckUtils]: 90: Hoare triple {3888#(and (<= 1 |fibo_#t~ret0|) (<= 0 |fibo_#t~ret1|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 0))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,481 INFO L280 TraceCheckUtils]: 91: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,482 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3457#true} #39#return; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,482 INFO L280 TraceCheckUtils]: 93: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} is VALID [2020-07-17 22:21:16,483 INFO L263 TraceCheckUtils]: 94: Hoare triple {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} call #t~ret1 := fibo(~n - 2); {3457#true} is VALID [2020-07-17 22:21:16,483 INFO L280 TraceCheckUtils]: 95: Hoare triple {3457#true} ~n := #in~n; {3457#true} is VALID [2020-07-17 22:21:16,483 INFO L280 TraceCheckUtils]: 96: Hoare triple {3457#true} assume !(~n < 1); {3457#true} is VALID [2020-07-17 22:21:16,484 INFO L280 TraceCheckUtils]: 97: Hoare triple {3457#true} assume 1 == ~n;#res := 1; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,484 INFO L280 TraceCheckUtils]: 98: Hoare triple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} assume true; {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} is VALID [2020-07-17 22:21:16,485 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {3746#(and (<= |fibo_#res| 1) (<= 1 |fibo_#res|))} {3728#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1))} #41#return; {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} is VALID [2020-07-17 22:21:16,487 INFO L280 TraceCheckUtils]: 100: Hoare triple {3919#(and (<= 1 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 1) (<= |fibo_#t~ret1| 1) (<= 1 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:16,487 INFO L280 TraceCheckUtils]: 101: Hoare triple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} assume true; {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} is VALID [2020-07-17 22:21:16,488 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {3735#(and (<= 2 |fibo_#res|) (<= |fibo_#res| 2))} {3622#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3))} #41#return; {4101#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3) (<= |fibo_#t~ret1| 2) (<= 2 |fibo_#t~ret1|))} is VALID [2020-07-17 22:21:16,489 INFO L280 TraceCheckUtils]: 103: Hoare triple {4101#(and (<= 3 |fibo_#t~ret0|) (<= |fibo_#t~ret0| 3) (<= |fibo_#t~ret1| 2) (<= 2 |fibo_#t~ret1|))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-17 22:21:16,490 INFO L280 TraceCheckUtils]: 104: Hoare triple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} assume true; {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} is VALID [2020-07-17 22:21:16,491 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {3656#(and (<= 5 |fibo_#res|) (<= |fibo_#res| 5))} {3457#true} #37#return; {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} is VALID [2020-07-17 22:21:16,492 INFO L280 TraceCheckUtils]: 106: Hoare triple {3561#(and (<= |main_#t~ret2| 5) (<= 5 |main_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-17 22:21:16,501 INFO L280 TraceCheckUtils]: 107: Hoare triple {3562#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {3458#false} is VALID [2020-07-17 22:21:16,502 INFO L280 TraceCheckUtils]: 108: Hoare triple {3458#false} assume !false; {3458#false} is VALID [2020-07-17 22:21:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-07-17 22:21:16,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:16,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 20 [2020-07-17 22:21:16,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755419792] [2020-07-17 22:21:16,516 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 109 [2020-07-17 22:21:16,517 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:16,517 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2020-07-17 22:21:16,583 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:16,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-17 22:21:16,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:16,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-17 22:21:16,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-07-17 22:21:16,585 INFO L87 Difference]: Start difference. First operand 63 states and 76 transitions. Second operand 20 states. [2020-07-17 22:21:17,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:17,678 INFO L93 Difference]: Finished difference Result 76 states and 93 transitions. [2020-07-17 22:21:17,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-17 22:21:17,678 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 109 [2020-07-17 22:21:17,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:17,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-17 22:21:17,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 52 transitions. [2020-07-17 22:21:17,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-17 22:21:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 52 transitions. [2020-07-17 22:21:17,683 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 52 transitions. [2020-07-17 22:21:17,751 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:17,754 INFO L225 Difference]: With dead ends: 76 [2020-07-17 22:21:17,754 INFO L226 Difference]: Without dead ends: 72 [2020-07-17 22:21:17,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 146 SyntacticMatches, 9 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2020-07-17 22:21:17,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-17 22:21:17,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-07-17 22:21:17,813 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:17,813 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 71 states. [2020-07-17 22:21:17,813 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 71 states. [2020-07-17 22:21:17,813 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 71 states. [2020-07-17 22:21:17,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:17,819 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2020-07-17 22:21:17,819 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2020-07-17 22:21:17,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:17,820 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:17,820 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 72 states. [2020-07-17 22:21:17,820 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 72 states. [2020-07-17 22:21:17,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:17,825 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2020-07-17 22:21:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2020-07-17 22:21:17,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:17,826 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:17,826 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:17,826 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-07-17 22:21:17,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 87 transitions. [2020-07-17 22:21:17,830 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 87 transitions. Word has length 109 [2020-07-17 22:21:17,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:17,831 INFO L479 AbstractCegarLoop]: Abstraction has 71 states and 87 transitions. [2020-07-17 22:21:17,831 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-17 22:21:17,831 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2020-07-17 22:21:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-17 22:21:17,833 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:21:17,833 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] [2020-07-17 22:21:18,047 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:18,048 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:21:18,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:21:18,049 INFO L82 PathProgramCache]: Analyzing trace with hash -344605238, now seen corresponding path program 6 times [2020-07-17 22:21:18,049 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:21:18,050 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709534402] [2020-07-17 22:21:18,050 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:21:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,103 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,103 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4456#true} {4456#true} #33#return; {4456#true} is VALID [2020-07-17 22:21:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,316 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,317 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,317 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,317 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,318 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,322 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,323 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,323 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,323 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,324 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,324 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,324 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,324 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,325 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,325 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,325 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,326 INFO L280 TraceCheckUtils]: 7: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,326 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,326 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,326 INFO L263 TraceCheckUtils]: 10: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,327 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,327 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,327 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,327 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,328 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,328 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,328 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,333 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,334 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,334 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,334 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,335 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,335 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,335 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,335 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,336 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,336 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,336 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,337 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,337 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,337 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,337 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,338 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,338 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,338 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,338 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,338 INFO L263 TraceCheckUtils]: 14: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,339 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,339 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,339 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,339 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,340 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,340 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,340 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,340 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,341 INFO L263 TraceCheckUtils]: 23: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,341 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,341 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,341 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,342 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,342 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,342 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,342 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,344 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,413 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,413 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,413 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,415 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,420 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,421 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,421 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,422 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,423 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,424 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:18,425 INFO L280 TraceCheckUtils]: 2: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,425 INFO L263 TraceCheckUtils]: 3: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,426 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,426 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,426 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,426 INFO L280 TraceCheckUtils]: 7: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,428 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,429 INFO L280 TraceCheckUtils]: 9: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,429 INFO L263 TraceCheckUtils]: 10: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,429 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,430 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,430 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,431 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,432 INFO L280 TraceCheckUtils]: 15: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,433 INFO L280 TraceCheckUtils]: 16: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,435 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,436 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,437 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,437 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,438 INFO L263 TraceCheckUtils]: 3: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,438 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,438 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,438 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,438 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,439 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,439 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,439 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,440 INFO L263 TraceCheckUtils]: 11: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,440 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,440 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,440 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,441 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,441 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,441 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,441 INFO L263 TraceCheckUtils]: 18: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,442 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,442 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,442 INFO L280 TraceCheckUtils]: 21: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,442 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,443 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,443 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,443 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,443 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,444 INFO L263 TraceCheckUtils]: 27: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,444 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,444 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,445 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,445 INFO L280 TraceCheckUtils]: 31: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,445 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,445 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,446 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,447 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,448 INFO L280 TraceCheckUtils]: 36: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,448 INFO L263 TraceCheckUtils]: 37: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,449 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,450 INFO L280 TraceCheckUtils]: 39: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:18,451 INFO L280 TraceCheckUtils]: 40: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,451 INFO L263 TraceCheckUtils]: 41: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,451 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,452 INFO L280 TraceCheckUtils]: 43: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,452 INFO L280 TraceCheckUtils]: 44: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,452 INFO L280 TraceCheckUtils]: 45: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,454 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,454 INFO L280 TraceCheckUtils]: 47: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,455 INFO L263 TraceCheckUtils]: 48: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,455 INFO L280 TraceCheckUtils]: 49: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,455 INFO L280 TraceCheckUtils]: 50: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,455 INFO L280 TraceCheckUtils]: 51: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,457 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,458 INFO L280 TraceCheckUtils]: 53: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,458 INFO L280 TraceCheckUtils]: 54: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,460 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,461 INFO L280 TraceCheckUtils]: 56: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,462 INFO L280 TraceCheckUtils]: 57: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,463 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-17 22:21:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,509 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,509 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,510 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,511 INFO L280 TraceCheckUtils]: 3: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,512 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,517 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,518 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,518 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,519 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,520 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,520 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,521 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,521 INFO L263 TraceCheckUtils]: 3: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,521 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,522 INFO L280 TraceCheckUtils]: 5: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,523 INFO L280 TraceCheckUtils]: 6: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,523 INFO L280 TraceCheckUtils]: 7: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,525 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,525 INFO L280 TraceCheckUtils]: 9: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,526 INFO L263 TraceCheckUtils]: 10: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,526 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,526 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,526 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,527 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,528 INFO L280 TraceCheckUtils]: 15: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,528 INFO L280 TraceCheckUtils]: 16: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,530 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-17 22:21:18,530 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,530 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,531 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,531 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,532 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,532 INFO L280 TraceCheckUtils]: 5: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,533 INFO L280 TraceCheckUtils]: 6: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,533 INFO L263 TraceCheckUtils]: 7: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,533 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,534 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,534 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,534 INFO L263 TraceCheckUtils]: 11: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,534 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,535 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,535 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,535 INFO L263 TraceCheckUtils]: 15: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,535 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,536 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,536 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,536 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,536 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,537 INFO L280 TraceCheckUtils]: 21: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,537 INFO L263 TraceCheckUtils]: 22: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,537 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,537 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,537 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,538 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,538 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,538 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,538 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,539 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,539 INFO L263 TraceCheckUtils]: 31: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,539 INFO L280 TraceCheckUtils]: 32: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,539 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,540 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,540 INFO L280 TraceCheckUtils]: 35: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,540 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,540 INFO L280 TraceCheckUtils]: 37: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,541 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,542 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,543 INFO L280 TraceCheckUtils]: 40: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,543 INFO L263 TraceCheckUtils]: 41: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,543 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,544 INFO L280 TraceCheckUtils]: 43: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:18,545 INFO L280 TraceCheckUtils]: 44: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,545 INFO L263 TraceCheckUtils]: 45: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,546 INFO L280 TraceCheckUtils]: 46: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,546 INFO L280 TraceCheckUtils]: 47: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,546 INFO L280 TraceCheckUtils]: 48: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,546 INFO L280 TraceCheckUtils]: 49: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,547 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,548 INFO L280 TraceCheckUtils]: 51: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,548 INFO L263 TraceCheckUtils]: 52: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,549 INFO L280 TraceCheckUtils]: 53: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,549 INFO L280 TraceCheckUtils]: 54: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,549 INFO L280 TraceCheckUtils]: 55: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,550 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,551 INFO L280 TraceCheckUtils]: 57: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,551 INFO L280 TraceCheckUtils]: 58: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,553 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,553 INFO L280 TraceCheckUtils]: 60: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,554 INFO L280 TraceCheckUtils]: 61: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,555 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-17 22:21:18,556 INFO L280 TraceCheckUtils]: 63: Hoare triple {4767#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4767#(<= 5 fibo_~n)} is VALID [2020-07-17 22:21:18,556 INFO L263 TraceCheckUtils]: 64: Hoare triple {4767#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,556 INFO L280 TraceCheckUtils]: 65: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,557 INFO L280 TraceCheckUtils]: 66: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,558 INFO L280 TraceCheckUtils]: 67: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,558 INFO L263 TraceCheckUtils]: 68: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,559 INFO L280 TraceCheckUtils]: 69: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,559 INFO L280 TraceCheckUtils]: 70: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,560 INFO L280 TraceCheckUtils]: 71: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,561 INFO L280 TraceCheckUtils]: 72: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,562 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,563 INFO L280 TraceCheckUtils]: 74: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,563 INFO L263 TraceCheckUtils]: 75: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,564 INFO L280 TraceCheckUtils]: 76: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,564 INFO L280 TraceCheckUtils]: 77: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,564 INFO L280 TraceCheckUtils]: 78: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,565 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,566 INFO L280 TraceCheckUtils]: 80: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,566 INFO L280 TraceCheckUtils]: 81: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,568 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-17 22:21:18,568 INFO L280 TraceCheckUtils]: 83: Hoare triple {4457#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4457#false} is VALID [2020-07-17 22:21:18,568 INFO L280 TraceCheckUtils]: 84: Hoare triple {4457#false} assume true; {4457#false} is VALID [2020-07-17 22:21:18,569 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {4457#false} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,605 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,605 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,605 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,605 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,606 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,610 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,610 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,610 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,611 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,611 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,612 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,612 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,612 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,613 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,613 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,613 INFO L280 TraceCheckUtils]: 7: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,614 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,614 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,614 INFO L263 TraceCheckUtils]: 10: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,615 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,615 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,615 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,615 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,616 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,616 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,616 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,621 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,621 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,622 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,622 INFO L280 TraceCheckUtils]: 3: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,622 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,623 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,623 INFO L280 TraceCheckUtils]: 2: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,623 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,624 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,624 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,624 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,624 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,625 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,625 INFO L280 TraceCheckUtils]: 9: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,625 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,625 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,626 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,626 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,626 INFO L263 TraceCheckUtils]: 14: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,627 INFO L280 TraceCheckUtils]: 15: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,627 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,627 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,627 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,628 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,628 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,628 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,628 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,629 INFO L263 TraceCheckUtils]: 23: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,629 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,629 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,629 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,630 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,630 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,630 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,630 INFO L280 TraceCheckUtils]: 30: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,632 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,635 INFO L280 TraceCheckUtils]: 0: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,636 INFO L280 TraceCheckUtils]: 1: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,636 INFO L280 TraceCheckUtils]: 2: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,637 INFO L263 TraceCheckUtils]: 3: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,637 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,637 INFO L280 TraceCheckUtils]: 5: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,637 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,638 INFO L263 TraceCheckUtils]: 7: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,638 INFO L280 TraceCheckUtils]: 8: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,639 INFO L280 TraceCheckUtils]: 9: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,639 INFO L280 TraceCheckUtils]: 10: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,640 INFO L263 TraceCheckUtils]: 11: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,640 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,640 INFO L280 TraceCheckUtils]: 13: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,640 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,641 INFO L263 TraceCheckUtils]: 15: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,641 INFO L280 TraceCheckUtils]: 16: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,641 INFO L280 TraceCheckUtils]: 17: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,641 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,642 INFO L263 TraceCheckUtils]: 19: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,642 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,642 INFO L280 TraceCheckUtils]: 21: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,643 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,643 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,643 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,644 INFO L280 TraceCheckUtils]: 25: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,644 INFO L263 TraceCheckUtils]: 26: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,644 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,645 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,645 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,645 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,646 INFO L280 TraceCheckUtils]: 31: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,646 INFO L280 TraceCheckUtils]: 32: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,646 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,646 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,647 INFO L263 TraceCheckUtils]: 35: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,647 INFO L280 TraceCheckUtils]: 36: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,647 INFO L280 TraceCheckUtils]: 37: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,647 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,647 INFO L280 TraceCheckUtils]: 39: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,648 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,648 INFO L280 TraceCheckUtils]: 41: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,648 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,650 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,650 INFO L280 TraceCheckUtils]: 44: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,651 INFO L263 TraceCheckUtils]: 45: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,651 INFO L280 TraceCheckUtils]: 46: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,652 INFO L280 TraceCheckUtils]: 47: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:18,653 INFO L280 TraceCheckUtils]: 48: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,653 INFO L263 TraceCheckUtils]: 49: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,654 INFO L280 TraceCheckUtils]: 50: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,654 INFO L280 TraceCheckUtils]: 51: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,654 INFO L280 TraceCheckUtils]: 52: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,654 INFO L280 TraceCheckUtils]: 53: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,656 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,656 INFO L280 TraceCheckUtils]: 55: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,657 INFO L263 TraceCheckUtils]: 56: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,657 INFO L280 TraceCheckUtils]: 57: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,657 INFO L280 TraceCheckUtils]: 58: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,658 INFO L280 TraceCheckUtils]: 59: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,659 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,660 INFO L280 TraceCheckUtils]: 61: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,660 INFO L280 TraceCheckUtils]: 62: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,662 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,663 INFO L280 TraceCheckUtils]: 64: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,664 INFO L280 TraceCheckUtils]: 65: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,665 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-17 22:21:18,666 INFO L280 TraceCheckUtils]: 67: Hoare triple {4767#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4767#(<= 5 fibo_~n)} is VALID [2020-07-17 22:21:18,666 INFO L263 TraceCheckUtils]: 68: Hoare triple {4767#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,667 INFO L280 TraceCheckUtils]: 69: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,668 INFO L280 TraceCheckUtils]: 70: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,668 INFO L280 TraceCheckUtils]: 71: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,669 INFO L263 TraceCheckUtils]: 72: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,669 INFO L280 TraceCheckUtils]: 73: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,670 INFO L280 TraceCheckUtils]: 74: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,670 INFO L280 TraceCheckUtils]: 75: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,671 INFO L280 TraceCheckUtils]: 76: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,673 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,673 INFO L280 TraceCheckUtils]: 78: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,674 INFO L263 TraceCheckUtils]: 79: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,674 INFO L280 TraceCheckUtils]: 80: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,674 INFO L280 TraceCheckUtils]: 81: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,674 INFO L280 TraceCheckUtils]: 82: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,676 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,676 INFO L280 TraceCheckUtils]: 84: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,677 INFO L280 TraceCheckUtils]: 85: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,678 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-17 22:21:18,679 INFO L280 TraceCheckUtils]: 87: Hoare triple {4457#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4457#false} is VALID [2020-07-17 22:21:18,679 INFO L280 TraceCheckUtils]: 88: Hoare triple {4457#false} assume true; {4457#false} is VALID [2020-07-17 22:21:18,679 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4457#false} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,680 INFO L280 TraceCheckUtils]: 90: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,680 INFO L263 TraceCheckUtils]: 91: Hoare triple {4675#(<= 6 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,680 INFO L280 TraceCheckUtils]: 92: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,681 INFO L280 TraceCheckUtils]: 93: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,681 INFO L280 TraceCheckUtils]: 94: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,681 INFO L263 TraceCheckUtils]: 95: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,681 INFO L280 TraceCheckUtils]: 96: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,682 INFO L280 TraceCheckUtils]: 97: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,682 INFO L280 TraceCheckUtils]: 98: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,682 INFO L263 TraceCheckUtils]: 99: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,682 INFO L280 TraceCheckUtils]: 100: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,698 INFO L280 TraceCheckUtils]: 101: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,698 INFO L280 TraceCheckUtils]: 102: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,698 INFO L280 TraceCheckUtils]: 103: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,698 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,699 INFO L280 TraceCheckUtils]: 105: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,699 INFO L263 TraceCheckUtils]: 106: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,699 INFO L280 TraceCheckUtils]: 107: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,699 INFO L280 TraceCheckUtils]: 108: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,699 INFO L280 TraceCheckUtils]: 109: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,700 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,700 INFO L280 TraceCheckUtils]: 111: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,700 INFO L280 TraceCheckUtils]: 112: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,702 INFO L275 TraceCheckUtils]: 113: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,702 INFO L280 TraceCheckUtils]: 114: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,702 INFO L263 TraceCheckUtils]: 115: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,703 INFO L280 TraceCheckUtils]: 116: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,703 INFO L280 TraceCheckUtils]: 117: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,703 INFO L280 TraceCheckUtils]: 118: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,703 INFO L280 TraceCheckUtils]: 119: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,703 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,704 INFO L280 TraceCheckUtils]: 121: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,704 INFO L280 TraceCheckUtils]: 122: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,705 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,706 INFO L280 TraceCheckUtils]: 124: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,706 INFO L280 TraceCheckUtils]: 125: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume true; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,707 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4675#(<= 6 |fibo_#in~n|)} {4460#(<= main_~x~0 5)} #37#return; {4457#false} is VALID [2020-07-17 22:21:18,717 INFO L263 TraceCheckUtils]: 0: Hoare triple {4456#true} call ULTIMATE.init(); {4456#true} is VALID [2020-07-17 22:21:18,717 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,717 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4456#true} {4456#true} #33#return; {4456#true} is VALID [2020-07-17 22:21:18,717 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret3 := main(); {4456#true} is VALID [2020-07-17 22:21:18,718 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~x~0 := 5; {4460#(<= main_~x~0 5)} is VALID [2020-07-17 22:21:18,719 INFO L263 TraceCheckUtils]: 5: Hoare triple {4460#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {4456#true} is VALID [2020-07-17 22:21:18,719 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,720 INFO L280 TraceCheckUtils]: 7: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,720 INFO L280 TraceCheckUtils]: 8: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,720 INFO L263 TraceCheckUtils]: 9: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,720 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,721 INFO L280 TraceCheckUtils]: 11: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,721 INFO L280 TraceCheckUtils]: 12: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,721 INFO L263 TraceCheckUtils]: 13: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,721 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,722 INFO L280 TraceCheckUtils]: 15: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,722 INFO L280 TraceCheckUtils]: 16: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,723 INFO L263 TraceCheckUtils]: 17: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,723 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,723 INFO L280 TraceCheckUtils]: 19: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,723 INFO L280 TraceCheckUtils]: 20: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,723 INFO L263 TraceCheckUtils]: 21: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,724 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,724 INFO L280 TraceCheckUtils]: 23: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,724 INFO L280 TraceCheckUtils]: 24: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,724 INFO L263 TraceCheckUtils]: 25: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,724 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,724 INFO L280 TraceCheckUtils]: 27: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,725 INFO L280 TraceCheckUtils]: 28: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,725 INFO L280 TraceCheckUtils]: 29: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,725 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,725 INFO L280 TraceCheckUtils]: 31: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,725 INFO L263 TraceCheckUtils]: 32: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,725 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,726 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,726 INFO L280 TraceCheckUtils]: 35: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,726 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,726 INFO L280 TraceCheckUtils]: 37: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,726 INFO L280 TraceCheckUtils]: 38: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,726 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,727 INFO L280 TraceCheckUtils]: 40: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,727 INFO L263 TraceCheckUtils]: 41: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,727 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,727 INFO L280 TraceCheckUtils]: 43: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,727 INFO L280 TraceCheckUtils]: 44: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,728 INFO L280 TraceCheckUtils]: 45: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,728 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,728 INFO L280 TraceCheckUtils]: 47: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,728 INFO L280 TraceCheckUtils]: 48: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,729 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {4456#true} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,730 INFO L280 TraceCheckUtils]: 50: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,730 INFO L263 TraceCheckUtils]: 51: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,730 INFO L280 TraceCheckUtils]: 52: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,731 INFO L280 TraceCheckUtils]: 53: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-17 22:21:18,732 INFO L280 TraceCheckUtils]: 54: Hoare triple {4869#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,732 INFO L263 TraceCheckUtils]: 55: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,732 INFO L280 TraceCheckUtils]: 56: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,733 INFO L280 TraceCheckUtils]: 57: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,733 INFO L280 TraceCheckUtils]: 58: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,733 INFO L280 TraceCheckUtils]: 59: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,734 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,734 INFO L280 TraceCheckUtils]: 61: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,734 INFO L263 TraceCheckUtils]: 62: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,735 INFO L280 TraceCheckUtils]: 63: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,735 INFO L280 TraceCheckUtils]: 64: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,735 INFO L280 TraceCheckUtils]: 65: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,736 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,736 INFO L280 TraceCheckUtils]: 67: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,737 INFO L280 TraceCheckUtils]: 68: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,738 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4588#(= fibo_~n |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,739 INFO L280 TraceCheckUtils]: 70: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,739 INFO L280 TraceCheckUtils]: 71: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,740 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4456#true} #39#return; {4767#(<= 5 fibo_~n)} is VALID [2020-07-17 22:21:18,741 INFO L280 TraceCheckUtils]: 73: Hoare triple {4767#(<= 5 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4767#(<= 5 fibo_~n)} is VALID [2020-07-17 22:21:18,741 INFO L263 TraceCheckUtils]: 74: Hoare triple {4767#(<= 5 fibo_~n)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,742 INFO L280 TraceCheckUtils]: 75: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,742 INFO L280 TraceCheckUtils]: 76: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,743 INFO L280 TraceCheckUtils]: 77: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,743 INFO L263 TraceCheckUtils]: 78: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,744 INFO L280 TraceCheckUtils]: 79: Hoare triple {4456#true} ~n := #in~n; {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,744 INFO L280 TraceCheckUtils]: 80: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4588#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,745 INFO L280 TraceCheckUtils]: 81: Hoare triple {4588#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,745 INFO L280 TraceCheckUtils]: 82: Hoare triple {4890#(<= |fibo_#in~n| 1)} assume true; {4890#(<= |fibo_#in~n| 1)} is VALID [2020-07-17 22:21:18,747 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4890#(<= |fibo_#in~n| 1)} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,747 INFO L280 TraceCheckUtils]: 84: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,748 INFO L263 TraceCheckUtils]: 85: Hoare triple {4885#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,748 INFO L280 TraceCheckUtils]: 86: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,748 INFO L280 TraceCheckUtils]: 87: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,748 INFO L280 TraceCheckUtils]: 88: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,749 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4456#true} {4885#(<= |fibo_#in~n| 2)} #41#return; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,750 INFO L280 TraceCheckUtils]: 90: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,750 INFO L280 TraceCheckUtils]: 91: Hoare triple {4885#(<= |fibo_#in~n| 2)} assume true; {4885#(<= |fibo_#in~n| 2)} is VALID [2020-07-17 22:21:18,751 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {4885#(<= |fibo_#in~n| 2)} {4767#(<= 5 fibo_~n)} #41#return; {4457#false} is VALID [2020-07-17 22:21:18,752 INFO L280 TraceCheckUtils]: 93: Hoare triple {4457#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4457#false} is VALID [2020-07-17 22:21:18,752 INFO L280 TraceCheckUtils]: 94: Hoare triple {4457#false} assume true; {4457#false} is VALID [2020-07-17 22:21:18,752 INFO L275 TraceCheckUtils]: 95: Hoare quadruple {4457#false} {4588#(= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,752 INFO L280 TraceCheckUtils]: 96: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,753 INFO L263 TraceCheckUtils]: 97: Hoare triple {4675#(<= 6 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,753 INFO L280 TraceCheckUtils]: 98: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,753 INFO L280 TraceCheckUtils]: 99: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,753 INFO L280 TraceCheckUtils]: 100: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,753 INFO L263 TraceCheckUtils]: 101: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,753 INFO L280 TraceCheckUtils]: 102: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,754 INFO L280 TraceCheckUtils]: 103: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,754 INFO L280 TraceCheckUtils]: 104: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:18,754 INFO L263 TraceCheckUtils]: 105: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:18,754 INFO L280 TraceCheckUtils]: 106: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,754 INFO L280 TraceCheckUtils]: 107: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,755 INFO L280 TraceCheckUtils]: 108: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,755 INFO L280 TraceCheckUtils]: 109: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,755 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,755 INFO L280 TraceCheckUtils]: 111: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,755 INFO L263 TraceCheckUtils]: 112: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,755 INFO L280 TraceCheckUtils]: 113: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,756 INFO L280 TraceCheckUtils]: 114: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:18,756 INFO L280 TraceCheckUtils]: 115: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,756 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,756 INFO L280 TraceCheckUtils]: 117: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,756 INFO L280 TraceCheckUtils]: 118: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,757 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:18,757 INFO L280 TraceCheckUtils]: 120: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:18,757 INFO L263 TraceCheckUtils]: 121: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:18,757 INFO L280 TraceCheckUtils]: 122: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:18,757 INFO L280 TraceCheckUtils]: 123: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:18,757 INFO L280 TraceCheckUtils]: 124: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:18,758 INFO L280 TraceCheckUtils]: 125: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,758 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:18,758 INFO L280 TraceCheckUtils]: 127: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:18,758 INFO L280 TraceCheckUtils]: 128: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:18,759 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,760 INFO L280 TraceCheckUtils]: 130: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,760 INFO L280 TraceCheckUtils]: 131: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume true; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:18,761 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4675#(<= 6 |fibo_#in~n|)} {4460#(<= main_~x~0 5)} #37#return; {4457#false} is VALID [2020-07-17 22:21:18,762 INFO L280 TraceCheckUtils]: 133: Hoare triple {4457#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {4457#false} is VALID [2020-07-17 22:21:18,762 INFO L280 TraceCheckUtils]: 134: Hoare triple {4457#false} assume 5 != ~result~0; {4457#false} is VALID [2020-07-17 22:21:18,762 INFO L280 TraceCheckUtils]: 135: Hoare triple {4457#false} assume !false; {4457#false} is VALID [2020-07-17 22:21:18,774 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 204 proven. 219 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2020-07-17 22:21:18,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709534402] [2020-07-17 22:21:18,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621204171] [2020-07-17 22:21:18,775 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 [2020-07-17 22:21:18,854 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2020-07-17 22:21:18,854 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:21:18,856 INFO L264 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-17 22:21:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:21:18,881 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:21:19,171 INFO L263 TraceCheckUtils]: 0: Hoare triple {4456#true} call ULTIMATE.init(); {4456#true} is VALID [2020-07-17 22:21:19,171 INFO L280 TraceCheckUtils]: 1: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,171 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4456#true} {4456#true} #33#return; {4456#true} is VALID [2020-07-17 22:21:19,171 INFO L263 TraceCheckUtils]: 3: Hoare triple {4456#true} call #t~ret3 := main(); {4456#true} is VALID [2020-07-17 22:21:19,173 INFO L280 TraceCheckUtils]: 4: Hoare triple {4456#true} ~x~0 := 5; {4460#(<= main_~x~0 5)} is VALID [2020-07-17 22:21:19,173 INFO L263 TraceCheckUtils]: 5: Hoare triple {4460#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {4456#true} is VALID [2020-07-17 22:21:19,173 INFO L280 TraceCheckUtils]: 6: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,174 INFO L280 TraceCheckUtils]: 7: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,174 INFO L280 TraceCheckUtils]: 8: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,175 INFO L263 TraceCheckUtils]: 9: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,175 INFO L280 TraceCheckUtils]: 10: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,176 INFO L280 TraceCheckUtils]: 11: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,176 INFO L280 TraceCheckUtils]: 12: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,177 INFO L263 TraceCheckUtils]: 13: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,177 INFO L280 TraceCheckUtils]: 14: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,178 INFO L280 TraceCheckUtils]: 15: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,178 INFO L280 TraceCheckUtils]: 16: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,178 INFO L263 TraceCheckUtils]: 17: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,179 INFO L280 TraceCheckUtils]: 18: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,180 INFO L280 TraceCheckUtils]: 19: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,180 INFO L280 TraceCheckUtils]: 20: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,180 INFO L263 TraceCheckUtils]: 21: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,181 INFO L280 TraceCheckUtils]: 22: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,181 INFO L280 TraceCheckUtils]: 23: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,182 INFO L280 TraceCheckUtils]: 24: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,182 INFO L263 TraceCheckUtils]: 25: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,183 INFO L280 TraceCheckUtils]: 26: Hoare triple {4456#true} ~n := #in~n; {4944#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,184 INFO L280 TraceCheckUtils]: 27: Hoare triple {4944#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {5008#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,184 INFO L280 TraceCheckUtils]: 28: Hoare triple {5008#(<= 1 |fibo_#in~n|)} assume 1 == ~n;#res := 1; {5008#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,185 INFO L280 TraceCheckUtils]: 29: Hoare triple {5008#(<= 1 |fibo_#in~n|)} assume true; {5008#(<= 1 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,186 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {5008#(<= 1 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,187 INFO L280 TraceCheckUtils]: 31: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,187 INFO L263 TraceCheckUtils]: 32: Hoare triple {4870#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,187 INFO L280 TraceCheckUtils]: 33: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,187 INFO L280 TraceCheckUtils]: 34: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:19,187 INFO L280 TraceCheckUtils]: 35: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,188 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4456#true} {4870#(<= 2 |fibo_#in~n|)} #41#return; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,189 INFO L280 TraceCheckUtils]: 37: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,189 INFO L280 TraceCheckUtils]: 38: Hoare triple {4870#(<= 2 |fibo_#in~n|)} assume true; {4870#(<= 2 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,191 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {4870#(<= 2 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,191 INFO L280 TraceCheckUtils]: 40: Hoare triple {5045#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,192 INFO L263 TraceCheckUtils]: 41: Hoare triple {5045#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,192 INFO L280 TraceCheckUtils]: 42: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,192 INFO L280 TraceCheckUtils]: 43: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,192 INFO L280 TraceCheckUtils]: 44: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:19,192 INFO L280 TraceCheckUtils]: 45: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,193 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4456#true} {5045#(<= 3 |fibo_#in~n|)} #41#return; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,194 INFO L280 TraceCheckUtils]: 47: Hoare triple {5045#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,194 INFO L280 TraceCheckUtils]: 48: Hoare triple {5045#(<= 3 |fibo_#in~n|)} assume true; {5045#(<= 3 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,195 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {5045#(<= 3 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,195 INFO L280 TraceCheckUtils]: 50: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,196 INFO L263 TraceCheckUtils]: 51: Hoare triple {4836#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,196 INFO L280 TraceCheckUtils]: 52: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,196 INFO L280 TraceCheckUtils]: 53: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,196 INFO L280 TraceCheckUtils]: 54: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:19,196 INFO L263 TraceCheckUtils]: 55: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,196 INFO L280 TraceCheckUtils]: 56: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,196 INFO L280 TraceCheckUtils]: 57: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,196 INFO L280 TraceCheckUtils]: 58: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L280 TraceCheckUtils]: 59: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L280 TraceCheckUtils]: 61: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L263 TraceCheckUtils]: 62: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L280 TraceCheckUtils]: 63: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L280 TraceCheckUtils]: 64: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L280 TraceCheckUtils]: 65: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,197 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:19,198 INFO L280 TraceCheckUtils]: 67: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:19,198 INFO L280 TraceCheckUtils]: 68: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,198 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {4456#true} {4836#(<= 4 |fibo_#in~n|)} #41#return; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,199 INFO L280 TraceCheckUtils]: 70: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,199 INFO L280 TraceCheckUtils]: 71: Hoare triple {4836#(<= 4 |fibo_#in~n|)} assume true; {4836#(<= 4 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,200 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {4836#(<= 4 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,200 INFO L280 TraceCheckUtils]: 73: Hoare triple {5145#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,201 INFO L263 TraceCheckUtils]: 74: Hoare triple {5145#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,201 INFO L280 TraceCheckUtils]: 75: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,201 INFO L280 TraceCheckUtils]: 76: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,201 INFO L280 TraceCheckUtils]: 77: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:19,202 INFO L263 TraceCheckUtils]: 78: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,202 INFO L280 TraceCheckUtils]: 79: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,202 INFO L280 TraceCheckUtils]: 80: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,202 INFO L280 TraceCheckUtils]: 81: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L280 TraceCheckUtils]: 82: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L280 TraceCheckUtils]: 84: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L263 TraceCheckUtils]: 85: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L280 TraceCheckUtils]: 86: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L280 TraceCheckUtils]: 87: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L280 TraceCheckUtils]: 88: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,203 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:19,204 INFO L280 TraceCheckUtils]: 90: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:19,204 INFO L280 TraceCheckUtils]: 91: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,206 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {4456#true} {5145#(<= 5 |fibo_#in~n|)} #41#return; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,206 INFO L280 TraceCheckUtils]: 93: Hoare triple {5145#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,207 INFO L280 TraceCheckUtils]: 94: Hoare triple {5145#(<= 5 |fibo_#in~n|)} assume true; {5145#(<= 5 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,208 INFO L275 TraceCheckUtils]: 95: Hoare quadruple {5145#(<= 5 |fibo_#in~n|)} {4944#(<= fibo_~n |fibo_#in~n|)} #39#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,209 INFO L280 TraceCheckUtils]: 96: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,209 INFO L263 TraceCheckUtils]: 97: Hoare triple {4675#(<= 6 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,209 INFO L280 TraceCheckUtils]: 98: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,210 INFO L280 TraceCheckUtils]: 99: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,210 INFO L280 TraceCheckUtils]: 100: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:19,210 INFO L263 TraceCheckUtils]: 101: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,210 INFO L280 TraceCheckUtils]: 102: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L280 TraceCheckUtils]: 103: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L280 TraceCheckUtils]: 104: Hoare triple {4456#true} assume !(1 == ~n); {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L263 TraceCheckUtils]: 105: Hoare triple {4456#true} call #t~ret0 := fibo(~n - 1); {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L280 TraceCheckUtils]: 106: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L280 TraceCheckUtils]: 107: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L280 TraceCheckUtils]: 108: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L280 TraceCheckUtils]: 109: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,211 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L280 TraceCheckUtils]: 111: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L263 TraceCheckUtils]: 112: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L280 TraceCheckUtils]: 113: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L280 TraceCheckUtils]: 114: Hoare triple {4456#true} assume ~n < 1;#res := 0; {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L280 TraceCheckUtils]: 115: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L280 TraceCheckUtils]: 117: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:19,212 INFO L280 TraceCheckUtils]: 118: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {4456#true} {4456#true} #39#return; {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L280 TraceCheckUtils]: 120: Hoare triple {4456#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L263 TraceCheckUtils]: 121: Hoare triple {4456#true} call #t~ret1 := fibo(~n - 2); {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L280 TraceCheckUtils]: 122: Hoare triple {4456#true} ~n := #in~n; {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L280 TraceCheckUtils]: 123: Hoare triple {4456#true} assume !(~n < 1); {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L280 TraceCheckUtils]: 124: Hoare triple {4456#true} assume 1 == ~n;#res := 1; {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L280 TraceCheckUtils]: 125: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,213 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4456#true} {4456#true} #41#return; {4456#true} is VALID [2020-07-17 22:21:19,214 INFO L280 TraceCheckUtils]: 127: Hoare triple {4456#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4456#true} is VALID [2020-07-17 22:21:19,214 INFO L280 TraceCheckUtils]: 128: Hoare triple {4456#true} assume true; {4456#true} is VALID [2020-07-17 22:21:19,215 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {4456#true} {4675#(<= 6 |fibo_#in~n|)} #41#return; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,215 INFO L280 TraceCheckUtils]: 130: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,215 INFO L280 TraceCheckUtils]: 131: Hoare triple {4675#(<= 6 |fibo_#in~n|)} assume true; {4675#(<= 6 |fibo_#in~n|)} is VALID [2020-07-17 22:21:19,216 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4675#(<= 6 |fibo_#in~n|)} {4460#(<= main_~x~0 5)} #37#return; {4457#false} is VALID [2020-07-17 22:21:19,217 INFO L280 TraceCheckUtils]: 133: Hoare triple {4457#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {4457#false} is VALID [2020-07-17 22:21:19,217 INFO L280 TraceCheckUtils]: 134: Hoare triple {4457#false} assume 5 != ~result~0; {4457#false} is VALID [2020-07-17 22:21:19,217 INFO L280 TraceCheckUtils]: 135: Hoare triple {4457#false} assume !false; {4457#false} is VALID [2020-07-17 22:21:19,226 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 131 proven. 302 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2020-07-17 22:21:19,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:21:19,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 15 [2020-07-17 22:21:19,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935333780] [2020-07-17 22:21:19,228 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 136 [2020-07-17 22:21:19,255 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:21:19,255 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-17 22:21:19,362 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 86 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:19,363 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-17 22:21:19,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:21:19,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-17 22:21:19,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-07-17 22:21:19,364 INFO L87 Difference]: Start difference. First operand 71 states and 87 transitions. Second operand 15 states. [2020-07-17 22:21:20,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:20,375 INFO L93 Difference]: Finished difference Result 131 states and 176 transitions. [2020-07-17 22:21:20,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-17 22:21:20,375 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 136 [2020-07-17 22:21:20,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:21:20,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-17 22:21:20,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 85 transitions. [2020-07-17 22:21:20,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-17 22:21:20,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 85 transitions. [2020-07-17 22:21:20,382 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 85 transitions. [2020-07-17 22:21:20,496 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:21:20,497 INFO L225 Difference]: With dead ends: 131 [2020-07-17 22:21:20,497 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 22:21:20,499 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2020-07-17 22:21:20,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 22:21:20,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 22:21:20,499 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:21:20,499 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-17 22:21:20,500 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 22:21:20,500 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 22:21:20,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:20,500 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 22:21:20,500 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:21:20,500 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:20,501 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:20,501 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 22:21:20,501 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 22:21:20,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:21:20,501 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 22:21:20,501 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:21:20,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:20,501 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:21:20,501 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:21:20,502 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:21:20,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 22:21:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 22:21:20,502 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2020-07-17 22:21:20,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:21:20,502 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 22:21:20,502 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-17 22:21:20,502 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:21:20,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:21:20,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:21:20,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 22:21:21,275 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 33 [2020-07-17 22:21:21,413 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-17 22:21:21,413 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 22:21:21,414 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 22:21:21,414 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 22:21:21,414 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 22:21:21,414 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 22:21:21,414 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2020-07-17 22:21:21,414 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 23 30) the Hoare annotation is: true [2020-07-17 22:21:21,414 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-07-17 22:21:21,414 INFO L268 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-07-17 22:21:21,414 INFO L264 CegarLoopResult]: At program point L25(line 25) the Hoare annotation is: (and (<= main_~x~0 5) (<= 5 main_~x~0)) [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 23 30) no Hoare annotation was computed. [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point L25-1(line 25) no Hoare annotation was computed. [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point L26-2(lines 26 28) no Hoare annotation was computed. [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 23 30) no Hoare annotation was computed. [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point fiboEXIT(lines 5 13) no Hoare annotation was computed. [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point fiboFINAL(lines 5 13) no Hoare annotation was computed. [2020-07-17 22:21:21,415 INFO L264 CegarLoopResult]: At program point L11(line 11) the Hoare annotation is: (and (= fibo_~n |fibo_#in~n|) (<= 2 |fibo_#in~n|)) [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point L11-1(line 11) no Hoare annotation was computed. [2020-07-17 22:21:21,415 INFO L264 CegarLoopResult]: At program point L11-2(line 11) the Hoare annotation is: (and (let ((.cse0 (<= 1 |fibo_#t~ret0|)) (.cse1 (<= |fibo_#t~ret0| 1))) (or (and (<= 4 |fibo_#in~n|) (<= |fibo_#t~ret0| 2) (<= 2 |fibo_#t~ret0|)) (<= 5 fibo_~n) (and .cse0 .cse1 (<= |fibo_#in~n| 2) (<= 2 |fibo_#in~n|)) (and .cse0 .cse1 (<= 3 |fibo_#in~n|) (<= |fibo_#in~n| 3)))) (let ((.cse2 (= fibo_~n |fibo_#in~n|))) (or (and (<= 3 |fibo_#t~ret0|) .cse2 (<= |fibo_#t~ret0| 3)) (and .cse2 (<= |fibo_#in~n| 4)) (and .cse2 (<= 6 |fibo_#in~n|))))) [2020-07-17 22:21:21,415 INFO L268 CegarLoopResult]: For program point L8(lines 8 12) no Hoare annotation was computed. [2020-07-17 22:21:21,416 INFO L268 CegarLoopResult]: For program point L11-3(line 11) no Hoare annotation was computed. [2020-07-17 22:21:21,416 INFO L268 CegarLoopResult]: For program point L6(lines 6 12) no Hoare annotation was computed. [2020-07-17 22:21:21,416 INFO L271 CegarLoopResult]: At program point fiboENTRY(lines 5 13) the Hoare annotation is: true [2020-07-17 22:21:21,419 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:21:21,420 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-17 22:21:21,420 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:21:21,420 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:21:21,420 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-17 22:21:21,420 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-17 22:21:21,420 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-17 22:21:21,420 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: fiboFINAL has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-17 22:21:21,421 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-17 22:21:21,422 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-17 22:21:21,422 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-17 22:21:21,422 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 22:21:21,422 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-17 22:21:21,422 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 22:21:21,422 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. [2020-07-17 22:21:21,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 10:21:21 BoogieIcfgContainer [2020-07-17 22:21:21,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 22:21:21,426 INFO L168 Benchmark]: Toolchain (without parser) took 19898.36 ms. Allocated memory was 143.7 MB in the beginning and 423.1 MB in the end (delta: 279.4 MB). Free memory was 104.2 MB in the beginning and 154.9 MB in the end (delta: -50.7 MB). Peak memory consumption was 228.8 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,427 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 143.7 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.23 ms. Allocated memory is still 143.7 MB. Free memory was 103.8 MB in the beginning and 94.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,428 INFO L168 Benchmark]: Boogie Preprocessor took 33.39 ms. Allocated memory is still 143.7 MB. Free memory was 94.3 MB in the beginning and 92.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,428 INFO L168 Benchmark]: RCFGBuilder took 499.53 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 92.9 MB in the beginning and 167.8 MB in the end (delta: -74.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,429 INFO L168 Benchmark]: TraceAbstraction took 19106.70 ms. Allocated memory was 203.9 MB in the beginning and 423.1 MB in the end (delta: 219.2 MB). Free memory was 167.1 MB in the beginning and 154.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 231.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:21:21,432 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 0.23 ms. Allocated memory is still 143.7 MB. Free memory was 122.7 MB in the beginning and 122.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 248.23 ms. Allocated memory is still 143.7 MB. Free memory was 103.8 MB in the beginning and 94.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.39 ms. Allocated memory is still 143.7 MB. Free memory was 94.3 MB in the beginning and 92.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 499.53 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 92.9 MB in the beginning and 167.8 MB in the end (delta: -74.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19106.70 ms. Allocated memory was 203.9 MB in the beginning and 423.1 MB in the end (delta: 219.2 MB). Free memory was 167.1 MB in the beginning and 154.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 231.4 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: 18.3s, OverallIterations: 9, TraceHistogramMax: 21, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 205 SDtfs, 277 SDslu, 986 SDs, 0 SdLazy, 1250 SolverSat, 228 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 891 GetRequests, 750 SyntacticMatches, 9 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 128 PreInvPairs, 194 NumberOfFragments, 85 HoareAnnotationTreeSize, 128 FomulaSimplifications, 518 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 8 FomulaSimplificationsInter, 1126 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 1167 NumberOfCodeBlocks, 1136 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 1151 ConstructedInterpolants, 0 QuantifiedInterpolants, 269127 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1186 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 16 InterpolantComputations, 2 PerfectInterpolantSequences, 4416/6054 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...