/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_7-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 14:57:59,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:57:59,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:57:59,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:57:59,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:57:59,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:57:59,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:57:59,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:57:59,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:57:59,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:57:59,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:57:59,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:57:59,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:57:59,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:57:59,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:57:59,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:57:59,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:57:59,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:57:59,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:57:59,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:57:59,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:57:59,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:57:59,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:57:59,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:57:59,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 14:57:59,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:57:59,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:57:59,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:57:59,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 14:57:59,705 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:57:59,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:57:59,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:57:59,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:57:59,710 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:57:59,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:57:59,710 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:57:59,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:57:59,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:57:59,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:57:59,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:57:59,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:57:59,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:57:59,712 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:57:59,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:57:59,713 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:57:59,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:57:59,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:57:59,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:57:59,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:57:59,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:57:59,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:57:59,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:57:59,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:57:59,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:57:59,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:57:59,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:57:59,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:57:59,716 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:57:59,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:57:59,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:57:59,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:57:59,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:57:59,998 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:57:59,999 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:58:00,001 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_7-2.c [2020-07-10 14:58:00,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b8ba628e/5d94d3efe6614c5aa4c27364452a3534/FLAG265cfce27 [2020-07-10 14:58:00,506 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:58:00,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_7-2.c [2020-07-10 14:58:00,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b8ba628e/5d94d3efe6614c5aa4c27364452a3534/FLAG265cfce27 [2020-07-10 14:58:00,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b8ba628e/5d94d3efe6614c5aa4c27364452a3534 [2020-07-10 14:58:00,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:58:00,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:58:00,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:58:00,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:58:00,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:58:00,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:58:00" (1/1) ... [2020-07-10 14:58:00,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d7ccd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:00, skipping insertion in model container [2020-07-10 14:58:00,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:58:00" (1/1) ... [2020-07-10 14:58:00,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:58:00,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:58:01,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:58:01,097 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:58:01,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:58:01,129 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:58:01,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01 WrapperNode [2020-07-10 14:58:01,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:58:01,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:58:01,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:58:01,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:58:01,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (1/1) ... [2020-07-10 14:58:01,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (1/1) ... [2020-07-10 14:58:01,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (1/1) ... [2020-07-10 14:58:01,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (1/1) ... [2020-07-10 14:58:01,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (1/1) ... [2020-07-10 14:58:01,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (1/1) ... [2020-07-10 14:58:01,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (1/1) ... [2020-07-10 14:58:01,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:58:01,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:58:01,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:58:01,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:58:01,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (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 [2020-07-10 14:58:01,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:58:01,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:58:01,317 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-10 14:58:01,317 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:58:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:58:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:58:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-10 14:58:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:58:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:58:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:58:01,552 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:58:01,552 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 14:58:01,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:58:01 BoogieIcfgContainer [2020-07-10 14:58:01,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:58:01,558 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:58:01,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:58:01,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:58:01,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:58:00" (1/3) ... [2020-07-10 14:58:01,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@400abb44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:58:01, skipping insertion in model container [2020-07-10 14:58:01,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:58:01" (2/3) ... [2020-07-10 14:58:01,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@400abb44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:58:01, skipping insertion in model container [2020-07-10 14:58:01,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:58:01" (3/3) ... [2020-07-10 14:58:01,565 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_7-2.c [2020-07-10 14:58:01,576 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:58:01,584 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:58:01,611 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:58:01,640 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:58:01,640 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:58:01,641 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:58:01,641 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:58:01,641 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:58:01,641 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:58:01,642 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:58:01,642 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:58:01,679 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-10 14:58:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-10 14:58:01,686 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:01,687 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:01,687 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:01,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:01,696 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-07-10 14:58:01,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:01,708 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206630797] [2020-07-10 14:58:01,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:01,897 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-10 14:58:01,898 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-10 14:58:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:01,974 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:01,976 INFO L280 TraceCheckUtils]: 1: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:01,977 INFO L280 TraceCheckUtils]: 2: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:01,978 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 7 main_~x~0)} #37#return; {28#false} is VALID [2020-07-10 14:58:01,979 INFO L263 TraceCheckUtils]: 0: Hoare triple {27#true} call ULTIMATE.init(); {27#true} is VALID [2020-07-10 14:58:01,979 INFO L280 TraceCheckUtils]: 1: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-10 14:58:01,980 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-10 14:58:01,980 INFO L263 TraceCheckUtils]: 3: Hoare triple {27#true} call #t~ret3 := main(); {27#true} is VALID [2020-07-10 14:58:01,981 INFO L280 TraceCheckUtils]: 4: Hoare triple {27#true} ~x~0 := 7; {31#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:01,982 INFO L263 TraceCheckUtils]: 5: Hoare triple {31#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {27#true} is VALID [2020-07-10 14:58:01,983 INFO L280 TraceCheckUtils]: 6: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:01,984 INFO L280 TraceCheckUtils]: 7: Hoare triple {36#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:01,986 INFO L280 TraceCheckUtils]: 8: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:01,987 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 7 main_~x~0)} #37#return; {28#false} is VALID [2020-07-10 14:58:01,988 INFO L280 TraceCheckUtils]: 10: Hoare triple {28#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {28#false} is VALID [2020-07-10 14:58:01,988 INFO L280 TraceCheckUtils]: 11: Hoare triple {28#false} assume 13 == ~result~0; {28#false} is VALID [2020-07-10 14:58:01,989 INFO L280 TraceCheckUtils]: 12: Hoare triple {28#false} assume !false; {28#false} is VALID [2020-07-10 14:58:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:58:01,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206630797] [2020-07-10 14:58:01,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:58:01,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:58:01,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360460088] [2020-07-10 14:58:02,000 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:58:02,003 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:58:02,007 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:58:02,045 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:02,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:58:02,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:58:02,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:58:02,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:58:02,058 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-07-10 14:58:02,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:02,289 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-07-10 14:58:02,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:58:02,289 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:58:02,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:58:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:58:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:58:02,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:58:02,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:58:02,305 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-10 14:58:02,370 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:02,382 INFO L225 Difference]: With dead ends: 35 [2020-07-10 14:58:02,382 INFO L226 Difference]: Without dead ends: 21 [2020-07-10 14:58:02,386 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-10 14:58:02,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-10 14:58:02,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-10 14:58:02,435 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:58:02,435 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-10 14:58:02,436 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:58:02,436 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:58:02,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:02,442 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-10 14:58:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:58:02,444 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:02,444 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:02,444 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:58:02,444 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:58:02,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:02,449 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-10 14:58:02,449 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:58:02,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:02,451 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:02,451 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:58:02,451 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:58:02,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-10 14:58:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-10 14:58:02,456 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-07-10 14:58:02,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:58:02,457 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-10 14:58:02,457 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:58:02,457 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:58:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-10 14:58:02,458 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:02,459 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:02,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:58:02,459 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:02,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:02,460 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-07-10 14:58:02,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:02,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935121863] [2020-07-10 14:58:02,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:02,516 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-10 14:58:02,517 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-10 14:58:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:02,584 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:02,585 INFO L280 TraceCheckUtils]: 1: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:02,586 INFO L280 TraceCheckUtils]: 2: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:02,589 INFO L280 TraceCheckUtils]: 3: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:02,591 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 7 main_~x~0)} #37#return; {157#false} is VALID [2020-07-10 14:58:02,592 INFO L263 TraceCheckUtils]: 0: Hoare triple {156#true} call ULTIMATE.init(); {156#true} is VALID [2020-07-10 14:58:02,593 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-10 14:58:02,593 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-10 14:58:02,594 INFO L263 TraceCheckUtils]: 3: Hoare triple {156#true} call #t~ret3 := main(); {156#true} is VALID [2020-07-10 14:58:02,596 INFO L280 TraceCheckUtils]: 4: Hoare triple {156#true} ~x~0 := 7; {160#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:02,612 INFO L263 TraceCheckUtils]: 5: Hoare triple {160#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {156#true} is VALID [2020-07-10 14:58:02,616 INFO L280 TraceCheckUtils]: 6: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:02,619 INFO L280 TraceCheckUtils]: 7: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:02,620 INFO L280 TraceCheckUtils]: 8: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:02,621 INFO L280 TraceCheckUtils]: 9: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:02,623 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 7 main_~x~0)} #37#return; {157#false} is VALID [2020-07-10 14:58:02,624 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {157#false} is VALID [2020-07-10 14:58:02,624 INFO L280 TraceCheckUtils]: 12: Hoare triple {157#false} assume 13 == ~result~0; {157#false} is VALID [2020-07-10 14:58:02,625 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#false} assume !false; {157#false} is VALID [2020-07-10 14:58:02,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:58:02,626 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935121863] [2020-07-10 14:58:02,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:58:02,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:58:02,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330265958] [2020-07-10 14:58:02,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:58:02,632 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:58:02,632 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:58:02,651 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:02,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:58:02,652 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:58:02,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:58:02,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:58:02,652 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-07-10 14:58:02,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:02,795 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-07-10 14:58:02,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:58:02,795 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:58:02,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:58:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:58:02,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-10 14:58:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:58:02,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-10 14:58:02,802 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 29 transitions. [2020-07-10 14:58:02,842 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:02,844 INFO L225 Difference]: With dead ends: 27 [2020-07-10 14:58:02,844 INFO L226 Difference]: Without dead ends: 23 [2020-07-10 14:58:02,845 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-10 14:58:02,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-10 14:58:02,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-07-10 14:58:02,856 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:58:02,856 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 21 states. [2020-07-10 14:58:02,856 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 21 states. [2020-07-10 14:58:02,856 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 21 states. [2020-07-10 14:58:02,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:02,860 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-10 14:58:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-10 14:58:02,861 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:02,861 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:02,862 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 23 states. [2020-07-10 14:58:02,862 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 23 states. [2020-07-10 14:58:02,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:02,865 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-10 14:58:02,865 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-10 14:58:02,866 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:02,866 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:02,866 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:58:02,867 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:58:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-10 14:58:02,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-10 14:58:02,869 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-07-10 14:58:02,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:58:02,870 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-10 14:58:02,870 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:58:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:58:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-10 14:58:02,871 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:02,871 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:02,872 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:58:02,872 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:02,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:02,872 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-07-10 14:58:02,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:02,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806516814] [2020-07-10 14:58:02,873 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:02,948 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:58:02,948 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:58:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:03,047 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:03,048 INFO L280 TraceCheckUtils]: 1: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,049 INFO L280 TraceCheckUtils]: 2: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,050 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:58:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:03,056 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:58:03,056 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:58:03,057 INFO L280 TraceCheckUtils]: 2: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:58:03,057 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:58:03,057 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:58:03,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-10 14:58:03,059 INFO L280 TraceCheckUtils]: 2: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-10 14:58:03,060 INFO L263 TraceCheckUtils]: 3: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:58:03,060 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:03,061 INFO L280 TraceCheckUtils]: 5: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,062 INFO L280 TraceCheckUtils]: 6: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,063 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:58:03,064 INFO L280 TraceCheckUtils]: 8: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-10 14:58:03,064 INFO L263 TraceCheckUtils]: 9: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:58:03,064 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:58:03,064 INFO L280 TraceCheckUtils]: 11: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:58:03,065 INFO L280 TraceCheckUtils]: 12: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:58:03,065 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:58:03,065 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 [2020-07-10 14:58:03,066 INFO L280 TraceCheckUtils]: 15: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-10 14:58:03,066 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {283#false} {286#(<= 7 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:58:03,067 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-10 14:58:03,068 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:58:03,068 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:58:03,068 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-10 14:58:03,069 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 7; {286#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:03,069 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-10 14:58:03,070 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:58:03,071 INFO L280 TraceCheckUtils]: 7: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-10 14:58:03,071 INFO L280 TraceCheckUtils]: 8: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-10 14:58:03,072 INFO L263 TraceCheckUtils]: 9: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:58:03,072 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:03,073 INFO L280 TraceCheckUtils]: 11: Hoare triple {314#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,074 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,075 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:58:03,075 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-10 14:58:03,076 INFO L263 TraceCheckUtils]: 15: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:58:03,076 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:58:03,076 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:58:03,077 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:58:03,077 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:58:03,077 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 [2020-07-10 14:58:03,078 INFO L280 TraceCheckUtils]: 21: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-10 14:58:03,078 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {283#false} {286#(<= 7 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:58:03,078 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-10 14:58:03,079 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 13 == ~result~0; {283#false} is VALID [2020-07-10 14:58:03,079 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-10 14:58:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-10 14:58:03,081 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806516814] [2020-07-10 14:58:03,081 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1528299892] [2020-07-10 14:58:03,081 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:03,120 INFO L264 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:58:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:03,133 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:58:03,259 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-10 14:58:03,259 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:58:03,260 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:58:03,260 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-10 14:58:03,261 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 7; {286#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:03,261 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-10 14:58:03,262 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:03,263 INFO L280 TraceCheckUtils]: 7: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:03,264 INFO L280 TraceCheckUtils]: 8: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:03,264 INFO L263 TraceCheckUtils]: 9: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:58:03,265 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:03,266 INFO L280 TraceCheckUtils]: 11: Hoare triple {337#(<= |fibo_#in~n| fibo_~n)} assume ~n < 1;#res := 0; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,266 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:03,268 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {337#(<= |fibo_#in~n| fibo_~n)} #39#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:03,269 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |fibo_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:03,269 INFO L263 TraceCheckUtils]: 15: Hoare triple {359#(<= |fibo_#in~n| 1)} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:58:03,270 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:58:03,270 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:58:03,270 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:58:03,271 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {359#(<= |fibo_#in~n| 1)} #41#return; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:03,272 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 [2020-07-10 14:58:03,273 INFO L280 TraceCheckUtils]: 21: Hoare triple {359#(<= |fibo_#in~n| 1)} assume true; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:03,274 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {359#(<= |fibo_#in~n| 1)} {286#(<= 7 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:58:03,274 INFO L280 TraceCheckUtils]: 23: Hoare triple {283#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {283#false} is VALID [2020-07-10 14:58:03,275 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 13 == ~result~0; {283#false} is VALID [2020-07-10 14:58:03,275 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-10 14:58:03,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-10 14:58:03,277 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:58:03,277 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2020-07-10 14:58:03,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095245098] [2020-07-10 14:58:03,278 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-10 14:58:03,279 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:58:03,279 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 14:58:03,331 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:03,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 14:58:03,332 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:58:03,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 14:58:03,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:58:03,332 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 9 states. [2020-07-10 14:58:03,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:03,669 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-07-10 14:58:03,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-10 14:58:03,670 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-10 14:58:03,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:58:03,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:58:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-10 14:58:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:58:03,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-10 14:58:03,676 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 46 transitions. [2020-07-10 14:58:03,741 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:03,743 INFO L225 Difference]: With dead ends: 38 [2020-07-10 14:58:03,743 INFO L226 Difference]: Without dead ends: 23 [2020-07-10 14:58:03,744 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:58:03,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-10 14:58:03,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-07-10 14:58:03,755 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:58:03,755 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 23 states. [2020-07-10 14:58:03,755 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-10 14:58:03,755 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-10 14:58:03,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:03,758 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-10 14:58:03,758 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:58:03,759 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:03,759 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:03,759 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-10 14:58:03,759 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-10 14:58:03,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:03,762 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-10 14:58:03,762 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:58:03,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:03,763 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:03,763 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:58:03,763 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:58:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-10 14:58:03,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-07-10 14:58:03,766 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-07-10 14:58:03,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:58:03,766 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-07-10 14:58:03,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 14:58:03,767 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:58:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-10 14:58:03,768 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:03,768 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:03,983 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-10 14:58:03,984 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:03,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:03,985 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-07-10 14:58:03,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:03,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729623426] [2020-07-10 14:58:03,986 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,044 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:58:04,045 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:58:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,106 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,107 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,108 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,108 INFO L280 TraceCheckUtils]: 3: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,110 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,116 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:58:04,117 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:58:04,117 INFO L280 TraceCheckUtils]: 2: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:58:04,118 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,119 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,120 INFO L280 TraceCheckUtils]: 1: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,120 INFO L280 TraceCheckUtils]: 2: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,121 INFO L263 TraceCheckUtils]: 3: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-10 14:58:04,121 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,122 INFO L280 TraceCheckUtils]: 5: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,123 INFO L280 TraceCheckUtils]: 6: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,123 INFO L280 TraceCheckUtils]: 7: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,125 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,125 INFO L280 TraceCheckUtils]: 9: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,126 INFO L263 TraceCheckUtils]: 10: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:58:04,126 INFO L280 TraceCheckUtils]: 11: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:58:04,126 INFO L280 TraceCheckUtils]: 12: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:58:04,126 INFO L280 TraceCheckUtils]: 13: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:58:04,127 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,128 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 [2020-07-10 14:58:04,129 INFO L280 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,130 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 7 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:58:04,131 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-10 14:58:04,131 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:58:04,131 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:58:04,131 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-10 14:58:04,132 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 7; {535#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:04,133 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-10 14:58:04,133 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,134 INFO L280 TraceCheckUtils]: 7: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,134 INFO L280 TraceCheckUtils]: 8: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,135 INFO L263 TraceCheckUtils]: 9: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-10 14:58:04,135 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,136 INFO L280 TraceCheckUtils]: 11: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:04,137 INFO L280 TraceCheckUtils]: 12: Hoare triple {554#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,137 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,139 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {554#(= fibo_~n |fibo_#in~n|)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,139 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,140 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:58:04,140 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:58:04,140 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:58:04,140 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:58:04,141 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,142 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 [2020-07-10 14:58:04,143 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,144 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 7 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:58:04,144 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-10 14:58:04,144 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 13 == ~result~0; {532#false} is VALID [2020-07-10 14:58:04,144 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-10 14:58:04,146 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-10 14:58:04,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729623426] [2020-07-10 14:58:04,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [191983906] [2020-07-10 14:58:04,146 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,173 INFO L264 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:58:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,181 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:58:04,250 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-10 14:58:04,250 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:58:04,251 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:58:04,251 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-10 14:58:04,252 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 7; {535#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:04,252 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-10 14:58:04,253 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:04,253 INFO L280 TraceCheckUtils]: 7: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:04,254 INFO L280 TraceCheckUtils]: 8: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:04,254 INFO L263 TraceCheckUtils]: 9: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {531#true} is VALID [2020-07-10 14:58:04,255 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:04,255 INFO L280 TraceCheckUtils]: 11: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:04,256 INFO L280 TraceCheckUtils]: 12: Hoare triple {587#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,257 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:04,258 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {565#(<= |fibo_#in~n| 1)} {587#(<= |fibo_#in~n| fibo_~n)} #39#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,259 INFO L280 TraceCheckUtils]: 15: Hoare triple {560#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,259 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:58:04,259 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:58:04,260 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:58:04,260 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:58:04,261 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {531#true} {560#(<= |fibo_#in~n| 2)} #41#return; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,262 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 [2020-07-10 14:58:04,262 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:04,263 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 7 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:58:04,264 INFO L280 TraceCheckUtils]: 24: Hoare triple {532#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {532#false} is VALID [2020-07-10 14:58:04,264 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 13 == ~result~0; {532#false} is VALID [2020-07-10 14:58:04,264 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-10 14:58:04,265 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-10 14:58:04,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:58:04,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-10 14:58:04,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980148710] [2020-07-10 14:58:04,267 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-10 14:58:04,268 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:58:04,268 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-10 14:58:04,301 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:04,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-10 14:58:04,301 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:58:04,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-10 14:58:04,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-10 14:58:04,302 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-07-10 14:58:04,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:04,575 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-07-10 14:58:04,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-10 14:58:04,575 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-10 14:58:04,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:58:04,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:58:04,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-10 14:58:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:58:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-10 14:58:04,580 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 47 transitions. [2020-07-10 14:58:04,642 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:04,645 INFO L225 Difference]: With dead ends: 41 [2020-07-10 14:58:04,645 INFO L226 Difference]: Without dead ends: 37 [2020-07-10 14:58:04,646 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:58:04,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-10 14:58:04,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-10 14:58:04,663 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:58:04,663 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-10 14:58:04,663 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-10 14:58:04,664 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-10 14:58:04,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:04,668 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-10 14:58:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:58:04,669 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:04,669 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:04,669 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-10 14:58:04,670 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-10 14:58:04,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:04,673 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-10 14:58:04,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:58:04,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:04,674 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:04,675 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:58:04,675 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:58:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-10 14:58:04,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-10 14:58:04,678 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-07-10 14:58:04,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:58:04,678 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-10 14:58:04,678 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-10 14:58:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:58:04,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-10 14:58:04,680 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:04,680 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:04,894 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:04,895 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:04,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:04,895 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-07-10 14:58:04,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:04,896 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934761468] [2020-07-10 14:58:04,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:04,953 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:04,953 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:58:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:05,108 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,108 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:58:05,109 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:58:05,109 INFO L280 TraceCheckUtils]: 3: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,110 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:05,115 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,116 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:58:05,116 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,117 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,118 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,118 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:05,119 INFO L280 TraceCheckUtils]: 2: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,120 INFO L263 TraceCheckUtils]: 3: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:58:05,120 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,120 INFO L280 TraceCheckUtils]: 5: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:58:05,120 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:58:05,121 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,122 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,122 INFO L280 TraceCheckUtils]: 9: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,122 INFO L263 TraceCheckUtils]: 10: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:58:05,123 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,123 INFO L280 TraceCheckUtils]: 12: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:58:05,123 INFO L280 TraceCheckUtils]: 13: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,124 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,125 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 [2020-07-10 14:58:05,125 INFO L280 TraceCheckUtils]: 16: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,126 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:58:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:05,146 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,147 INFO L280 TraceCheckUtils]: 1: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:05,148 INFO L280 TraceCheckUtils]: 2: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:05,149 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:58:05,149 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,150 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:58:05,150 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-10 14:58:05,150 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:58:05,151 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,152 INFO L280 TraceCheckUtils]: 5: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:05,152 INFO L280 TraceCheckUtils]: 6: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,153 INFO L263 TraceCheckUtils]: 7: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:58:05,153 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,153 INFO L280 TraceCheckUtils]: 9: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:58:05,153 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:58:05,154 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,155 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,155 INFO L280 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,155 INFO L263 TraceCheckUtils]: 14: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:58:05,156 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,156 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:58:05,156 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,157 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,158 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 [2020-07-10 14:58:05,158 INFO L280 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,160 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:58:05,160 INFO L280 TraceCheckUtils]: 22: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:58:05,160 INFO L263 TraceCheckUtils]: 23: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:58:05,161 INFO L280 TraceCheckUtils]: 24: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,162 INFO L280 TraceCheckUtils]: 25: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:05,162 INFO L280 TraceCheckUtils]: 26: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:05,164 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:58:05,164 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 [2020-07-10 14:58:05,164 INFO L280 TraceCheckUtils]: 29: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-10 14:58:05,164 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {830#false} {833#(<= 7 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:58:05,166 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-10 14:58:05,166 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,166 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:58:05,166 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-10 14:58:05,167 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 7; {833#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:05,167 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-10 14:58:05,168 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,168 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:58:05,168 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-10 14:58:05,168 INFO L263 TraceCheckUtils]: 9: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:58:05,169 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,170 INFO L280 TraceCheckUtils]: 11: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:05,171 INFO L280 TraceCheckUtils]: 12: Hoare triple {889#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,171 INFO L263 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:58:05,171 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,171 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:58:05,172 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:58:05,172 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,173 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #39#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,173 INFO L280 TraceCheckUtils]: 19: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,174 INFO L263 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:58:05,174 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,174 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:58:05,174 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,175 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {890#(<= 2 |fibo_#in~n|)} #41#return; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,176 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 [2020-07-10 14:58:05,176 INFO L280 TraceCheckUtils]: 26: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,177 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:58:05,178 INFO L280 TraceCheckUtils]: 28: Hoare triple {883#(<= 3 fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:58:05,178 INFO L263 TraceCheckUtils]: 29: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:58:05,179 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:05,180 INFO L280 TraceCheckUtils]: 31: Hoare triple {888#(= fibo_~n |fibo_#in~n|)} assume ~n < 1;#res := 0; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:05,180 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:58:05,181 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:58:05,182 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 [2020-07-10 14:58:05,182 INFO L280 TraceCheckUtils]: 35: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-10 14:58:05,182 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {830#false} {833#(<= 7 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:58:05,182 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-10 14:58:05,182 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 13 == ~result~0; {830#false} is VALID [2020-07-10 14:58:05,183 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-10 14:58:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-10 14:58:05,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934761468] [2020-07-10 14:58:05,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163920022] [2020-07-10 14:58:05,185 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:05,212 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-10 14:58:05,213 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:58:05,213 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:58:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:05,225 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:58:05,384 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-10 14:58:05,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,385 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:58:05,385 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-10 14:58:05,386 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 7; {833#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:05,387 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-10 14:58:05,389 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,390 INFO L280 TraceCheckUtils]: 7: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,391 INFO L280 TraceCheckUtils]: 8: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,391 INFO L263 TraceCheckUtils]: 9: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:58:05,391 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,396 INFO L280 TraceCheckUtils]: 11: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,397 INFO L280 TraceCheckUtils]: 12: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,397 INFO L263 TraceCheckUtils]: 13: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:58:05,398 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,398 INFO L280 TraceCheckUtils]: 15: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:05,399 INFO L280 TraceCheckUtils]: 16: Hoare triple {922#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:05,400 INFO L280 TraceCheckUtils]: 17: Hoare triple {953#(<= |fibo_#in~n| 1)} assume true; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:05,401 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {953#(<= |fibo_#in~n| 1)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:05,402 INFO L280 TraceCheckUtils]: 19: Hoare triple {960#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:05,402 INFO L263 TraceCheckUtils]: 20: Hoare triple {960#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:58:05,402 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,402 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:58:05,402 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,403 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {829#true} {960#(<= |fibo_#in~n| 2)} #41#return; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:05,409 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 [2020-07-10 14:58:05,409 INFO L280 TraceCheckUtils]: 26: Hoare triple {960#(<= |fibo_#in~n| 2)} assume true; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:05,411 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {960#(<= |fibo_#in~n| 2)} {922#(<= |fibo_#in~n| fibo_~n)} #39#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:05,411 INFO L280 TraceCheckUtils]: 28: Hoare triple {988#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:05,412 INFO L263 TraceCheckUtils]: 29: Hoare triple {988#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:58:05,412 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:58:05,412 INFO L280 TraceCheckUtils]: 31: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:58:05,412 INFO L280 TraceCheckUtils]: 32: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:58:05,413 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {829#true} {988#(<= |fibo_#in~n| 3)} #41#return; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:05,414 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 [2020-07-10 14:58:05,414 INFO L280 TraceCheckUtils]: 35: Hoare triple {988#(<= |fibo_#in~n| 3)} assume true; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:05,415 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {988#(<= |fibo_#in~n| 3)} {833#(<= 7 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:58:05,415 INFO L280 TraceCheckUtils]: 37: Hoare triple {830#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {830#false} is VALID [2020-07-10 14:58:05,416 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 13 == ~result~0; {830#false} is VALID [2020-07-10 14:58:05,416 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-10 14:58:05,418 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-10 14:58:05,418 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:58:05,418 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2020-07-10 14:58:05,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944556961] [2020-07-10 14:58:05,420 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-10 14:58:05,422 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:58:05,422 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-10 14:58:05,502 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:05,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-10 14:58:05,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:58:05,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-10 14:58:05,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-10 14:58:05,504 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 12 states. [2020-07-10 14:58:06,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:06,120 INFO L93 Difference]: Finished difference Result 72 states and 109 transitions. [2020-07-10 14:58:06,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-10 14:58:06,120 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-10 14:58:06,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:58:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:58:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-10 14:58:06,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:58:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-10 14:58:06,128 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 76 transitions. [2020-07-10 14:58:06,224 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:06,227 INFO L225 Difference]: With dead ends: 72 [2020-07-10 14:58:06,227 INFO L226 Difference]: Without dead ends: 41 [2020-07-10 14:58:06,229 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-07-10 14:58:06,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-07-10 14:58:06,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-07-10 14:58:06,257 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:58:06,257 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 41 states. [2020-07-10 14:58:06,258 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-10 14:58:06,258 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-10 14:58:06,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:06,261 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-10 14:58:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:58:06,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:06,262 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:06,262 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-10 14:58:06,263 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-10 14:58:06,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:06,266 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-10 14:58:06,266 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:58:06,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:06,267 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:06,267 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:58:06,267 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:58:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-10 14:58:06,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2020-07-10 14:58:06,270 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 40 [2020-07-10 14:58:06,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:58:06,271 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2020-07-10 14:58:06,271 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-10 14:58:06,271 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:58:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-07-10 14:58:06,273 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:06,273 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:06,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:06,483 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:06,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:06,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 3 times [2020-07-10 14:58:06,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:06,485 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378599799] [2020-07-10 14:58:06,486 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,539 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,539 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:58:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,683 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,684 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,684 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,685 INFO L280 TraceCheckUtils]: 3: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,686 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,691 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,691 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,692 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,693 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,693 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,694 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,695 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,695 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,696 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,697 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,698 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,698 INFO L280 TraceCheckUtils]: 7: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,699 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,700 INFO L280 TraceCheckUtils]: 9: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,700 INFO L263 TraceCheckUtils]: 10: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,701 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,701 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,701 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,702 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,703 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 [2020-07-10 14:58:06,703 INFO L280 TraceCheckUtils]: 16: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,704 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,710 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,711 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,711 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,712 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,713 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,714 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,714 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,715 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,715 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,716 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,716 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,717 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,717 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,718 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,718 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,719 INFO L280 TraceCheckUtils]: 11: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,720 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,721 INFO L280 TraceCheckUtils]: 13: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,721 INFO L263 TraceCheckUtils]: 14: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,721 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,721 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,722 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,723 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,723 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 [2020-07-10 14:58:06,724 INFO L280 TraceCheckUtils]: 20: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,725 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,726 INFO L280 TraceCheckUtils]: 22: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,726 INFO L263 TraceCheckUtils]: 23: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,727 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,727 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,727 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,727 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,728 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,729 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 [2020-07-10 14:58:06,730 INFO L280 TraceCheckUtils]: 30: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,731 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:58:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,817 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,818 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,818 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,819 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,824 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,824 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,825 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,825 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,826 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:06,827 INFO L280 TraceCheckUtils]: 2: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,827 INFO L263 TraceCheckUtils]: 3: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,827 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,828 INFO L280 TraceCheckUtils]: 5: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,828 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,828 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,829 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,829 INFO L280 TraceCheckUtils]: 9: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,830 INFO L263 TraceCheckUtils]: 10: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,830 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,830 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,830 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,831 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,832 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 [2020-07-10 14:58:06,832 INFO L280 TraceCheckUtils]: 16: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,833 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:06,838 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,839 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,839 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,839 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,840 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,841 INFO L280 TraceCheckUtils]: 2: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,842 INFO L263 TraceCheckUtils]: 3: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,842 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,843 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:06,844 INFO L280 TraceCheckUtils]: 6: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,844 INFO L263 TraceCheckUtils]: 7: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,844 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,844 INFO L280 TraceCheckUtils]: 9: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,845 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,845 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,846 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,846 INFO L280 TraceCheckUtils]: 13: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,846 INFO L263 TraceCheckUtils]: 14: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,847 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,847 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,847 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,848 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,848 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 [2020-07-10 14:58:06,849 INFO L280 TraceCheckUtils]: 20: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,850 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,850 INFO L280 TraceCheckUtils]: 22: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,851 INFO L263 TraceCheckUtils]: 23: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,851 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,851 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,851 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,851 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,852 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,853 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 [2020-07-10 14:58:06,853 INFO L280 TraceCheckUtils]: 30: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,854 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:58:06,855 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,856 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,856 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:58:06,856 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,857 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,857 INFO L280 TraceCheckUtils]: 5: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,858 INFO L280 TraceCheckUtils]: 6: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,858 INFO L263 TraceCheckUtils]: 7: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,858 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,859 INFO L280 TraceCheckUtils]: 9: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,859 INFO L280 TraceCheckUtils]: 10: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,859 INFO L263 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,860 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,860 INFO L280 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,861 INFO L280 TraceCheckUtils]: 14: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,861 INFO L280 TraceCheckUtils]: 15: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,863 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,863 INFO L280 TraceCheckUtils]: 17: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,863 INFO L263 TraceCheckUtils]: 18: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,863 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,864 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,864 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,865 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,865 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 [2020-07-10 14:58:06,865 INFO L280 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,867 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,871 INFO L280 TraceCheckUtils]: 26: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,872 INFO L263 TraceCheckUtils]: 27: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,872 INFO L280 TraceCheckUtils]: 28: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,872 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,872 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,872 INFO L280 TraceCheckUtils]: 31: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,876 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,876 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 [2020-07-10 14:58:06,877 INFO L280 TraceCheckUtils]: 34: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,878 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:58:06,883 INFO L280 TraceCheckUtils]: 36: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:58:06,883 INFO L263 TraceCheckUtils]: 37: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,885 INFO L280 TraceCheckUtils]: 38: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,886 INFO L280 TraceCheckUtils]: 39: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,886 INFO L280 TraceCheckUtils]: 40: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,887 INFO L263 TraceCheckUtils]: 41: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,887 INFO L280 TraceCheckUtils]: 42: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,888 INFO L280 TraceCheckUtils]: 43: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:06,889 INFO L280 TraceCheckUtils]: 44: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,889 INFO L263 TraceCheckUtils]: 45: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,889 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,889 INFO L280 TraceCheckUtils]: 47: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,890 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,890 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,890 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,891 INFO L280 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,891 INFO L263 TraceCheckUtils]: 52: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,891 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,892 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,892 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,892 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,893 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 [2020-07-10 14:58:06,893 INFO L280 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,895 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,895 INFO L280 TraceCheckUtils]: 60: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,895 INFO L263 TraceCheckUtils]: 61: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,895 INFO L280 TraceCheckUtils]: 62: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,896 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,896 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,896 INFO L280 TraceCheckUtils]: 65: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,897 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,897 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 [2020-07-10 14:58:06,898 INFO L280 TraceCheckUtils]: 68: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,899 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:58:06,899 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 [2020-07-10 14:58:06,899 INFO L280 TraceCheckUtils]: 71: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-10 14:58:06,899 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1270#false} {1273#(<= 7 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:58:06,905 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-10 14:58:06,905 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,905 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:58:06,905 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-10 14:58:06,907 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 7; {1273#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:06,907 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-10 14:58:06,907 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,907 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,907 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:58:06,908 INFO L263 TraceCheckUtils]: 9: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,909 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,910 INFO L280 TraceCheckUtils]: 11: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,910 INFO L280 TraceCheckUtils]: 12: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,911 INFO L263 TraceCheckUtils]: 13: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,911 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,912 INFO L280 TraceCheckUtils]: 15: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,912 INFO L280 TraceCheckUtils]: 16: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,912 INFO L263 TraceCheckUtils]: 17: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,913 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,913 INFO L280 TraceCheckUtils]: 19: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,914 INFO L280 TraceCheckUtils]: 20: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,915 INFO L280 TraceCheckUtils]: 21: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:06,917 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,918 INFO L280 TraceCheckUtils]: 23: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,918 INFO L263 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,919 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,919 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,919 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,920 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1442#(<= |fibo_#in~n| 2)} #41#return; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,921 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 [2020-07-10 14:58:06,922 INFO L280 TraceCheckUtils]: 30: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:06,923 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1442#(<= |fibo_#in~n| 2)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,924 INFO L280 TraceCheckUtils]: 32: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,924 INFO L263 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,925 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,925 INFO L280 TraceCheckUtils]: 35: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,925 INFO L280 TraceCheckUtils]: 36: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,925 INFO L280 TraceCheckUtils]: 37: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,926 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1269#true} {1431#(<= |fibo_#in~n| 3)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,927 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 [2020-07-10 14:58:06,928 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:06,929 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:58:06,930 INFO L280 TraceCheckUtils]: 42: Hoare triple {1379#(<= fibo_~n 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:58:06,930 INFO L263 TraceCheckUtils]: 43: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,931 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,931 INFO L280 TraceCheckUtils]: 45: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,932 INFO L280 TraceCheckUtils]: 46: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,933 INFO L263 TraceCheckUtils]: 47: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,933 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,934 INFO L280 TraceCheckUtils]: 49: Hoare triple {1412#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:06,935 INFO L280 TraceCheckUtils]: 50: Hoare triple {1472#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,935 INFO L263 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:06,935 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,936 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,936 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,936 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,937 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #39#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,937 INFO L280 TraceCheckUtils]: 57: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,937 INFO L263 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,938 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,938 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:06,938 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,939 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1473#(<= 2 |fibo_#in~n|)} #41#return; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,939 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 [2020-07-10 14:58:06,940 INFO L280 TraceCheckUtils]: 64: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,941 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1473#(<= 2 |fibo_#in~n|)} {1412#(= fibo_~n |fibo_#in~n|)} #39#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,941 INFO L280 TraceCheckUtils]: 66: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,942 INFO L263 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:06,942 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:06,942 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:06,942 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:06,943 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:06,944 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1269#true} {1466#(<= 3 |fibo_#in~n|)} #41#return; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,945 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 [2020-07-10 14:58:06,945 INFO L280 TraceCheckUtils]: 74: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:06,947 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:58:06,947 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 [2020-07-10 14:58:06,947 INFO L280 TraceCheckUtils]: 77: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-10 14:58:06,947 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1270#false} {1273#(<= 7 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:58:06,948 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-10 14:58:06,948 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 13 == ~result~0; {1270#false} is VALID [2020-07-10 14:58:06,948 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-10 14:58:06,961 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 77 proven. 104 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-07-10 14:58:06,961 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378599799] [2020-07-10 14:58:06,962 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319313966] [2020-07-10 14:58:06,962 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:07,018 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2020-07-10 14:58:07,018 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:58:07,020 INFO L264 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:58:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:07,062 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:58:07,241 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-10 14:58:07,241 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,241 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:58:07,241 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-10 14:58:07,242 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 7; {1273#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:07,242 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-10 14:58:07,242 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,249 INFO L280 TraceCheckUtils]: 7: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,251 INFO L280 TraceCheckUtils]: 8: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,252 INFO L263 TraceCheckUtils]: 9: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:07,252 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,252 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:07,252 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:58:07,252 INFO L263 TraceCheckUtils]: 13: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:07,253 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,253 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:07,253 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:58:07,255 INFO L263 TraceCheckUtils]: 17: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:07,255 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,256 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:07,256 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:07,256 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,256 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:58:07,256 INFO L280 TraceCheckUtils]: 23: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:58:07,257 INFO L263 TraceCheckUtils]: 24: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:07,257 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,257 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:07,257 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,257 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:58:07,258 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 [2020-07-10 14:58:07,258 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,258 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:58:07,261 INFO L280 TraceCheckUtils]: 32: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:58:07,261 INFO L263 TraceCheckUtils]: 33: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:07,262 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,262 INFO L280 TraceCheckUtils]: 35: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:07,262 INFO L280 TraceCheckUtils]: 36: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:07,262 INFO L280 TraceCheckUtils]: 37: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,262 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:58:07,263 INFO L280 TraceCheckUtils]: 39: 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 [2020-07-10 14:58:07,263 INFO L280 TraceCheckUtils]: 40: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,270 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1269#true} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,272 INFO L280 TraceCheckUtils]: 42: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,273 INFO L263 TraceCheckUtils]: 43: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:07,273 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,274 INFO L280 TraceCheckUtils]: 45: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,274 INFO L280 TraceCheckUtils]: 46: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,274 INFO L263 TraceCheckUtils]: 47: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:07,274 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,274 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:07,275 INFO L280 TraceCheckUtils]: 50: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:58:07,275 INFO L263 TraceCheckUtils]: 51: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:58:07,275 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,275 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:58:07,275 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:58:07,276 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,276 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:58:07,276 INFO L280 TraceCheckUtils]: 57: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:58:07,276 INFO L263 TraceCheckUtils]: 58: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:07,276 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:58:07,276 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:58:07,277 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,277 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:58:07,277 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 [2020-07-10 14:58:07,277 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:58:07,278 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1269#true} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,279 INFO L280 TraceCheckUtils]: 66: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,279 INFO L263 TraceCheckUtils]: 67: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:58:07,279 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,280 INFO L280 TraceCheckUtils]: 69: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:07,280 INFO L280 TraceCheckUtils]: 70: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:07,281 INFO L280 TraceCheckUtils]: 71: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:07,282 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1504#(<= |fibo_#in~n| fibo_~n)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:07,283 INFO L280 TraceCheckUtils]: 73: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:07,283 INFO L280 TraceCheckUtils]: 74: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:07,285 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1504#(<= |fibo_#in~n| fibo_~n)} #41#return; {1712#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:07,285 INFO L280 TraceCheckUtils]: 76: Hoare triple {1712#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1712#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:07,286 INFO L280 TraceCheckUtils]: 77: Hoare triple {1712#(<= |fibo_#in~n| 5)} assume true; {1712#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:07,286 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1712#(<= |fibo_#in~n| 5)} {1273#(<= 7 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:58:07,287 INFO L280 TraceCheckUtils]: 79: Hoare triple {1270#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {1270#false} is VALID [2020-07-10 14:58:07,287 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 13 == ~result~0; {1270#false} is VALID [2020-07-10 14:58:07,287 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-10 14:58:07,293 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 89 proven. 32 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2020-07-10 14:58:07,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:58:07,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 13 [2020-07-10 14:58:07,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622139983] [2020-07-10 14:58:07,294 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-10 14:58:07,307 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:58:07,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-10 14:58:07,404 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:07,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-10 14:58:07,404 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:58:07,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-10 14:58:07,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:58:07,405 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 13 states. [2020-07-10 14:58:08,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:08,464 INFO L93 Difference]: Finished difference Result 98 states and 155 transitions. [2020-07-10 14:58:08,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-10 14:58:08,464 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-10 14:58:08,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:58:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:58:08,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 116 transitions. [2020-07-10 14:58:08,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:58:08,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 116 transitions. [2020-07-10 14:58:08,474 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states and 116 transitions. [2020-07-10 14:58:08,622 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:08,628 INFO L225 Difference]: With dead ends: 98 [2020-07-10 14:58:08,628 INFO L226 Difference]: Without dead ends: 66 [2020-07-10 14:58:08,630 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=177, Invalid=473, Unknown=0, NotChecked=0, Total=650 [2020-07-10 14:58:08,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-07-10 14:58:08,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 63. [2020-07-10 14:58:08,666 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:58:08,666 INFO L82 GeneralOperation]: Start isEquivalent. First operand 66 states. Second operand 63 states. [2020-07-10 14:58:08,667 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand 63 states. [2020-07-10 14:58:08,667 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 63 states. [2020-07-10 14:58:08,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:08,672 INFO L93 Difference]: Finished difference Result 66 states and 91 transitions. [2020-07-10 14:58:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2020-07-10 14:58:08,673 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:08,673 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:08,673 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 66 states. [2020-07-10 14:58:08,673 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 66 states. [2020-07-10 14:58:08,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:08,678 INFO L93 Difference]: Finished difference Result 66 states and 91 transitions. [2020-07-10 14:58:08,678 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2020-07-10 14:58:08,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:08,679 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:08,679 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:58:08,680 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:58:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-10 14:58:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 87 transitions. [2020-07-10 14:58:08,684 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 87 transitions. Word has length 82 [2020-07-10 14:58:08,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:58:08,684 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 87 transitions. [2020-07-10 14:58:08,684 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-10 14:58:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2020-07-10 14:58:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-07-10 14:58:08,688 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:08,688 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 25, 15, 15, 15, 15, 15, 15, 15, 10, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:08,902 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:08,903 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:08,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:08,904 INFO L82 PathProgramCache]: Analyzing trace with hash 706081956, now seen corresponding path program 4 times [2020-07-10 14:58:08,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:08,905 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649610742] [2020-07-10 14:58:08,906 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,055 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,055 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2099#true} {2099#true} #33#return; {2099#true} is VALID [2020-07-10 14:58:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,390 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,391 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,392 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,392 INFO L280 TraceCheckUtils]: 3: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,393 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,403 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,403 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,403 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,404 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,405 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,406 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,406 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,407 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,407 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,408 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,408 INFO L280 TraceCheckUtils]: 7: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,410 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,410 INFO L280 TraceCheckUtils]: 9: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,410 INFO L263 TraceCheckUtils]: 10: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,411 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,411 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,411 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,412 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,412 INFO L280 TraceCheckUtils]: 15: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,413 INFO L280 TraceCheckUtils]: 16: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,414 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,420 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,421 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,421 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,421 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,422 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,423 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,423 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,424 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,424 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,425 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,425 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,426 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,426 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,427 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,427 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,428 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,428 INFO L280 TraceCheckUtils]: 11: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,429 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,430 INFO L280 TraceCheckUtils]: 13: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,430 INFO L263 TraceCheckUtils]: 14: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,430 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,431 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,431 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,432 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,432 INFO L280 TraceCheckUtils]: 19: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,433 INFO L280 TraceCheckUtils]: 20: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,434 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,434 INFO L280 TraceCheckUtils]: 22: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,435 INFO L263 TraceCheckUtils]: 23: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,435 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,435 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,435 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,435 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,436 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,437 INFO L280 TraceCheckUtils]: 29: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,437 INFO L280 TraceCheckUtils]: 30: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,438 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,452 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,452 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,452 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,452 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,453 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,456 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,456 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,456 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,456 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,457 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,457 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,457 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,457 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,458 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,458 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,458 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,458 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,458 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,459 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,459 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,459 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,459 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,459 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,460 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,460 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,460 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,461 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,462 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,462 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,463 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,463 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,464 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,464 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,465 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,465 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,466 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,466 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,467 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,467 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,467 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,468 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,469 INFO L280 TraceCheckUtils]: 14: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,469 INFO L280 TraceCheckUtils]: 15: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,471 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,471 INFO L280 TraceCheckUtils]: 17: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,471 INFO L263 TraceCheckUtils]: 18: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,472 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,472 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,472 INFO L280 TraceCheckUtils]: 21: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,473 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,473 INFO L280 TraceCheckUtils]: 23: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,474 INFO L280 TraceCheckUtils]: 24: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,475 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,476 INFO L280 TraceCheckUtils]: 26: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,476 INFO L263 TraceCheckUtils]: 27: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,476 INFO L280 TraceCheckUtils]: 28: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,476 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,476 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,477 INFO L280 TraceCheckUtils]: 31: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,478 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,478 INFO L280 TraceCheckUtils]: 33: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,479 INFO L280 TraceCheckUtils]: 34: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,480 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,480 INFO L280 TraceCheckUtils]: 36: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,481 INFO L263 TraceCheckUtils]: 37: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,481 INFO L280 TraceCheckUtils]: 38: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,481 INFO L280 TraceCheckUtils]: 39: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,481 INFO L280 TraceCheckUtils]: 40: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,481 INFO L263 TraceCheckUtils]: 41: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,482 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,482 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,482 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,482 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,482 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,483 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,483 INFO L263 TraceCheckUtils]: 48: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,483 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,483 INFO L280 TraceCheckUtils]: 50: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,483 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,484 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,484 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,484 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,485 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,485 INFO L280 TraceCheckUtils]: 56: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,486 INFO L280 TraceCheckUtils]: 57: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,487 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,531 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,531 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,532 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,532 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,532 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,536 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,536 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,536 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,537 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,537 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,537 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,537 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,538 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,538 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,538 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,538 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,539 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,539 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,539 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,539 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,539 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,540 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,540 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,540 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,540 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,541 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,541 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,546 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,547 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,547 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,547 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,547 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,548 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,548 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,548 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,548 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,548 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,549 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,549 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,549 INFO L263 TraceCheckUtils]: 7: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,549 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,549 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,550 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,550 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,550 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,550 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,550 INFO L263 TraceCheckUtils]: 14: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,551 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,551 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,551 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,551 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,551 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,552 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,552 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,552 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,552 INFO L263 TraceCheckUtils]: 23: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,552 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,553 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,553 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,553 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,553 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,553 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,554 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,554 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:09,556 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,557 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,557 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,558 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,558 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,559 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,559 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,559 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,560 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,560 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,561 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,561 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,562 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,562 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,563 INFO L280 TraceCheckUtils]: 14: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,563 INFO L263 TraceCheckUtils]: 15: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,563 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,564 INFO L280 TraceCheckUtils]: 17: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,564 INFO L280 TraceCheckUtils]: 18: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,565 INFO L280 TraceCheckUtils]: 19: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:09,566 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,566 INFO L280 TraceCheckUtils]: 21: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,567 INFO L263 TraceCheckUtils]: 22: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,567 INFO L280 TraceCheckUtils]: 23: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,567 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,567 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,568 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,569 INFO L280 TraceCheckUtils]: 27: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,569 INFO L280 TraceCheckUtils]: 28: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:09,570 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,571 INFO L280 TraceCheckUtils]: 30: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,571 INFO L263 TraceCheckUtils]: 31: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,571 INFO L280 TraceCheckUtils]: 32: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,572 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,572 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,572 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,573 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,573 INFO L280 TraceCheckUtils]: 37: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,574 INFO L280 TraceCheckUtils]: 38: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:09,575 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,575 INFO L280 TraceCheckUtils]: 40: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,576 INFO L263 TraceCheckUtils]: 41: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,576 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,576 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,576 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,576 INFO L263 TraceCheckUtils]: 45: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,577 INFO L280 TraceCheckUtils]: 46: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,577 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,577 INFO L280 TraceCheckUtils]: 48: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,577 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,577 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,578 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,578 INFO L263 TraceCheckUtils]: 52: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,578 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,578 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,578 INFO L280 TraceCheckUtils]: 55: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,579 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,579 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,579 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,580 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,580 INFO L280 TraceCheckUtils]: 60: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,581 INFO L280 TraceCheckUtils]: 61: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:09,582 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:09,582 INFO L280 TraceCheckUtils]: 63: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:09,583 INFO L263 TraceCheckUtils]: 64: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,583 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,583 INFO L280 TraceCheckUtils]: 66: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,583 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,583 INFO L263 TraceCheckUtils]: 68: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,584 INFO L280 TraceCheckUtils]: 69: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,584 INFO L280 TraceCheckUtils]: 70: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,584 INFO L280 TraceCheckUtils]: 71: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,584 INFO L263 TraceCheckUtils]: 72: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,584 INFO L280 TraceCheckUtils]: 73: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,584 INFO L280 TraceCheckUtils]: 74: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,585 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,585 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,585 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,585 INFO L280 TraceCheckUtils]: 78: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,585 INFO L263 TraceCheckUtils]: 79: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,586 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,586 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,586 INFO L280 TraceCheckUtils]: 82: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,586 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,586 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,587 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,587 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,587 INFO L280 TraceCheckUtils]: 87: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,587 INFO L263 TraceCheckUtils]: 88: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,587 INFO L280 TraceCheckUtils]: 89: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,588 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,588 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,588 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,588 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,588 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,589 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,589 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:09,590 INFO L280 TraceCheckUtils]: 97: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:09,590 INFO L280 TraceCheckUtils]: 98: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:09,591 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2099#true} #39#return; {2413#(<= fibo_~n 6)} is VALID [2020-07-10 14:58:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,764 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,764 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,765 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,766 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,770 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,771 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,772 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,772 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,773 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:09,774 INFO L280 TraceCheckUtils]: 2: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,774 INFO L263 TraceCheckUtils]: 3: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,774 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,775 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,775 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,775 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,776 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,776 INFO L280 TraceCheckUtils]: 9: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,777 INFO L263 TraceCheckUtils]: 10: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,777 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,777 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,777 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,782 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,782 INFO L280 TraceCheckUtils]: 15: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,783 INFO L280 TraceCheckUtils]: 16: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,784 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,788 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,788 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,788 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,788 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,789 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,790 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,791 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,791 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,792 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,792 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:09,794 INFO L280 TraceCheckUtils]: 6: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,794 INFO L263 TraceCheckUtils]: 7: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,794 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,794 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,795 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,795 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,796 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,796 INFO L280 TraceCheckUtils]: 13: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,796 INFO L263 TraceCheckUtils]: 14: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,797 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,797 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,797 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,798 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,798 INFO L280 TraceCheckUtils]: 19: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,799 INFO L280 TraceCheckUtils]: 20: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,800 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,801 INFO L280 TraceCheckUtils]: 22: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,801 INFO L263 TraceCheckUtils]: 23: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,801 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,801 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,801 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,802 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,803 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,803 INFO L280 TraceCheckUtils]: 29: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,804 INFO L280 TraceCheckUtils]: 30: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,805 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,818 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,819 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,819 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,819 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,820 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,824 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,825 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,825 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,825 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,826 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,826 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,826 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,827 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,827 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,827 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,828 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,828 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,828 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,829 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,829 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,830 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,830 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,830 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,831 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,831 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,831 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,833 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,834 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,835 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,836 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,836 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,837 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,838 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,839 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,839 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,840 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,841 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:09,842 INFO L280 TraceCheckUtils]: 10: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,842 INFO L263 TraceCheckUtils]: 11: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,843 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,843 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,843 INFO L280 TraceCheckUtils]: 14: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,843 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,844 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,845 INFO L280 TraceCheckUtils]: 17: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,846 INFO L263 TraceCheckUtils]: 18: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,846 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,846 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,847 INFO L280 TraceCheckUtils]: 21: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,848 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,849 INFO L280 TraceCheckUtils]: 23: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,849 INFO L280 TraceCheckUtils]: 24: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,850 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,851 INFO L280 TraceCheckUtils]: 26: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,851 INFO L263 TraceCheckUtils]: 27: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,851 INFO L280 TraceCheckUtils]: 28: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,851 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,852 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,852 INFO L280 TraceCheckUtils]: 31: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,853 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,853 INFO L280 TraceCheckUtils]: 33: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,854 INFO L280 TraceCheckUtils]: 34: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,855 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,855 INFO L280 TraceCheckUtils]: 36: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,855 INFO L263 TraceCheckUtils]: 37: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,856 INFO L280 TraceCheckUtils]: 38: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,856 INFO L280 TraceCheckUtils]: 39: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,856 INFO L280 TraceCheckUtils]: 40: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,856 INFO L263 TraceCheckUtils]: 41: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,856 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,857 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,857 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,857 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,857 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,858 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,858 INFO L263 TraceCheckUtils]: 48: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,858 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,858 INFO L280 TraceCheckUtils]: 50: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,858 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,859 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,859 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,859 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,860 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,860 INFO L280 TraceCheckUtils]: 56: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,861 INFO L280 TraceCheckUtils]: 57: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,862 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,897 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,897 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,898 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,898 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,898 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,902 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,902 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,903 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,903 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,904 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,904 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,905 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,905 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,905 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,905 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,905 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,906 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,906 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,906 INFO L263 TraceCheckUtils]: 10: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,906 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,906 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,907 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,907 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,907 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,907 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,907 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:09,913 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,913 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,914 INFO L280 TraceCheckUtils]: 3: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,914 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,915 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,915 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,916 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,917 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,917 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,917 INFO L280 TraceCheckUtils]: 5: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,918 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,918 INFO L263 TraceCheckUtils]: 7: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,918 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,919 INFO L280 TraceCheckUtils]: 9: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,919 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,919 INFO L280 TraceCheckUtils]: 11: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,920 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,920 INFO L280 TraceCheckUtils]: 13: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,920 INFO L263 TraceCheckUtils]: 14: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,921 INFO L280 TraceCheckUtils]: 15: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,921 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,921 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,922 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,922 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,922 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,923 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,923 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,923 INFO L263 TraceCheckUtils]: 23: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,924 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,924 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,924 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,924 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,925 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,925 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,925 INFO L280 TraceCheckUtils]: 30: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,928 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,930 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,931 INFO L280 TraceCheckUtils]: 1: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,932 INFO L280 TraceCheckUtils]: 2: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,932 INFO L263 TraceCheckUtils]: 3: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,933 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,933 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,934 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,934 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,935 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,936 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,937 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,937 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,938 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,939 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:09,940 INFO L280 TraceCheckUtils]: 14: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,940 INFO L263 TraceCheckUtils]: 15: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,941 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,941 INFO L280 TraceCheckUtils]: 17: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,941 INFO L280 TraceCheckUtils]: 18: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,941 INFO L280 TraceCheckUtils]: 19: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,942 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,943 INFO L280 TraceCheckUtils]: 21: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,943 INFO L263 TraceCheckUtils]: 22: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,943 INFO L280 TraceCheckUtils]: 23: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,944 INFO L280 TraceCheckUtils]: 24: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,944 INFO L280 TraceCheckUtils]: 25: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,945 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,946 INFO L280 TraceCheckUtils]: 27: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,947 INFO L280 TraceCheckUtils]: 28: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,948 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,949 INFO L280 TraceCheckUtils]: 30: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,949 INFO L263 TraceCheckUtils]: 31: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,949 INFO L280 TraceCheckUtils]: 32: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,949 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,949 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,950 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,950 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,951 INFO L280 TraceCheckUtils]: 37: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,951 INFO L280 TraceCheckUtils]: 38: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,953 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,953 INFO L280 TraceCheckUtils]: 40: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,953 INFO L263 TraceCheckUtils]: 41: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,954 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,954 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,954 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,954 INFO L263 TraceCheckUtils]: 45: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,954 INFO L280 TraceCheckUtils]: 46: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,955 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,955 INFO L280 TraceCheckUtils]: 48: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,955 INFO L280 TraceCheckUtils]: 49: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,955 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,955 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,956 INFO L263 TraceCheckUtils]: 52: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,956 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,956 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,956 INFO L280 TraceCheckUtils]: 55: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,956 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,957 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,957 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,958 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,958 INFO L280 TraceCheckUtils]: 60: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,959 INFO L280 TraceCheckUtils]: 61: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,961 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,962 INFO L280 TraceCheckUtils]: 63: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,962 INFO L263 TraceCheckUtils]: 64: Hoare triple {2793#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,962 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,963 INFO L280 TraceCheckUtils]: 66: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,963 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,963 INFO L263 TraceCheckUtils]: 68: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,964 INFO L280 TraceCheckUtils]: 69: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,964 INFO L280 TraceCheckUtils]: 70: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,964 INFO L280 TraceCheckUtils]: 71: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,965 INFO L263 TraceCheckUtils]: 72: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,965 INFO L280 TraceCheckUtils]: 73: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,965 INFO L280 TraceCheckUtils]: 74: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,966 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,966 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,966 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,967 INFO L280 TraceCheckUtils]: 78: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,967 INFO L263 TraceCheckUtils]: 79: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,967 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,968 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:09,968 INFO L280 TraceCheckUtils]: 82: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,968 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,968 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,969 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,969 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:09,969 INFO L280 TraceCheckUtils]: 87: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:09,970 INFO L263 TraceCheckUtils]: 88: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:09,970 INFO L280 TraceCheckUtils]: 89: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,970 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,971 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:09,971 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,971 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:09,972 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:09,972 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:09,974 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,975 INFO L280 TraceCheckUtils]: 97: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,975 INFO L280 TraceCheckUtils]: 98: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume true; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,977 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {2793#(<= 5 |fibo_#in~n|)} {2413#(<= fibo_~n 6)} #41#return; {2100#false} is VALID [2020-07-10 14:58:09,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:09,990 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:09,991 INFO L280 TraceCheckUtils]: 2: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:09,991 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,994 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,995 INFO L280 TraceCheckUtils]: 5: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,996 INFO L280 TraceCheckUtils]: 6: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,996 INFO L263 TraceCheckUtils]: 7: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,997 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,998 INFO L280 TraceCheckUtils]: 9: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,998 INFO L280 TraceCheckUtils]: 10: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,998 INFO L263 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:09,999 INFO L280 TraceCheckUtils]: 12: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:09,999 INFO L280 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,000 INFO L280 TraceCheckUtils]: 14: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,000 INFO L263 TraceCheckUtils]: 15: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,001 INFO L280 TraceCheckUtils]: 16: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,001 INFO L280 TraceCheckUtils]: 17: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,002 INFO L280 TraceCheckUtils]: 18: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,002 INFO L263 TraceCheckUtils]: 19: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,002 INFO L280 TraceCheckUtils]: 20: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,003 INFO L280 TraceCheckUtils]: 21: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,003 INFO L280 TraceCheckUtils]: 22: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:10,004 INFO L280 TraceCheckUtils]: 23: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:10,005 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,006 INFO L280 TraceCheckUtils]: 25: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,006 INFO L263 TraceCheckUtils]: 26: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,006 INFO L280 TraceCheckUtils]: 27: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,007 INFO L280 TraceCheckUtils]: 28: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,007 INFO L280 TraceCheckUtils]: 29: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,009 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,010 INFO L280 TraceCheckUtils]: 31: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,010 INFO L280 TraceCheckUtils]: 32: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,012 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,013 INFO L280 TraceCheckUtils]: 34: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,013 INFO L263 TraceCheckUtils]: 35: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,013 INFO L280 TraceCheckUtils]: 36: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,014 INFO L280 TraceCheckUtils]: 37: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,014 INFO L280 TraceCheckUtils]: 38: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,014 INFO L280 TraceCheckUtils]: 39: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,015 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,016 INFO L280 TraceCheckUtils]: 41: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,017 INFO L280 TraceCheckUtils]: 42: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,018 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,019 INFO L280 TraceCheckUtils]: 44: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,019 INFO L263 TraceCheckUtils]: 45: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,020 INFO L280 TraceCheckUtils]: 46: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,020 INFO L280 TraceCheckUtils]: 47: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,020 INFO L280 TraceCheckUtils]: 48: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,021 INFO L263 TraceCheckUtils]: 49: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,021 INFO L280 TraceCheckUtils]: 50: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,021 INFO L280 TraceCheckUtils]: 51: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,021 INFO L280 TraceCheckUtils]: 52: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,022 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,022 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,022 INFO L280 TraceCheckUtils]: 55: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,023 INFO L263 TraceCheckUtils]: 56: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,023 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,023 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,024 INFO L280 TraceCheckUtils]: 59: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,024 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,024 INFO L280 TraceCheckUtils]: 61: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,025 INFO L280 TraceCheckUtils]: 62: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,026 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,027 INFO L280 TraceCheckUtils]: 64: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,027 INFO L280 TraceCheckUtils]: 65: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,029 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,031 INFO L280 TraceCheckUtils]: 67: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,031 INFO L263 TraceCheckUtils]: 68: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,031 INFO L280 TraceCheckUtils]: 69: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,031 INFO L280 TraceCheckUtils]: 70: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,032 INFO L280 TraceCheckUtils]: 71: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,032 INFO L263 TraceCheckUtils]: 72: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,032 INFO L280 TraceCheckUtils]: 73: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,033 INFO L280 TraceCheckUtils]: 74: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,033 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,033 INFO L263 TraceCheckUtils]: 76: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,034 INFO L280 TraceCheckUtils]: 77: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,034 INFO L280 TraceCheckUtils]: 78: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,034 INFO L280 TraceCheckUtils]: 79: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,035 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,035 INFO L275 TraceCheckUtils]: 81: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,035 INFO L280 TraceCheckUtils]: 82: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,035 INFO L263 TraceCheckUtils]: 83: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,036 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,036 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,036 INFO L280 TraceCheckUtils]: 86: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,037 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,037 INFO L280 TraceCheckUtils]: 88: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,037 INFO L280 TraceCheckUtils]: 89: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,038 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,038 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,038 INFO L263 TraceCheckUtils]: 92: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,038 INFO L280 TraceCheckUtils]: 93: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,039 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,039 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,039 INFO L280 TraceCheckUtils]: 96: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,039 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,039 INFO L280 TraceCheckUtils]: 98: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,040 INFO L280 TraceCheckUtils]: 99: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,041 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,042 INFO L280 TraceCheckUtils]: 101: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,043 INFO L280 TraceCheckUtils]: 102: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,045 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2099#true} #39#return; {2413#(<= fibo_~n 6)} is VALID [2020-07-10 14:58:10,045 INFO L280 TraceCheckUtils]: 104: Hoare triple {2413#(<= fibo_~n 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2413#(<= fibo_~n 6)} is VALID [2020-07-10 14:58:10,045 INFO L263 TraceCheckUtils]: 105: Hoare triple {2413#(<= fibo_~n 6)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,046 INFO L280 TraceCheckUtils]: 106: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,046 INFO L280 TraceCheckUtils]: 107: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,047 INFO L280 TraceCheckUtils]: 108: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,047 INFO L263 TraceCheckUtils]: 109: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,047 INFO L280 TraceCheckUtils]: 110: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,048 INFO L280 TraceCheckUtils]: 111: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,048 INFO L280 TraceCheckUtils]: 112: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,049 INFO L263 TraceCheckUtils]: 113: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,049 INFO L280 TraceCheckUtils]: 114: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,049 INFO L280 TraceCheckUtils]: 115: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,050 INFO L280 TraceCheckUtils]: 116: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,050 INFO L263 TraceCheckUtils]: 117: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,051 INFO L280 TraceCheckUtils]: 118: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,052 INFO L280 TraceCheckUtils]: 119: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:10,053 INFO L280 TraceCheckUtils]: 120: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,053 INFO L263 TraceCheckUtils]: 121: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,053 INFO L280 TraceCheckUtils]: 122: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,054 INFO L280 TraceCheckUtils]: 123: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,054 INFO L280 TraceCheckUtils]: 124: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,054 INFO L280 TraceCheckUtils]: 125: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,056 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,056 INFO L280 TraceCheckUtils]: 127: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,057 INFO L263 TraceCheckUtils]: 128: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,057 INFO L280 TraceCheckUtils]: 129: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,057 INFO L280 TraceCheckUtils]: 130: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,058 INFO L280 TraceCheckUtils]: 131: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,059 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,060 INFO L280 TraceCheckUtils]: 133: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,060 INFO L280 TraceCheckUtils]: 134: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,062 INFO L275 TraceCheckUtils]: 135: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,063 INFO L280 TraceCheckUtils]: 136: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,063 INFO L263 TraceCheckUtils]: 137: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,063 INFO L280 TraceCheckUtils]: 138: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,063 INFO L280 TraceCheckUtils]: 139: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,064 INFO L280 TraceCheckUtils]: 140: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,064 INFO L280 TraceCheckUtils]: 141: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,065 INFO L275 TraceCheckUtils]: 142: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,066 INFO L280 TraceCheckUtils]: 143: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,067 INFO L280 TraceCheckUtils]: 144: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,068 INFO L275 TraceCheckUtils]: 145: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,069 INFO L280 TraceCheckUtils]: 146: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,069 INFO L263 TraceCheckUtils]: 147: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,070 INFO L280 TraceCheckUtils]: 148: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,070 INFO L280 TraceCheckUtils]: 149: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,070 INFO L280 TraceCheckUtils]: 150: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,071 INFO L263 TraceCheckUtils]: 151: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,071 INFO L280 TraceCheckUtils]: 152: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,071 INFO L280 TraceCheckUtils]: 153: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,071 INFO L280 TraceCheckUtils]: 154: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,072 INFO L280 TraceCheckUtils]: 155: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,072 INFO L275 TraceCheckUtils]: 156: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,072 INFO L280 TraceCheckUtils]: 157: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,073 INFO L263 TraceCheckUtils]: 158: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,073 INFO L280 TraceCheckUtils]: 159: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,073 INFO L280 TraceCheckUtils]: 160: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,074 INFO L280 TraceCheckUtils]: 161: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,074 INFO L275 TraceCheckUtils]: 162: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,075 INFO L280 TraceCheckUtils]: 163: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,075 INFO L280 TraceCheckUtils]: 164: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,077 INFO L275 TraceCheckUtils]: 165: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,078 INFO L280 TraceCheckUtils]: 166: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,079 INFO L280 TraceCheckUtils]: 167: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,081 INFO L275 TraceCheckUtils]: 168: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,082 INFO L280 TraceCheckUtils]: 169: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,082 INFO L263 TraceCheckUtils]: 170: Hoare triple {2793#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,082 INFO L280 TraceCheckUtils]: 171: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,083 INFO L280 TraceCheckUtils]: 172: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,083 INFO L280 TraceCheckUtils]: 173: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,083 INFO L263 TraceCheckUtils]: 174: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,084 INFO L280 TraceCheckUtils]: 175: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,084 INFO L280 TraceCheckUtils]: 176: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,085 INFO L280 TraceCheckUtils]: 177: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,085 INFO L263 TraceCheckUtils]: 178: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,085 INFO L280 TraceCheckUtils]: 179: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,085 INFO L280 TraceCheckUtils]: 180: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,086 INFO L280 TraceCheckUtils]: 181: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,086 INFO L280 TraceCheckUtils]: 182: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,086 INFO L275 TraceCheckUtils]: 183: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,086 INFO L280 TraceCheckUtils]: 184: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,087 INFO L263 TraceCheckUtils]: 185: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,087 INFO L280 TraceCheckUtils]: 186: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,088 INFO L280 TraceCheckUtils]: 187: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,088 INFO L280 TraceCheckUtils]: 188: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,088 INFO L275 TraceCheckUtils]: 189: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,089 INFO L280 TraceCheckUtils]: 190: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,089 INFO L280 TraceCheckUtils]: 191: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,090 INFO L275 TraceCheckUtils]: 192: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,090 INFO L280 TraceCheckUtils]: 193: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,090 INFO L263 TraceCheckUtils]: 194: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,091 INFO L280 TraceCheckUtils]: 195: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,091 INFO L280 TraceCheckUtils]: 196: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,091 INFO L280 TraceCheckUtils]: 197: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,091 INFO L280 TraceCheckUtils]: 198: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,092 INFO L275 TraceCheckUtils]: 199: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,092 INFO L280 TraceCheckUtils]: 200: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,092 INFO L280 TraceCheckUtils]: 201: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,094 INFO L275 TraceCheckUtils]: 202: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,095 INFO L280 TraceCheckUtils]: 203: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,095 INFO L280 TraceCheckUtils]: 204: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume true; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,096 INFO L275 TraceCheckUtils]: 205: Hoare quadruple {2793#(<= 5 |fibo_#in~n|)} {2413#(<= fibo_~n 6)} #41#return; {2100#false} is VALID [2020-07-10 14:58:10,097 INFO L280 TraceCheckUtils]: 206: Hoare triple {2100#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2100#false} is VALID [2020-07-10 14:58:10,097 INFO L280 TraceCheckUtils]: 207: Hoare triple {2100#false} assume true; {2100#false} is VALID [2020-07-10 14:58:10,098 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {2100#false} {2103#(<= 7 main_~x~0)} #37#return; {2100#false} is VALID [2020-07-10 14:58:10,155 INFO L263 TraceCheckUtils]: 0: Hoare triple {2099#true} call ULTIMATE.init(); {2099#true} is VALID [2020-07-10 14:58:10,155 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,155 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2099#true} {2099#true} #33#return; {2099#true} is VALID [2020-07-10 14:58:10,155 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret3 := main(); {2099#true} is VALID [2020-07-10 14:58:10,156 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~x~0 := 7; {2103#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:10,156 INFO L263 TraceCheckUtils]: 5: Hoare triple {2103#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {2099#true} is VALID [2020-07-10 14:58:10,157 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,157 INFO L280 TraceCheckUtils]: 7: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,157 INFO L280 TraceCheckUtils]: 8: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,157 INFO L263 TraceCheckUtils]: 9: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,160 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,161 INFO L280 TraceCheckUtils]: 11: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,164 INFO L280 TraceCheckUtils]: 12: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,165 INFO L263 TraceCheckUtils]: 13: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,165 INFO L280 TraceCheckUtils]: 14: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,166 INFO L280 TraceCheckUtils]: 15: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,166 INFO L280 TraceCheckUtils]: 16: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,166 INFO L263 TraceCheckUtils]: 17: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,167 INFO L280 TraceCheckUtils]: 18: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,170 INFO L280 TraceCheckUtils]: 19: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,172 INFO L280 TraceCheckUtils]: 20: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,172 INFO L263 TraceCheckUtils]: 21: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,173 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,174 INFO L280 TraceCheckUtils]: 23: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,174 INFO L280 TraceCheckUtils]: 24: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,174 INFO L263 TraceCheckUtils]: 25: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,175 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,175 INFO L280 TraceCheckUtils]: 27: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,176 INFO L280 TraceCheckUtils]: 28: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:10,176 INFO L280 TraceCheckUtils]: 29: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:10,177 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,178 INFO L280 TraceCheckUtils]: 31: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,178 INFO L263 TraceCheckUtils]: 32: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,178 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,179 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,179 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,180 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,180 INFO L280 TraceCheckUtils]: 37: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,181 INFO L280 TraceCheckUtils]: 38: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,182 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,183 INFO L280 TraceCheckUtils]: 40: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,183 INFO L263 TraceCheckUtils]: 41: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,184 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,184 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,184 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,184 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,185 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,186 INFO L280 TraceCheckUtils]: 47: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,186 INFO L280 TraceCheckUtils]: 48: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,187 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,188 INFO L280 TraceCheckUtils]: 50: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,188 INFO L263 TraceCheckUtils]: 51: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,188 INFO L280 TraceCheckUtils]: 52: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,188 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,189 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,189 INFO L263 TraceCheckUtils]: 55: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,189 INFO L280 TraceCheckUtils]: 56: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,189 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,189 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,190 INFO L280 TraceCheckUtils]: 59: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,190 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,190 INFO L280 TraceCheckUtils]: 61: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,190 INFO L263 TraceCheckUtils]: 62: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,190 INFO L280 TraceCheckUtils]: 63: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,190 INFO L280 TraceCheckUtils]: 64: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,191 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,191 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,191 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,191 INFO L280 TraceCheckUtils]: 68: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,192 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,193 INFO L280 TraceCheckUtils]: 70: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,193 INFO L280 TraceCheckUtils]: 71: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,194 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,195 INFO L280 TraceCheckUtils]: 73: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,195 INFO L263 TraceCheckUtils]: 74: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,195 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,195 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,196 INFO L280 TraceCheckUtils]: 77: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,196 INFO L263 TraceCheckUtils]: 78: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,196 INFO L280 TraceCheckUtils]: 79: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,196 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,196 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,197 INFO L263 TraceCheckUtils]: 82: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,197 INFO L280 TraceCheckUtils]: 83: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,197 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,197 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,197 INFO L280 TraceCheckUtils]: 86: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,197 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,198 INFO L280 TraceCheckUtils]: 88: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,198 INFO L263 TraceCheckUtils]: 89: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,198 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,198 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,198 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,199 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,199 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,199 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,199 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,199 INFO L280 TraceCheckUtils]: 97: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,200 INFO L263 TraceCheckUtils]: 98: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,200 INFO L280 TraceCheckUtils]: 99: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,200 INFO L280 TraceCheckUtils]: 100: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,200 INFO L280 TraceCheckUtils]: 101: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,200 INFO L280 TraceCheckUtils]: 102: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,201 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,201 INFO L280 TraceCheckUtils]: 104: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,201 INFO L280 TraceCheckUtils]: 105: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,202 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,203 INFO L280 TraceCheckUtils]: 107: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,203 INFO L280 TraceCheckUtils]: 108: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,205 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2099#true} #39#return; {2413#(<= fibo_~n 6)} is VALID [2020-07-10 14:58:10,205 INFO L280 TraceCheckUtils]: 110: Hoare triple {2413#(<= fibo_~n 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2413#(<= fibo_~n 6)} is VALID [2020-07-10 14:58:10,205 INFO L263 TraceCheckUtils]: 111: Hoare triple {2413#(<= fibo_~n 6)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,206 INFO L280 TraceCheckUtils]: 112: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,207 INFO L280 TraceCheckUtils]: 113: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,207 INFO L280 TraceCheckUtils]: 114: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,207 INFO L263 TraceCheckUtils]: 115: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,208 INFO L280 TraceCheckUtils]: 116: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,208 INFO L280 TraceCheckUtils]: 117: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,209 INFO L280 TraceCheckUtils]: 118: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,209 INFO L263 TraceCheckUtils]: 119: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,210 INFO L280 TraceCheckUtils]: 120: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,210 INFO L280 TraceCheckUtils]: 121: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,211 INFO L280 TraceCheckUtils]: 122: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,211 INFO L263 TraceCheckUtils]: 123: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,211 INFO L280 TraceCheckUtils]: 124: Hoare triple {2099#true} ~n := #in~n; {2514#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,212 INFO L280 TraceCheckUtils]: 125: Hoare triple {2514#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} is VALID [2020-07-10 14:58:10,213 INFO L280 TraceCheckUtils]: 126: Hoare triple {2901#(and (< 0 fibo_~n) (= fibo_~n |fibo_#in~n|))} assume !(1 == ~n); {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,213 INFO L263 TraceCheckUtils]: 127: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,213 INFO L280 TraceCheckUtils]: 128: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,214 INFO L280 TraceCheckUtils]: 129: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,214 INFO L280 TraceCheckUtils]: 130: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,214 INFO L280 TraceCheckUtils]: 131: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,215 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #39#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,215 INFO L280 TraceCheckUtils]: 133: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,216 INFO L263 TraceCheckUtils]: 134: Hoare triple {2902#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,216 INFO L280 TraceCheckUtils]: 135: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,216 INFO L280 TraceCheckUtils]: 136: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,216 INFO L280 TraceCheckUtils]: 137: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,217 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {2099#true} {2902#(<= 2 |fibo_#in~n|)} #41#return; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,217 INFO L280 TraceCheckUtils]: 139: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,218 INFO L280 TraceCheckUtils]: 140: Hoare triple {2902#(<= 2 |fibo_#in~n|)} assume true; {2902#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,219 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {2902#(<= 2 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,220 INFO L280 TraceCheckUtils]: 142: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,220 INFO L263 TraceCheckUtils]: 143: Hoare triple {2895#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,220 INFO L280 TraceCheckUtils]: 144: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,220 INFO L280 TraceCheckUtils]: 145: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,220 INFO L280 TraceCheckUtils]: 146: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,220 INFO L280 TraceCheckUtils]: 147: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,221 INFO L275 TraceCheckUtils]: 148: Hoare quadruple {2099#true} {2895#(<= 3 |fibo_#in~n|)} #41#return; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,222 INFO L280 TraceCheckUtils]: 149: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,222 INFO L280 TraceCheckUtils]: 150: Hoare triple {2895#(<= 3 |fibo_#in~n|)} assume true; {2895#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,223 INFO L275 TraceCheckUtils]: 151: Hoare quadruple {2895#(<= 3 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,224 INFO L280 TraceCheckUtils]: 152: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,224 INFO L263 TraceCheckUtils]: 153: Hoare triple {2858#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,224 INFO L280 TraceCheckUtils]: 154: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,225 INFO L280 TraceCheckUtils]: 155: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,225 INFO L280 TraceCheckUtils]: 156: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,225 INFO L263 TraceCheckUtils]: 157: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,225 INFO L280 TraceCheckUtils]: 158: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,225 INFO L280 TraceCheckUtils]: 159: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,225 INFO L280 TraceCheckUtils]: 160: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,226 INFO L280 TraceCheckUtils]: 161: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,226 INFO L275 TraceCheckUtils]: 162: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,226 INFO L280 TraceCheckUtils]: 163: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,226 INFO L263 TraceCheckUtils]: 164: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,226 INFO L280 TraceCheckUtils]: 165: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,226 INFO L280 TraceCheckUtils]: 166: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,227 INFO L280 TraceCheckUtils]: 167: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,227 INFO L275 TraceCheckUtils]: 168: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,227 INFO L280 TraceCheckUtils]: 169: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,227 INFO L280 TraceCheckUtils]: 170: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,228 INFO L275 TraceCheckUtils]: 171: Hoare quadruple {2099#true} {2858#(<= 4 |fibo_#in~n|)} #41#return; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,228 INFO L280 TraceCheckUtils]: 172: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,229 INFO L280 TraceCheckUtils]: 173: Hoare triple {2858#(<= 4 |fibo_#in~n|)} assume true; {2858#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,230 INFO L275 TraceCheckUtils]: 174: Hoare quadruple {2858#(<= 4 |fibo_#in~n|)} {2514#(= fibo_~n |fibo_#in~n|)} #39#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,230 INFO L280 TraceCheckUtils]: 175: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,231 INFO L263 TraceCheckUtils]: 176: Hoare triple {2793#(<= 5 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,231 INFO L280 TraceCheckUtils]: 177: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,231 INFO L280 TraceCheckUtils]: 178: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,231 INFO L280 TraceCheckUtils]: 179: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,231 INFO L263 TraceCheckUtils]: 180: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,231 INFO L280 TraceCheckUtils]: 181: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,232 INFO L280 TraceCheckUtils]: 182: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,232 INFO L280 TraceCheckUtils]: 183: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,232 INFO L263 TraceCheckUtils]: 184: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,232 INFO L280 TraceCheckUtils]: 185: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,232 INFO L280 TraceCheckUtils]: 186: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,232 INFO L280 TraceCheckUtils]: 187: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,233 INFO L280 TraceCheckUtils]: 188: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,233 INFO L275 TraceCheckUtils]: 189: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,233 INFO L280 TraceCheckUtils]: 190: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,233 INFO L263 TraceCheckUtils]: 191: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,233 INFO L280 TraceCheckUtils]: 192: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,234 INFO L280 TraceCheckUtils]: 193: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,234 INFO L280 TraceCheckUtils]: 194: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,234 INFO L275 TraceCheckUtils]: 195: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,234 INFO L280 TraceCheckUtils]: 196: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,234 INFO L280 TraceCheckUtils]: 197: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,234 INFO L275 TraceCheckUtils]: 198: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,235 INFO L280 TraceCheckUtils]: 199: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,235 INFO L263 TraceCheckUtils]: 200: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,235 INFO L280 TraceCheckUtils]: 201: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,235 INFO L280 TraceCheckUtils]: 202: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,235 INFO L280 TraceCheckUtils]: 203: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,235 INFO L280 TraceCheckUtils]: 204: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,236 INFO L275 TraceCheckUtils]: 205: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,236 INFO L280 TraceCheckUtils]: 206: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,236 INFO L280 TraceCheckUtils]: 207: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,237 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {2099#true} {2793#(<= 5 |fibo_#in~n|)} #41#return; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,237 INFO L280 TraceCheckUtils]: 209: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,238 INFO L280 TraceCheckUtils]: 210: Hoare triple {2793#(<= 5 |fibo_#in~n|)} assume true; {2793#(<= 5 |fibo_#in~n|)} is VALID [2020-07-10 14:58:10,239 INFO L275 TraceCheckUtils]: 211: Hoare quadruple {2793#(<= 5 |fibo_#in~n|)} {2413#(<= fibo_~n 6)} #41#return; {2100#false} is VALID [2020-07-10 14:58:10,239 INFO L280 TraceCheckUtils]: 212: Hoare triple {2100#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2100#false} is VALID [2020-07-10 14:58:10,239 INFO L280 TraceCheckUtils]: 213: Hoare triple {2100#false} assume true; {2100#false} is VALID [2020-07-10 14:58:10,239 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {2100#false} {2103#(<= 7 main_~x~0)} #37#return; {2100#false} is VALID [2020-07-10 14:58:10,239 INFO L280 TraceCheckUtils]: 215: Hoare triple {2100#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2100#false} is VALID [2020-07-10 14:58:10,240 INFO L280 TraceCheckUtils]: 216: Hoare triple {2100#false} assume 13 == ~result~0; {2100#false} is VALID [2020-07-10 14:58:10,240 INFO L280 TraceCheckUtils]: 217: Hoare triple {2100#false} assume !false; {2100#false} is VALID [2020-07-10 14:58:10,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 432 proven. 761 refuted. 0 times theorem prover too weak. 1387 trivial. 0 not checked. [2020-07-10 14:58:10,273 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649610742] [2020-07-10 14:58:10,273 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849907816] [2020-07-10 14:58:10,274 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:58:10,360 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-10 14:58:10,360 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:58:10,362 INFO L264 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-10 14:58:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:58:10,425 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:58:10,770 INFO L263 TraceCheckUtils]: 0: Hoare triple {2099#true} call ULTIMATE.init(); {2099#true} is VALID [2020-07-10 14:58:10,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,771 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2099#true} {2099#true} #33#return; {2099#true} is VALID [2020-07-10 14:58:10,771 INFO L263 TraceCheckUtils]: 3: Hoare triple {2099#true} call #t~ret3 := main(); {2099#true} is VALID [2020-07-10 14:58:10,772 INFO L280 TraceCheckUtils]: 4: Hoare triple {2099#true} ~x~0 := 7; {2103#(<= 7 main_~x~0)} is VALID [2020-07-10 14:58:10,772 INFO L263 TraceCheckUtils]: 5: Hoare triple {2103#(<= 7 main_~x~0)} call #t~ret2 := fibo(~x~0); {2099#true} is VALID [2020-07-10 14:58:10,773 INFO L280 TraceCheckUtils]: 6: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,774 INFO L280 TraceCheckUtils]: 7: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,774 INFO L280 TraceCheckUtils]: 8: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,774 INFO L263 TraceCheckUtils]: 9: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,775 INFO L280 TraceCheckUtils]: 10: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,776 INFO L280 TraceCheckUtils]: 11: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,776 INFO L280 TraceCheckUtils]: 12: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,777 INFO L263 TraceCheckUtils]: 13: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,777 INFO L280 TraceCheckUtils]: 14: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,778 INFO L280 TraceCheckUtils]: 15: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,779 INFO L280 TraceCheckUtils]: 16: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,779 INFO L263 TraceCheckUtils]: 17: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,779 INFO L280 TraceCheckUtils]: 18: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,780 INFO L280 TraceCheckUtils]: 19: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,780 INFO L280 TraceCheckUtils]: 20: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,781 INFO L263 TraceCheckUtils]: 21: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,781 INFO L280 TraceCheckUtils]: 22: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,782 INFO L280 TraceCheckUtils]: 23: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,782 INFO L280 TraceCheckUtils]: 24: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,782 INFO L263 TraceCheckUtils]: 25: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,783 INFO L280 TraceCheckUtils]: 26: Hoare triple {2099#true} ~n := #in~n; {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,783 INFO L280 TraceCheckUtils]: 27: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {2974#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:58:10,784 INFO L280 TraceCheckUtils]: 28: Hoare triple {2974#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:10,785 INFO L280 TraceCheckUtils]: 29: Hoare triple {2692#(<= |fibo_#in~n| 1)} assume true; {2692#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:58:10,786 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2692#(<= |fibo_#in~n| 1)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,787 INFO L280 TraceCheckUtils]: 31: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,787 INFO L263 TraceCheckUtils]: 32: Hoare triple {2687#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,788 INFO L280 TraceCheckUtils]: 33: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,788 INFO L280 TraceCheckUtils]: 34: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,788 INFO L280 TraceCheckUtils]: 35: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,789 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2099#true} {2687#(<= |fibo_#in~n| 2)} #41#return; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,790 INFO L280 TraceCheckUtils]: 37: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,791 INFO L280 TraceCheckUtils]: 38: Hoare triple {2687#(<= |fibo_#in~n| 2)} assume true; {2687#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:58:10,792 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2687#(<= |fibo_#in~n| 2)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,793 INFO L280 TraceCheckUtils]: 40: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,793 INFO L263 TraceCheckUtils]: 41: Hoare triple {2676#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,794 INFO L280 TraceCheckUtils]: 42: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,794 INFO L280 TraceCheckUtils]: 43: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,794 INFO L280 TraceCheckUtils]: 44: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,795 INFO L280 TraceCheckUtils]: 45: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,796 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2099#true} {2676#(<= |fibo_#in~n| 3)} #41#return; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,796 INFO L280 TraceCheckUtils]: 47: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,797 INFO L280 TraceCheckUtils]: 48: Hoare triple {2676#(<= |fibo_#in~n| 3)} assume true; {2676#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:58:10,798 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2676#(<= |fibo_#in~n| 3)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,799 INFO L280 TraceCheckUtils]: 50: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,799 INFO L263 TraceCheckUtils]: 51: Hoare triple {2639#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,799 INFO L280 TraceCheckUtils]: 52: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,800 INFO L280 TraceCheckUtils]: 53: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,800 INFO L280 TraceCheckUtils]: 54: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,800 INFO L263 TraceCheckUtils]: 55: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,800 INFO L280 TraceCheckUtils]: 56: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,800 INFO L280 TraceCheckUtils]: 57: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,801 INFO L280 TraceCheckUtils]: 58: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,801 INFO L280 TraceCheckUtils]: 59: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,801 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,801 INFO L280 TraceCheckUtils]: 61: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,801 INFO L263 TraceCheckUtils]: 62: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,802 INFO L280 TraceCheckUtils]: 63: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,802 INFO L280 TraceCheckUtils]: 64: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,802 INFO L280 TraceCheckUtils]: 65: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,802 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,802 INFO L280 TraceCheckUtils]: 67: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,802 INFO L280 TraceCheckUtils]: 68: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,803 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {2099#true} {2639#(<= |fibo_#in~n| 4)} #41#return; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,804 INFO L280 TraceCheckUtils]: 70: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,804 INFO L280 TraceCheckUtils]: 71: Hoare triple {2639#(<= |fibo_#in~n| 4)} assume true; {2639#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:58:10,805 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {2639#(<= |fibo_#in~n| 4)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,806 INFO L280 TraceCheckUtils]: 73: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,806 INFO L263 TraceCheckUtils]: 74: Hoare triple {2574#(<= |fibo_#in~n| 5)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,806 INFO L280 TraceCheckUtils]: 75: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,806 INFO L280 TraceCheckUtils]: 76: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,807 INFO L280 TraceCheckUtils]: 77: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,807 INFO L263 TraceCheckUtils]: 78: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,807 INFO L280 TraceCheckUtils]: 79: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,807 INFO L280 TraceCheckUtils]: 80: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,807 INFO L280 TraceCheckUtils]: 81: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,808 INFO L263 TraceCheckUtils]: 82: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,808 INFO L280 TraceCheckUtils]: 83: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,808 INFO L280 TraceCheckUtils]: 84: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,808 INFO L280 TraceCheckUtils]: 85: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,808 INFO L280 TraceCheckUtils]: 86: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,808 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,809 INFO L280 TraceCheckUtils]: 88: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,809 INFO L263 TraceCheckUtils]: 89: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,809 INFO L280 TraceCheckUtils]: 90: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,809 INFO L280 TraceCheckUtils]: 91: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,809 INFO L280 TraceCheckUtils]: 92: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,810 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,810 INFO L280 TraceCheckUtils]: 94: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,810 INFO L280 TraceCheckUtils]: 95: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,810 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,810 INFO L280 TraceCheckUtils]: 97: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,810 INFO L263 TraceCheckUtils]: 98: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,811 INFO L280 TraceCheckUtils]: 99: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,811 INFO L280 TraceCheckUtils]: 100: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,811 INFO L280 TraceCheckUtils]: 101: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,811 INFO L280 TraceCheckUtils]: 102: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,811 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,812 INFO L280 TraceCheckUtils]: 104: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,812 INFO L280 TraceCheckUtils]: 105: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,813 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {2099#true} {2574#(<= |fibo_#in~n| 5)} #41#return; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,813 INFO L280 TraceCheckUtils]: 107: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,814 INFO L280 TraceCheckUtils]: 108: Hoare triple {2574#(<= |fibo_#in~n| 5)} assume true; {2574#(<= |fibo_#in~n| 5)} is VALID [2020-07-10 14:58:10,815 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {2574#(<= |fibo_#in~n| 5)} {2974#(<= |fibo_#in~n| fibo_~n)} #39#return; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-10 14:58:10,815 INFO L280 TraceCheckUtils]: 110: Hoare triple {3284#(<= |fibo_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-10 14:58:10,815 INFO L263 TraceCheckUtils]: 111: Hoare triple {3284#(<= |fibo_#in~n| 6)} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,816 INFO L280 TraceCheckUtils]: 112: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,816 INFO L280 TraceCheckUtils]: 113: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,816 INFO L280 TraceCheckUtils]: 114: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,816 INFO L263 TraceCheckUtils]: 115: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,816 INFO L280 TraceCheckUtils]: 116: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,817 INFO L280 TraceCheckUtils]: 117: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,817 INFO L280 TraceCheckUtils]: 118: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,817 INFO L263 TraceCheckUtils]: 119: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,817 INFO L280 TraceCheckUtils]: 120: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,817 INFO L280 TraceCheckUtils]: 121: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,817 INFO L280 TraceCheckUtils]: 122: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,818 INFO L263 TraceCheckUtils]: 123: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,818 INFO L280 TraceCheckUtils]: 124: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,818 INFO L280 TraceCheckUtils]: 125: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,818 INFO L280 TraceCheckUtils]: 126: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,818 INFO L263 TraceCheckUtils]: 127: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,819 INFO L280 TraceCheckUtils]: 128: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,819 INFO L280 TraceCheckUtils]: 129: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,819 INFO L280 TraceCheckUtils]: 130: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,819 INFO L280 TraceCheckUtils]: 131: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,819 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,819 INFO L280 TraceCheckUtils]: 133: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,820 INFO L263 TraceCheckUtils]: 134: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,820 INFO L280 TraceCheckUtils]: 135: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,820 INFO L280 TraceCheckUtils]: 136: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,821 INFO L280 TraceCheckUtils]: 137: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,821 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,822 INFO L280 TraceCheckUtils]: 139: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,822 INFO L280 TraceCheckUtils]: 140: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,822 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,822 INFO L280 TraceCheckUtils]: 142: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,822 INFO L263 TraceCheckUtils]: 143: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,823 INFO L280 TraceCheckUtils]: 144: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,823 INFO L280 TraceCheckUtils]: 145: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,823 INFO L280 TraceCheckUtils]: 146: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,823 INFO L280 TraceCheckUtils]: 147: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,823 INFO L275 TraceCheckUtils]: 148: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,823 INFO L280 TraceCheckUtils]: 149: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,824 INFO L280 TraceCheckUtils]: 150: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,824 INFO L275 TraceCheckUtils]: 151: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,824 INFO L280 TraceCheckUtils]: 152: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,824 INFO L263 TraceCheckUtils]: 153: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,824 INFO L280 TraceCheckUtils]: 154: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,825 INFO L280 TraceCheckUtils]: 155: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,825 INFO L280 TraceCheckUtils]: 156: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,825 INFO L263 TraceCheckUtils]: 157: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,825 INFO L280 TraceCheckUtils]: 158: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,825 INFO L280 TraceCheckUtils]: 159: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,825 INFO L280 TraceCheckUtils]: 160: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,826 INFO L280 TraceCheckUtils]: 161: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,826 INFO L275 TraceCheckUtils]: 162: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,826 INFO L280 TraceCheckUtils]: 163: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,826 INFO L263 TraceCheckUtils]: 164: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,826 INFO L280 TraceCheckUtils]: 165: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,827 INFO L280 TraceCheckUtils]: 166: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,827 INFO L280 TraceCheckUtils]: 167: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,827 INFO L275 TraceCheckUtils]: 168: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,827 INFO L280 TraceCheckUtils]: 169: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,827 INFO L280 TraceCheckUtils]: 170: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,827 INFO L275 TraceCheckUtils]: 171: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,828 INFO L280 TraceCheckUtils]: 172: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,828 INFO L280 TraceCheckUtils]: 173: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,828 INFO L275 TraceCheckUtils]: 174: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,828 INFO L280 TraceCheckUtils]: 175: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,828 INFO L263 TraceCheckUtils]: 176: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,828 INFO L280 TraceCheckUtils]: 177: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,829 INFO L280 TraceCheckUtils]: 178: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,829 INFO L280 TraceCheckUtils]: 179: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,829 INFO L263 TraceCheckUtils]: 180: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,829 INFO L280 TraceCheckUtils]: 181: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,829 INFO L280 TraceCheckUtils]: 182: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,829 INFO L280 TraceCheckUtils]: 183: Hoare triple {2099#true} assume !(1 == ~n); {2099#true} is VALID [2020-07-10 14:58:10,830 INFO L263 TraceCheckUtils]: 184: Hoare triple {2099#true} call #t~ret0 := fibo(~n - 1); {2099#true} is VALID [2020-07-10 14:58:10,830 INFO L280 TraceCheckUtils]: 185: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,830 INFO L280 TraceCheckUtils]: 186: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,830 INFO L280 TraceCheckUtils]: 187: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,830 INFO L280 TraceCheckUtils]: 188: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,831 INFO L275 TraceCheckUtils]: 189: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,831 INFO L280 TraceCheckUtils]: 190: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,831 INFO L263 TraceCheckUtils]: 191: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,831 INFO L280 TraceCheckUtils]: 192: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,831 INFO L280 TraceCheckUtils]: 193: Hoare triple {2099#true} assume ~n < 1;#res := 0; {2099#true} is VALID [2020-07-10 14:58:10,831 INFO L280 TraceCheckUtils]: 194: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,832 INFO L275 TraceCheckUtils]: 195: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,832 INFO L280 TraceCheckUtils]: 196: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,832 INFO L280 TraceCheckUtils]: 197: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,832 INFO L275 TraceCheckUtils]: 198: Hoare quadruple {2099#true} {2099#true} #39#return; {2099#true} is VALID [2020-07-10 14:58:10,832 INFO L280 TraceCheckUtils]: 199: Hoare triple {2099#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2099#true} is VALID [2020-07-10 14:58:10,832 INFO L263 TraceCheckUtils]: 200: Hoare triple {2099#true} call #t~ret1 := fibo(~n - 2); {2099#true} is VALID [2020-07-10 14:58:10,833 INFO L280 TraceCheckUtils]: 201: Hoare triple {2099#true} ~n := #in~n; {2099#true} is VALID [2020-07-10 14:58:10,833 INFO L280 TraceCheckUtils]: 202: Hoare triple {2099#true} assume !(~n < 1); {2099#true} is VALID [2020-07-10 14:58:10,833 INFO L280 TraceCheckUtils]: 203: Hoare triple {2099#true} assume 1 == ~n;#res := 1; {2099#true} is VALID [2020-07-10 14:58:10,833 INFO L280 TraceCheckUtils]: 204: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,833 INFO L275 TraceCheckUtils]: 205: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,833 INFO L280 TraceCheckUtils]: 206: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,834 INFO L280 TraceCheckUtils]: 207: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,834 INFO L275 TraceCheckUtils]: 208: Hoare quadruple {2099#true} {2099#true} #41#return; {2099#true} is VALID [2020-07-10 14:58:10,834 INFO L280 TraceCheckUtils]: 209: Hoare triple {2099#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2099#true} is VALID [2020-07-10 14:58:10,834 INFO L280 TraceCheckUtils]: 210: Hoare triple {2099#true} assume true; {2099#true} is VALID [2020-07-10 14:58:10,835 INFO L275 TraceCheckUtils]: 211: Hoare quadruple {2099#true} {3284#(<= |fibo_#in~n| 6)} #41#return; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-10 14:58:10,836 INFO L280 TraceCheckUtils]: 212: Hoare triple {3284#(<= |fibo_#in~n| 6)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-10 14:58:10,836 INFO L280 TraceCheckUtils]: 213: Hoare triple {3284#(<= |fibo_#in~n| 6)} assume true; {3284#(<= |fibo_#in~n| 6)} is VALID [2020-07-10 14:58:10,837 INFO L275 TraceCheckUtils]: 214: Hoare quadruple {3284#(<= |fibo_#in~n| 6)} {2103#(<= 7 main_~x~0)} #37#return; {2100#false} is VALID [2020-07-10 14:58:10,837 INFO L280 TraceCheckUtils]: 215: Hoare triple {2100#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2100#false} is VALID [2020-07-10 14:58:10,837 INFO L280 TraceCheckUtils]: 216: Hoare triple {2100#false} assume 13 == ~result~0; {2100#false} is VALID [2020-07-10 14:58:10,838 INFO L280 TraceCheckUtils]: 217: Hoare triple {2100#false} assume !false; {2100#false} is VALID [2020-07-10 14:58:10,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2580 backedges. 108 proven. 716 refuted. 0 times theorem prover too weak. 1756 trivial. 0 not checked. [2020-07-10 14:58:10,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:58:10,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 10] total 17 [2020-07-10 14:58:10,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788090714] [2020-07-10 14:58:10,873 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 218 [2020-07-10 14:58:12,806 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:58:12,806 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states. [2020-07-10 14:58:12,920 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 101 edges. 101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:12,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-10 14:58:12,920 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:58:12,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-10 14:58:12,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2020-07-10 14:58:12,921 INFO L87 Difference]: Start difference. First operand 63 states and 87 transitions. Second operand 17 states. [2020-07-10 14:58:14,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:14,827 INFO L93 Difference]: Finished difference Result 141 states and 261 transitions. [2020-07-10 14:58:14,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-07-10 14:58:14,828 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 218 [2020-07-10 14:58:14,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:58:14,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2020-07-10 14:58:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 162 transitions. [2020-07-10 14:58:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2020-07-10 14:58:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 162 transitions. [2020-07-10 14:58:14,840 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states and 162 transitions. [2020-07-10 14:58:15,042 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 162 edges. 162 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:58:15,052 INFO L225 Difference]: With dead ends: 141 [2020-07-10 14:58:15,052 INFO L226 Difference]: Without dead ends: 91 [2020-07-10 14:58:15,058 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=286, Invalid=974, Unknown=0, NotChecked=0, Total=1260 [2020-07-10 14:58:15,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-07-10 14:58:15,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2020-07-10 14:58:15,118 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:58:15,118 INFO L82 GeneralOperation]: Start isEquivalent. First operand 91 states. Second operand 87 states. [2020-07-10 14:58:15,119 INFO L74 IsIncluded]: Start isIncluded. First operand 91 states. Second operand 87 states. [2020-07-10 14:58:15,119 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 87 states. [2020-07-10 14:58:15,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:15,125 INFO L93 Difference]: Finished difference Result 91 states and 125 transitions. [2020-07-10 14:58:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-07-10 14:58:15,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:15,126 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:15,126 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 91 states. [2020-07-10 14:58:15,126 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 91 states. [2020-07-10 14:58:15,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:58:15,132 INFO L93 Difference]: Finished difference Result 91 states and 125 transitions. [2020-07-10 14:58:15,132 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-07-10 14:58:15,133 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:58:15,133 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:58:15,133 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:58:15,134 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:58:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-10 14:58:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2020-07-10 14:58:15,139 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 218 [2020-07-10 14:58:15,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:58:15,140 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2020-07-10 14:58:15,140 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-10 14:58:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2020-07-10 14:58:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-07-10 14:58:15,146 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:58:15,146 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:58:15,359 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-10 14:58:15,360 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:58:15,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:58:15,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1425621089, now seen corresponding path program 5 times [2020-07-10 14:58:15,362 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:58:15,362 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124852367] [2020-07-10 14:58:15,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:58:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:58:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:58:15,526 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:58:15,527 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:58:15,527 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-10 14:58:15,598 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:58:15,598 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:58:15,598 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: fiboENTRY has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-10 14:58:15,599 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: fiboFINAL has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:58:15,600 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:58:15,601 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-10 14:58:15,602 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-10 14:58:15,602 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:58:15,602 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 14:58:15,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:58:15 BoogieIcfgContainer [2020-07-10 14:58:15,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:58:15,607 INFO L168 Benchmark]: Toolchain (without parser) took 14709.77 ms. Allocated memory was 146.3 MB in the beginning and 489.7 MB in the end (delta: 343.4 MB). Free memory was 103.1 MB in the beginning and 411.9 MB in the end (delta: -308.9 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2020-07-10 14:58:15,608 INFO L168 Benchmark]: CDTParser took 1.37 ms. Allocated memory is still 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-10 14:58:15,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.25 ms. Allocated memory is still 146.3 MB. Free memory was 102.7 MB in the beginning and 93.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:58:15,609 INFO L168 Benchmark]: Boogie Preprocessor took 31.81 ms. Allocated memory is still 146.3 MB. Free memory was 93.3 MB in the beginning and 91.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:58:15,610 INFO L168 Benchmark]: RCFGBuilder took 394.14 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 91.9 MB in the beginning and 168.5 MB in the end (delta: -76.6 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-07-10 14:58:15,610 INFO L168 Benchmark]: TraceAbstraction took 14045.86 ms. Allocated memory was 204.5 MB in the beginning and 489.7 MB in the end (delta: 285.2 MB). Free memory was 167.8 MB in the beginning and 411.9 MB in the end (delta: -244.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:58:15,613 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 1.37 ms. Allocated memory is still 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 232.25 ms. Allocated memory is still 146.3 MB. Free memory was 102.7 MB in the beginning and 93.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.81 ms. Allocated memory is still 146.3 MB. Free memory was 93.3 MB in the beginning and 91.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 394.14 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 91.9 MB in the beginning and 168.5 MB in the end (delta: -76.6 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14045.86 ms. Allocated memory was 204.5 MB in the beginning and 489.7 MB in the end (delta: 285.2 MB). Free memory was 167.8 MB in the beginning and 411.9 MB in the end (delta: -244.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 27]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L24] int x = 7; VAL [x=7] [L25] CALL, EXPR fibo(x) VAL [\old(n)=7] [L6] COND FALSE !(n < 1) VAL [\old(n)=7, n=7] [L8] COND FALSE !(n == 1) VAL [\old(n)=7, n=7] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=6] [L6] COND FALSE !(n < 1) VAL [\old(n)=6, n=6] [L8] COND FALSE !(n == 1) VAL [\old(n)=6, n=6] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=5] [L6] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L8] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=4] [L6] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L8] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=4, fibo(n-1)=2, n=4] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=4, fibo(n-1)=2, fibo(n-2)=1, n=4] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=5, fibo(n-1)=3, n=5] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=5, fibo(n-1)=3, fibo(n-2)=2, n=5] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=6, fibo(n-1)=5, n=6] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=4] [L6] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L8] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=4, fibo(n-1)=2, n=4] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=4, fibo(n-1)=2, fibo(n-2)=1, n=4] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=6, fibo(n-1)=5, fibo(n-2)=3, n=6] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=7, fibo(n-1)=8, n=7] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=5] [L6] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L8] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=4] [L6] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L8] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=4, fibo(n-1)=2, n=4] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=4, fibo(n-1)=2, fibo(n-2)=1, n=4] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=5, fibo(n-1)=3, n=5] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=3] [L6] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L8] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=2] [L6] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L8] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L11] CALL, EXPR fibo(n-1) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-1) VAL [\old(n)=2, fibo(n-1)=1, n=2] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=0] [L6] COND TRUE n < 1 [L7] return 0; VAL [\old(n)=0, \result=0, n=0] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=2, fibo(n-1)=1, fibo(n-2)=0, n=2] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-1) VAL [\old(n)=3, fibo(n-1)=1, n=3] [L11] CALL, EXPR fibo(n-2) VAL [\old(n)=1] [L6] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L8] COND TRUE n == 1 [L9] return 1; VAL [\old(n)=1, \result=1, n=1] [L11] RET, EXPR fibo(n-2) VAL [\old(n)=3, fibo(n-1)=1, fibo(n-2)=1, n=3] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=5, fibo(n-1)=3, fibo(n-2)=2, n=5] [L11] return fibo(n-1) + fibo(n-2); [L11] RET, EXPR fibo(n-2) VAL [\old(n)=7, fibo(n-1)=8, fibo(n-2)=5, n=7] [L11] return fibo(n-1) + fibo(n-2); [L25] RET, EXPR fibo(x) VAL [fibo(x)=13, x=7] [L25] int result = fibo(x); [L26] COND TRUE result == 13 VAL [result=13, x=7] [L27] __VERIFIER_error() VAL [result=13, x=7] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 13.8s, OverallIterations: 8, TraceHistogramMax: 41, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 142 SDtfs, 317 SDslu, 466 SDs, 0 SdLazy, 758 SolverSat, 289 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 620 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 9 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1099 NumberOfCodeBlocks, 1040 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 801 ConstructedInterpolants, 0 QuantifiedInterpolants, 179877 SizeOfPredicates, 21 NumberOfNonLiveVariables, 727 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 4234/5896 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...