/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_5-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 14:57:44,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:57:44,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:57:44,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:57:44,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:57:44,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:57:44,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:57:44,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:57:44,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:57:44,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:57:44,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:57:44,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:57:44,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:57:44,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:57:44,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:57:44,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:57:44,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:57:44,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:57:44,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:57:44,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:57:44,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:57:44,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:57:44,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:57:44,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:57:44,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 14:57:44,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:57:44,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:57:44,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:57:44,442 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 14:57:44,471 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:57:44,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:57:44,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:57:44,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:57:44,473 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:57:44,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:57:44,474 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:57:44,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:57:44,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:57:44,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:57:44,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:57:44,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:57:44,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:57:44,476 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:57:44,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:57:44,476 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:57:44,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:57:44,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:57:44,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:57:44,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:57:44,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:57:44,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:57:44,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:57:44,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:57:44,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:57:44,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:57:44,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:57:44,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:57:44,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:57:44,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:57:44,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:57:44,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:57:44,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:57:44,792 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:57:44,793 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:57:44,794 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_5-2.c [2020-07-10 14:57:44,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8231866e2/24d8c2e59b6d4c2395be13de4cf9a52e/FLAGc5d07e2cf [2020-07-10 14:57:45,302 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:57:45,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_5-2.c [2020-07-10 14:57:45,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8231866e2/24d8c2e59b6d4c2395be13de4cf9a52e/FLAGc5d07e2cf [2020-07-10 14:57:45,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8231866e2/24d8c2e59b6d4c2395be13de4cf9a52e [2020-07-10 14:57:45,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:57:45,683 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:57:45,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:57:45,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:57:45,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:57:45,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7add82dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45, skipping insertion in model container [2020-07-10 14:57:45,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:57:45,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:57:45,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:57:45,900 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:57:45,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:57:45,929 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:57:45,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45 WrapperNode [2020-07-10 14:57:45,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:57:45,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:57:45,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:57:45,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:57:45,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (1/1) ... [2020-07-10 14:57:45,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:57:45,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:57:45,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:57:45,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:57:45,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (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 14:57:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:57:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:57:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2020-07-10 14:57:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:57:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:57:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:57:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2020-07-10 14:57:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:57:46,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:57:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:57:46,335 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:57:46,336 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 14:57:46,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:57:46 BoogieIcfgContainer [2020-07-10 14:57:46,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:57:46,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:57:46,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:57:46,345 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:57:46,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:57:45" (1/3) ... [2020-07-10 14:57:46,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2757c9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:57:46, skipping insertion in model container [2020-07-10 14:57:46,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:57:45" (2/3) ... [2020-07-10 14:57:46,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2757c9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:57:46, skipping insertion in model container [2020-07-10 14:57:46,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:57:46" (3/3) ... [2020-07-10 14:57:46,349 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_5-2.c [2020-07-10 14:57:46,360 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:57:46,369 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:57:46,387 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:57:46,416 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:57:46,417 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:57:46,417 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:57:46,417 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:57:46,420 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:57:46,420 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:57:46,421 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:57:46,421 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:57:46,451 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-07-10 14:57:46,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-10 14:57:46,458 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:46,459 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:46,461 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:46,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:46,471 INFO L82 PathProgramCache]: Analyzing trace with hash 537028541, now seen corresponding path program 1 times [2020-07-10 14:57:46,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:46,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696328503] [2020-07-10 14:57:46,493 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:46,688 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-10 14:57:46,688 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-10 14:57:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:46,770 INFO L280 TraceCheckUtils]: 0: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:46,772 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 14:57:46,773 INFO L280 TraceCheckUtils]: 2: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:46,775 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-10 14:57:46,776 INFO L263 TraceCheckUtils]: 0: Hoare triple {27#true} call ULTIMATE.init(); {27#true} is VALID [2020-07-10 14:57:46,776 INFO L280 TraceCheckUtils]: 1: Hoare triple {27#true} assume true; {27#true} is VALID [2020-07-10 14:57:46,776 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {27#true} {27#true} #33#return; {27#true} is VALID [2020-07-10 14:57:46,777 INFO L263 TraceCheckUtils]: 3: Hoare triple {27#true} call #t~ret3 := main(); {27#true} is VALID [2020-07-10 14:57:46,778 INFO L280 TraceCheckUtils]: 4: Hoare triple {27#true} ~x~0 := 5; {31#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:46,778 INFO L263 TraceCheckUtils]: 5: Hoare triple {31#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {27#true} is VALID [2020-07-10 14:57:46,779 INFO L280 TraceCheckUtils]: 6: Hoare triple {27#true} ~n := #in~n; {36#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:46,781 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 14:57:46,782 INFO L280 TraceCheckUtils]: 8: Hoare triple {37#(<= |fibo_#in~n| 0)} assume true; {37#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:46,784 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {37#(<= |fibo_#in~n| 0)} {31#(<= 5 main_~x~0)} #37#return; {28#false} is VALID [2020-07-10 14:57:46,785 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 14:57:46,785 INFO L280 TraceCheckUtils]: 11: Hoare triple {28#false} assume 5 == ~result~0; {28#false} is VALID [2020-07-10 14:57:46,785 INFO L280 TraceCheckUtils]: 12: Hoare triple {28#false} assume !false; {28#false} is VALID [2020-07-10 14:57:46,787 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 14:57:46,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696328503] [2020-07-10 14:57:46,790 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:57:46,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:57:46,791 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428406952] [2020-07-10 14:57:46,796 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:57:46,799 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:46,803 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:57:46,838 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 14:57:46,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:57:46,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:46,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:57:46,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:57:46,849 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 5 states. [2020-07-10 14:57:47,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:47,113 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions. [2020-07-10 14:57:47,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:57:47,114 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:57:47,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:47,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:57:47,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:57:47,131 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-10 14:57:47,196 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 14:57:47,208 INFO L225 Difference]: With dead ends: 35 [2020-07-10 14:57:47,209 INFO L226 Difference]: Without dead ends: 21 [2020-07-10 14:57:47,213 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 14:57:47,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-10 14:57:47,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-10 14:57:47,260 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:47,261 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:47,261 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:47,261 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:47,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:47,268 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-10 14:57:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:47,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:47,269 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:47,269 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:47,270 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:57:47,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:47,275 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2020-07-10 14:57:47,275 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:47,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:47,276 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:47,277 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:47,277 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:47,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-10 14:57:47,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-10 14:57:47,282 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-07-10 14:57:47,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:47,283 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-10 14:57:47,283 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:57:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:47,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-10 14:57:47,284 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:47,285 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:47,285 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:57:47,285 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:47,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:47,286 INFO L82 PathProgramCache]: Analyzing trace with hash 179123823, now seen corresponding path program 1 times [2020-07-10 14:57:47,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:47,287 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134526536] [2020-07-10 14:57:47,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,324 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-10 14:57:47,325 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-10 14:57:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,364 INFO L280 TraceCheckUtils]: 0: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,365 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 14:57:47,366 INFO L280 TraceCheckUtils]: 2: Hoare triple {166#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,367 INFO L280 TraceCheckUtils]: 3: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,369 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-10 14:57:47,369 INFO L263 TraceCheckUtils]: 0: Hoare triple {156#true} call ULTIMATE.init(); {156#true} is VALID [2020-07-10 14:57:47,370 INFO L280 TraceCheckUtils]: 1: Hoare triple {156#true} assume true; {156#true} is VALID [2020-07-10 14:57:47,370 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {156#true} {156#true} #33#return; {156#true} is VALID [2020-07-10 14:57:47,371 INFO L263 TraceCheckUtils]: 3: Hoare triple {156#true} call #t~ret3 := main(); {156#true} is VALID [2020-07-10 14:57:47,372 INFO L280 TraceCheckUtils]: 4: Hoare triple {156#true} ~x~0 := 5; {160#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:47,372 INFO L263 TraceCheckUtils]: 5: Hoare triple {160#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {156#true} is VALID [2020-07-10 14:57:47,373 INFO L280 TraceCheckUtils]: 6: Hoare triple {156#true} ~n := #in~n; {166#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,374 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 14:57:47,375 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 14:57:47,376 INFO L280 TraceCheckUtils]: 9: Hoare triple {167#(<= |fibo_#in~n| 1)} assume true; {167#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:47,378 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {167#(<= |fibo_#in~n| 1)} {160#(<= 5 main_~x~0)} #37#return; {157#false} is VALID [2020-07-10 14:57:47,390 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 14:57:47,391 INFO L280 TraceCheckUtils]: 12: Hoare triple {157#false} assume 5 == ~result~0; {157#false} is VALID [2020-07-10 14:57:47,391 INFO L280 TraceCheckUtils]: 13: Hoare triple {157#false} assume !false; {157#false} is VALID [2020-07-10 14:57:47,392 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 14:57:47,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134526536] [2020-07-10 14:57:47,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:57:47,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:57:47,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974683878] [2020-07-10 14:57:47,394 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:57:47,394 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:47,395 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:57:47,418 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 14:57:47,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:57:47,419 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:47,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:57:47,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:57:47,419 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-07-10 14:57:47,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:47,565 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-07-10 14:57:47,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:57:47,565 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:57:47,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:47,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:47,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-10 14:57:47,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:57:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2020-07-10 14:57:47,573 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 29 transitions. [2020-07-10 14:57:47,611 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 14:57:47,614 INFO L225 Difference]: With dead ends: 27 [2020-07-10 14:57:47,614 INFO L226 Difference]: Without dead ends: 23 [2020-07-10 14:57:47,616 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 14:57:47,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-10 14:57:47,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-07-10 14:57:47,626 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:47,626 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 21 states. [2020-07-10 14:57:47,627 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 21 states. [2020-07-10 14:57:47,627 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 21 states. [2020-07-10 14:57:47,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:47,631 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-10 14:57:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-10 14:57:47,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:47,632 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:47,633 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 23 states. [2020-07-10 14:57:47,633 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 23 states. [2020-07-10 14:57:47,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:47,636 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-10 14:57:47,636 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2020-07-10 14:57:47,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:47,637 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:47,638 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:47,638 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-10 14:57:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-07-10 14:57:47,643 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-07-10 14:57:47,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:47,643 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-07-10 14:57:47,643 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:57:47,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-07-10 14:57:47,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-10 14:57:47,645 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:47,645 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 14:57:47,646 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:57:47,646 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:47,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:47,646 INFO L82 PathProgramCache]: Analyzing trace with hash 806022394, now seen corresponding path program 1 times [2020-07-10 14:57:47,647 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:47,647 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614282357] [2020-07-10 14:57:47,647 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,709 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:47,709 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:57:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,789 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,790 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 14:57:47,790 INFO L280 TraceCheckUtils]: 2: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:47,792 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:57:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:47,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:47,799 INFO L280 TraceCheckUtils]: 2: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:47,799 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:57:47,800 INFO L280 TraceCheckUtils]: 0: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:47,801 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-10 14:57:47,801 INFO L280 TraceCheckUtils]: 2: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-10 14:57:47,802 INFO L263 TraceCheckUtils]: 3: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:57:47,803 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,803 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 14:57:47,804 INFO L280 TraceCheckUtils]: 6: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:47,805 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:57:47,806 INFO L280 TraceCheckUtils]: 8: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-10 14:57:47,806 INFO L263 TraceCheckUtils]: 9: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:57:47,806 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:47,807 INFO L280 TraceCheckUtils]: 11: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:47,807 INFO L280 TraceCheckUtils]: 12: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:47,807 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:57:47,808 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 14:57:47,808 INFO L280 TraceCheckUtils]: 15: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-10 14:57:47,808 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:57:47,810 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-10 14:57:47,810 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:47,810 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:57:47,810 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-10 14:57:47,811 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:47,812 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-10 14:57:47,812 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:47,813 INFO L280 TraceCheckUtils]: 7: Hoare triple {282#true} assume !(~n < 1); {304#(< 0 fibo_~n)} is VALID [2020-07-10 14:57:47,814 INFO L280 TraceCheckUtils]: 8: Hoare triple {304#(< 0 fibo_~n)} assume !(1 == ~n); {305#(< 1 fibo_~n)} is VALID [2020-07-10 14:57:47,814 INFO L263 TraceCheckUtils]: 9: Hoare triple {305#(< 1 fibo_~n)} call #t~ret0 := fibo(~n - 1); {282#true} is VALID [2020-07-10 14:57:47,815 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {314#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:47,816 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 14:57:47,816 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:47,818 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {315#(<= |fibo_#in~n| 0)} {305#(< 1 fibo_~n)} #39#return; {283#false} is VALID [2020-07-10 14:57:47,818 INFO L280 TraceCheckUtils]: 14: Hoare triple {283#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {283#false} is VALID [2020-07-10 14:57:47,818 INFO L263 TraceCheckUtils]: 15: Hoare triple {283#false} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:57:47,819 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:47,819 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:47,819 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:47,819 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {282#true} {283#false} #41#return; {283#false} is VALID [2020-07-10 14:57:47,820 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 14:57:47,820 INFO L280 TraceCheckUtils]: 21: Hoare triple {283#false} assume true; {283#false} is VALID [2020-07-10 14:57:47,820 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {283#false} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:57:47,821 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 14:57:47,821 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 == ~result~0; {283#false} is VALID [2020-07-10 14:57:47,821 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-10 14:57:47,823 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 14:57:47,823 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614282357] [2020-07-10 14:57:47,823 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091839357] [2020-07-10 14:57:47,824 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 14:57:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,865 INFO L264 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:57:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:47,879 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:48,009 INFO L263 TraceCheckUtils]: 0: Hoare triple {282#true} call ULTIMATE.init(); {282#true} is VALID [2020-07-10 14:57:48,010 INFO L280 TraceCheckUtils]: 1: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:48,010 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {282#true} {282#true} #33#return; {282#true} is VALID [2020-07-10 14:57:48,010 INFO L263 TraceCheckUtils]: 3: Hoare triple {282#true} call #t~ret3 := main(); {282#true} is VALID [2020-07-10 14:57:48,011 INFO L280 TraceCheckUtils]: 4: Hoare triple {282#true} ~x~0 := 5; {286#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:48,011 INFO L263 TraceCheckUtils]: 5: Hoare triple {286#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {282#true} is VALID [2020-07-10 14:57:48,012 INFO L280 TraceCheckUtils]: 6: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:48,013 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 14:57:48,014 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 14:57:48,014 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 14:57:48,015 INFO L280 TraceCheckUtils]: 10: Hoare triple {282#true} ~n := #in~n; {337#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:48,016 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 14:57:48,016 INFO L280 TraceCheckUtils]: 12: Hoare triple {315#(<= |fibo_#in~n| 0)} assume true; {315#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:48,018 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 14:57:48,018 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 14:57:48,019 INFO L263 TraceCheckUtils]: 15: Hoare triple {359#(<= |fibo_#in~n| 1)} call #t~ret1 := fibo(~n - 2); {282#true} is VALID [2020-07-10 14:57:48,019 INFO L280 TraceCheckUtils]: 16: Hoare triple {282#true} ~n := #in~n; {282#true} is VALID [2020-07-10 14:57:48,019 INFO L280 TraceCheckUtils]: 17: Hoare triple {282#true} assume ~n < 1;#res := 0; {282#true} is VALID [2020-07-10 14:57:48,020 INFO L280 TraceCheckUtils]: 18: Hoare triple {282#true} assume true; {282#true} is VALID [2020-07-10 14:57:48,021 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 14:57:48,021 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 14:57:48,022 INFO L280 TraceCheckUtils]: 21: Hoare triple {359#(<= |fibo_#in~n| 1)} assume true; {359#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:48,023 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {359#(<= |fibo_#in~n| 1)} {286#(<= 5 main_~x~0)} #37#return; {283#false} is VALID [2020-07-10 14:57:48,024 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 14:57:48,024 INFO L280 TraceCheckUtils]: 24: Hoare triple {283#false} assume 5 == ~result~0; {283#false} is VALID [2020-07-10 14:57:48,024 INFO L280 TraceCheckUtils]: 25: Hoare triple {283#false} assume !false; {283#false} is VALID [2020-07-10 14:57:48,026 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 14:57:48,026 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:48,026 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2020-07-10 14:57:48,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287304034] [2020-07-10 14:57:48,027 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-10 14:57:48,028 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:48,028 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 14:57:48,074 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 14:57:48,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 14:57:48,075 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:48,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 14:57:48,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:57:48,076 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 9 states. [2020-07-10 14:57:48,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:48,421 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-07-10 14:57:48,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-10 14:57:48,421 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2020-07-10 14:57:48,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:48,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:57:48,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-10 14:57:48,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:57:48,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 46 transitions. [2020-07-10 14:57:48,429 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 46 transitions. [2020-07-10 14:57:48,487 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 14:57:48,489 INFO L225 Difference]: With dead ends: 38 [2020-07-10 14:57:48,489 INFO L226 Difference]: Without dead ends: 23 [2020-07-10 14:57:48,490 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 14:57:48,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-07-10 14:57:48,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-07-10 14:57:48,503 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:48,503 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:48,503 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:48,503 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:48,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:48,506 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-10 14:57:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:57:48,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:48,507 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:48,507 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:48,507 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2020-07-10 14:57:48,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:48,510 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2020-07-10 14:57:48,510 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:57:48,511 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:48,511 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:48,511 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:48,512 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:48,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-10 14:57:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-07-10 14:57:48,514 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-07-10 14:57:48,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:48,515 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-07-10 14:57:48,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 14:57:48,515 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-07-10 14:57:48,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-10 14:57:48,517 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:48,517 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 14:57:48,717 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-10 14:57:48,718 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:48,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:48,718 INFO L82 PathProgramCache]: Analyzing trace with hash -983862936, now seen corresponding path program 1 times [2020-07-10 14:57:48,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:48,719 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307923977] [2020-07-10 14:57:48,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:48,768 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:48,768 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:57:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:48,828 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,829 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 14:57:48,830 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 14:57:48,830 INFO L280 TraceCheckUtils]: 3: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:48,832 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 14:57:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:48,838 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:48,838 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:48,839 INFO L280 TraceCheckUtils]: 2: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:48,840 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 14:57:48,841 INFO L280 TraceCheckUtils]: 0: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,841 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 14:57:48,842 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 14:57:48,842 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 14:57:48,843 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,843 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 14:57:48,844 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 14:57:48,845 INFO L280 TraceCheckUtils]: 7: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:48,846 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 14:57:48,847 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 14:57:48,847 INFO L263 TraceCheckUtils]: 10: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:57:48,848 INFO L280 TraceCheckUtils]: 11: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:48,848 INFO L280 TraceCheckUtils]: 12: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:48,848 INFO L280 TraceCheckUtils]: 13: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:48,849 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 14:57:48,850 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 14:57:48,850 INFO L280 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:48,852 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:57:48,852 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-10 14:57:48,853 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:48,853 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:57:48,853 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-10 14:57:48,854 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:48,854 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-10 14:57:48,855 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,856 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 14:57:48,856 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 14:57:48,857 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 14:57:48,857 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {554#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:48,858 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 14:57:48,858 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 14:57:48,859 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:48,861 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 14:57:48,861 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 14:57:48,861 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:57:48,862 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:48,862 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:48,862 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:48,863 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 14:57:48,864 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 14:57:48,864 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:48,865 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:57:48,866 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 14:57:48,866 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 == ~result~0; {532#false} is VALID [2020-07-10 14:57:48,866 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-10 14:57:48,867 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 14:57:48,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307923977] [2020-07-10 14:57:48,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476189150] [2020-07-10 14:57:48,868 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 14:57:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:48,895 INFO L264 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:57:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:48,904 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:48,978 INFO L263 TraceCheckUtils]: 0: Hoare triple {531#true} call ULTIMATE.init(); {531#true} is VALID [2020-07-10 14:57:48,978 INFO L280 TraceCheckUtils]: 1: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:48,979 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {531#true} {531#true} #33#return; {531#true} is VALID [2020-07-10 14:57:48,979 INFO L263 TraceCheckUtils]: 3: Hoare triple {531#true} call #t~ret3 := main(); {531#true} is VALID [2020-07-10 14:57:48,980 INFO L280 TraceCheckUtils]: 4: Hoare triple {531#true} ~x~0 := 5; {535#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:48,980 INFO L263 TraceCheckUtils]: 5: Hoare triple {535#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {531#true} is VALID [2020-07-10 14:57:48,981 INFO L280 TraceCheckUtils]: 6: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:48,981 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 14:57:48,982 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 14:57:48,982 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 14:57:48,983 INFO L280 TraceCheckUtils]: 10: Hoare triple {531#true} ~n := #in~n; {587#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:48,983 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 14:57:48,984 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 14:57:48,985 INFO L280 TraceCheckUtils]: 13: Hoare triple {565#(<= |fibo_#in~n| 1)} assume true; {565#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:48,986 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 14:57:48,987 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 14:57:48,987 INFO L263 TraceCheckUtils]: 16: Hoare triple {560#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {531#true} is VALID [2020-07-10 14:57:48,987 INFO L280 TraceCheckUtils]: 17: Hoare triple {531#true} ~n := #in~n; {531#true} is VALID [2020-07-10 14:57:48,987 INFO L280 TraceCheckUtils]: 18: Hoare triple {531#true} assume ~n < 1;#res := 0; {531#true} is VALID [2020-07-10 14:57:48,988 INFO L280 TraceCheckUtils]: 19: Hoare triple {531#true} assume true; {531#true} is VALID [2020-07-10 14:57:48,989 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 14:57:48,989 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 14:57:48,990 INFO L280 TraceCheckUtils]: 22: Hoare triple {560#(<= |fibo_#in~n| 2)} assume true; {560#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:48,991 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {560#(<= |fibo_#in~n| 2)} {535#(<= 5 main_~x~0)} #37#return; {532#false} is VALID [2020-07-10 14:57:48,991 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 14:57:48,992 INFO L280 TraceCheckUtils]: 25: Hoare triple {532#false} assume 5 == ~result~0; {532#false} is VALID [2020-07-10 14:57:48,992 INFO L280 TraceCheckUtils]: 26: Hoare triple {532#false} assume !false; {532#false} is VALID [2020-07-10 14:57:48,993 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 14:57:48,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:48,994 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-10 14:57:48,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776476916] [2020-07-10 14:57:48,995 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-10 14:57:48,995 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:48,995 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-10 14:57:49,028 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 14:57:49,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-10 14:57:49,029 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:49,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-10 14:57:49,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-10 14:57:49,030 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-07-10 14:57:49,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:49,342 INFO L93 Difference]: Finished difference Result 41 states and 55 transitions. [2020-07-10 14:57:49,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-10 14:57:49,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-10 14:57:49,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:57:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-10 14:57:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:57:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2020-07-10 14:57:49,357 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 47 transitions. [2020-07-10 14:57:49,425 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 14:57:49,429 INFO L225 Difference]: With dead ends: 41 [2020-07-10 14:57:49,429 INFO L226 Difference]: Without dead ends: 37 [2020-07-10 14:57:49,431 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 14:57:49,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-10 14:57:49,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-10 14:57:49,459 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:49,459 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:49,459 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:49,460 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:49,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:49,466 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-10 14:57:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:57:49,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:49,469 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:49,469 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:49,469 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-10 14:57:49,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:49,478 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2020-07-10 14:57:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:57:49,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:49,479 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:49,479 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:49,480 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-10 14:57:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2020-07-10 14:57:49,489 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 27 [2020-07-10 14:57:49,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:49,489 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2020-07-10 14:57:49,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-10 14:57:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-07-10 14:57:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-10 14:57:49,491 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:49,491 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 14:57:49,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:49,693 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:49,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:49,694 INFO L82 PathProgramCache]: Analyzing trace with hash 146085807, now seen corresponding path program 2 times [2020-07-10 14:57:49,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:49,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643243407] [2020-07-10 14:57:49,695 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:49,750 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,750 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:57:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:49,864 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,864 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:49,865 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:49,865 INFO L280 TraceCheckUtils]: 3: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,866 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 14:57:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:49,872 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,872 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:49,872 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,873 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 14:57:49,874 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,875 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 14:57:49,876 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 14:57:49,876 INFO L263 TraceCheckUtils]: 3: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:49,876 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,876 INFO L280 TraceCheckUtils]: 5: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:49,877 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:49,877 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,878 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 14:57:49,878 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 14:57:49,879 INFO L263 TraceCheckUtils]: 10: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:49,879 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,879 INFO L280 TraceCheckUtils]: 12: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:49,879 INFO L280 TraceCheckUtils]: 13: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,880 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 14:57:49,881 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 14:57:49,882 INFO L280 TraceCheckUtils]: 16: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,883 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:49,901 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,902 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 14:57:49,903 INFO L280 TraceCheckUtils]: 2: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:49,904 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:57:49,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,905 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:49,905 INFO L280 TraceCheckUtils]: 2: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-10 14:57:49,905 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:49,906 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,907 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 14:57:49,907 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 14:57:49,908 INFO L263 TraceCheckUtils]: 7: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:49,908 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,908 INFO L280 TraceCheckUtils]: 9: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:49,908 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:49,909 INFO L280 TraceCheckUtils]: 11: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,918 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 14:57:49,919 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 14:57:49,919 INFO L263 TraceCheckUtils]: 14: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:49,919 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,919 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:49,919 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,921 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 14:57:49,922 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 14:57:49,924 INFO L280 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,926 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:49,927 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 14:57:49,927 INFO L263 TraceCheckUtils]: 23: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:49,928 INFO L280 TraceCheckUtils]: 24: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,930 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 14:57:49,930 INFO L280 TraceCheckUtils]: 26: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:49,931 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:57:49,931 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 14:57:49,931 INFO L280 TraceCheckUtils]: 29: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-10 14:57:49,932 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {830#false} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:57:49,933 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-10 14:57:49,933 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,933 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:57:49,934 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-10 14:57:49,935 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 5; {833#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:49,935 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-10 14:57:49,935 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,935 INFO L280 TraceCheckUtils]: 7: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:49,935 INFO L280 TraceCheckUtils]: 8: Hoare triple {829#true} assume !(1 == ~n); {829#true} is VALID [2020-07-10 14:57:49,936 INFO L263 TraceCheckUtils]: 9: Hoare triple {829#true} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:49,936 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,938 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 14:57:49,939 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 14:57:49,939 INFO L263 TraceCheckUtils]: 13: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {829#true} is VALID [2020-07-10 14:57:49,940 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,940 INFO L280 TraceCheckUtils]: 15: Hoare triple {829#true} assume !(~n < 1); {829#true} is VALID [2020-07-10 14:57:49,940 INFO L280 TraceCheckUtils]: 16: Hoare triple {829#true} assume 1 == ~n;#res := 1; {829#true} is VALID [2020-07-10 14:57:49,940 INFO L280 TraceCheckUtils]: 17: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,941 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 14:57:49,943 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 14:57:49,943 INFO L263 TraceCheckUtils]: 20: Hoare triple {890#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:49,943 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:49,943 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:49,944 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:49,945 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 14:57:49,945 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 14:57:49,947 INFO L280 TraceCheckUtils]: 26: Hoare triple {890#(<= 2 |fibo_#in~n|)} assume true; {890#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,948 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {890#(<= 2 |fibo_#in~n|)} {829#true} #39#return; {883#(<= 3 fibo_~n)} is VALID [2020-07-10 14:57:49,949 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 14:57:49,950 INFO L263 TraceCheckUtils]: 29: Hoare triple {883#(<= 3 fibo_~n)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:49,951 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {888#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:49,952 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 14:57:49,953 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |fibo_#in~n| 0)} assume true; {900#(<= |fibo_#in~n| 0)} is VALID [2020-07-10 14:57:49,954 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |fibo_#in~n| 0)} {883#(<= 3 fibo_~n)} #41#return; {830#false} is VALID [2020-07-10 14:57:49,955 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 14:57:49,955 INFO L280 TraceCheckUtils]: 35: Hoare triple {830#false} assume true; {830#false} is VALID [2020-07-10 14:57:49,955 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {830#false} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:57:49,955 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 14:57:49,956 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 5 == ~result~0; {830#false} is VALID [2020-07-10 14:57:49,956 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-10 14:57:49,958 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 14:57:49,958 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643243407] [2020-07-10 14:57:49,958 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413633887] [2020-07-10 14:57:49,958 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 14:57:49,990 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-10 14:57:49,990 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:49,991 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:57:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:50,007 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:50,149 INFO L263 TraceCheckUtils]: 0: Hoare triple {829#true} call ULTIMATE.init(); {829#true} is VALID [2020-07-10 14:57:50,149 INFO L280 TraceCheckUtils]: 1: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:50,150 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {829#true} {829#true} #33#return; {829#true} is VALID [2020-07-10 14:57:50,150 INFO L263 TraceCheckUtils]: 3: Hoare triple {829#true} call #t~ret3 := main(); {829#true} is VALID [2020-07-10 14:57:50,152 INFO L280 TraceCheckUtils]: 4: Hoare triple {829#true} ~x~0 := 5; {833#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:50,152 INFO L263 TraceCheckUtils]: 5: Hoare triple {833#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {829#true} is VALID [2020-07-10 14:57:50,152 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:50,160 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 14:57:50,161 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 14:57:50,161 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 14:57:50,162 INFO L280 TraceCheckUtils]: 10: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:50,162 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 14:57:50,163 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 14:57:50,163 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 14:57:50,164 INFO L280 TraceCheckUtils]: 14: Hoare triple {829#true} ~n := #in~n; {922#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:50,165 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 14:57:50,166 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 14:57:50,166 INFO L280 TraceCheckUtils]: 17: Hoare triple {953#(<= |fibo_#in~n| 1)} assume true; {953#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:50,167 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 14:57:50,168 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 14:57:50,168 INFO L263 TraceCheckUtils]: 20: Hoare triple {960#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:50,168 INFO L280 TraceCheckUtils]: 21: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:50,169 INFO L280 TraceCheckUtils]: 22: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:50,169 INFO L280 TraceCheckUtils]: 23: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:50,169 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 14:57:50,170 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 14:57:50,170 INFO L280 TraceCheckUtils]: 26: Hoare triple {960#(<= |fibo_#in~n| 2)} assume true; {960#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:50,171 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 14:57:50,172 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 14:57:50,172 INFO L263 TraceCheckUtils]: 29: Hoare triple {988#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {829#true} is VALID [2020-07-10 14:57:50,172 INFO L280 TraceCheckUtils]: 30: Hoare triple {829#true} ~n := #in~n; {829#true} is VALID [2020-07-10 14:57:50,173 INFO L280 TraceCheckUtils]: 31: Hoare triple {829#true} assume ~n < 1;#res := 0; {829#true} is VALID [2020-07-10 14:57:50,173 INFO L280 TraceCheckUtils]: 32: Hoare triple {829#true} assume true; {829#true} is VALID [2020-07-10 14:57:50,176 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 14:57:50,178 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 14:57:50,178 INFO L280 TraceCheckUtils]: 35: Hoare triple {988#(<= |fibo_#in~n| 3)} assume true; {988#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:50,180 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {988#(<= |fibo_#in~n| 3)} {833#(<= 5 main_~x~0)} #37#return; {830#false} is VALID [2020-07-10 14:57:50,180 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 14:57:50,180 INFO L280 TraceCheckUtils]: 38: Hoare triple {830#false} assume 5 == ~result~0; {830#false} is VALID [2020-07-10 14:57:50,180 INFO L280 TraceCheckUtils]: 39: Hoare triple {830#false} assume !false; {830#false} is VALID [2020-07-10 14:57:50,183 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 14:57:50,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:50,183 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2020-07-10 14:57:50,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267552119] [2020-07-10 14:57:50,184 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-10 14:57:50,186 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:50,186 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-10 14:57:50,256 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 14:57:50,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-10 14:57:50,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:50,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-10 14:57:50,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-07-10 14:57:50,258 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand 12 states. [2020-07-10 14:57:50,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:50,905 INFO L93 Difference]: Finished difference Result 72 states and 109 transitions. [2020-07-10 14:57:50,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-10 14:57:50,906 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2020-07-10 14:57:50,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:57:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-10 14:57:50,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:57:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 76 transitions. [2020-07-10 14:57:50,913 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 76 transitions. [2020-07-10 14:57:51,009 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 14:57:51,013 INFO L225 Difference]: With dead ends: 72 [2020-07-10 14:57:51,013 INFO L226 Difference]: Without dead ends: 41 [2020-07-10 14:57:51,014 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 14:57:51,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-07-10 14:57:51,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-07-10 14:57:51,039 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:51,039 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:51,040 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:51,040 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:51,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:51,043 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-10 14:57:51,043 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:57:51,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:51,044 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:51,044 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:51,044 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 41 states. [2020-07-10 14:57:51,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:51,047 INFO L93 Difference]: Finished difference Result 41 states and 49 transitions. [2020-07-10 14:57:51,047 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:57:51,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:51,048 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:51,048 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:51,048 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:51,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-10 14:57:51,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2020-07-10 14:57:51,051 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 40 [2020-07-10 14:57:51,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:51,051 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2020-07-10 14:57:51,051 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-10 14:57:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2020-07-10 14:57:51,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-07-10 14:57:51,054 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:51,054 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 14:57:51,269 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:51,269 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:51,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:51,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1986920854, now seen corresponding path program 3 times [2020-07-10 14:57:51,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:51,271 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181425163] [2020-07-10 14:57:51,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:51,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,354 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,354 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:57:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,536 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 14:57:51,537 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 14:57:51,537 INFO L280 TraceCheckUtils]: 3: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:51,539 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 14:57:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,544 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,544 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,544 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,545 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 14:57:51,546 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,547 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 14:57:51,547 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 14:57:51,548 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 14:57:51,548 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,549 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 14:57:51,550 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 14:57:51,550 INFO L280 TraceCheckUtils]: 7: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:51,552 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 14:57:51,553 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 14:57:51,553 INFO L263 TraceCheckUtils]: 10: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,553 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,554 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,554 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,555 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 14:57:51,556 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 14:57:51,557 INFO L280 TraceCheckUtils]: 16: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:51,558 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 14:57:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,564 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,565 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,565 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,565 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,566 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 14:57:51,567 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,568 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 14:57:51,569 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 14:57:51,569 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 14:57:51,570 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,570 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 14:57:51,571 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 14:57:51,571 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 14:57:51,572 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,572 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 14:57:51,573 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 14:57:51,574 INFO L280 TraceCheckUtils]: 11: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:51,576 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 14:57:51,576 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 14:57:51,577 INFO L263 TraceCheckUtils]: 14: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,577 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,577 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,578 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,579 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 14:57:51,580 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 14:57:51,580 INFO L280 TraceCheckUtils]: 20: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:51,582 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 14:57:51,584 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 14:57:51,584 INFO L263 TraceCheckUtils]: 23: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,585 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,585 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,585 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,585 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,586 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 14:57:51,587 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 14:57:51,588 INFO L280 TraceCheckUtils]: 30: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:51,589 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,697 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,697 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,697 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,698 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,699 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 14:57:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,703 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,703 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,704 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,705 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 14:57:51,705 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,706 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 14:57:51,707 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 14:57:51,707 INFO L263 TraceCheckUtils]: 3: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:51,707 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,707 INFO L280 TraceCheckUtils]: 5: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,708 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,708 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,709 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 14:57:51,709 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 14:57:51,710 INFO L263 TraceCheckUtils]: 10: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,710 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,710 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,710 INFO L280 TraceCheckUtils]: 13: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,711 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 14:57:51,712 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 14:57:51,712 INFO L280 TraceCheckUtils]: 16: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,713 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 14:57:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,719 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,719 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,719 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,720 INFO L280 TraceCheckUtils]: 3: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,721 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 14:57:51,721 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,722 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 14:57:51,722 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 14:57:51,722 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 14:57:51,723 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,724 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 14:57:51,725 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 14:57:51,725 INFO L263 TraceCheckUtils]: 7: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:51,725 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,725 INFO L280 TraceCheckUtils]: 9: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,726 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,726 INFO L280 TraceCheckUtils]: 11: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,727 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 14:57:51,727 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 14:57:51,728 INFO L263 TraceCheckUtils]: 14: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,728 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,728 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,728 INFO L280 TraceCheckUtils]: 17: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,729 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 14:57:51,730 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 14:57:51,730 INFO L280 TraceCheckUtils]: 20: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,731 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 14:57:51,732 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 14:57:51,732 INFO L263 TraceCheckUtils]: 23: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,732 INFO L280 TraceCheckUtils]: 24: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,733 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,733 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,733 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,734 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 14:57:51,735 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 14:57:51,735 INFO L280 TraceCheckUtils]: 30: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,736 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:57:51,737 INFO L280 TraceCheckUtils]: 0: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,738 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,738 INFO L280 TraceCheckUtils]: 2: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:51,738 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:51,739 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,739 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 14:57:51,740 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 14:57:51,740 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 14:57:51,740 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,741 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 14:57:51,742 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 14:57:51,742 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 14:57:51,742 INFO L280 TraceCheckUtils]: 12: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,743 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 14:57:51,744 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 14:57:51,744 INFO L280 TraceCheckUtils]: 15: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:51,745 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 14:57:51,746 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 14:57:51,746 INFO L263 TraceCheckUtils]: 18: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,746 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,747 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,747 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,748 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 14:57:51,748 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 14:57:51,749 INFO L280 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:51,750 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 14:57:51,751 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 14:57:51,751 INFO L263 TraceCheckUtils]: 27: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,751 INFO L280 TraceCheckUtils]: 28: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,751 INFO L280 TraceCheckUtils]: 29: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,751 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,752 INFO L280 TraceCheckUtils]: 31: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,752 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 14:57:51,753 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 14:57:51,754 INFO L280 TraceCheckUtils]: 34: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:51,755 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:51,756 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 14:57:51,756 INFO L263 TraceCheckUtils]: 37: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,756 INFO L280 TraceCheckUtils]: 38: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,757 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 14:57:51,757 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 14:57:51,758 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 14:57:51,758 INFO L280 TraceCheckUtils]: 42: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,759 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 14:57:51,760 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 14:57:51,760 INFO L263 TraceCheckUtils]: 45: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:51,760 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,761 INFO L280 TraceCheckUtils]: 47: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,761 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,761 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,762 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 14:57:51,762 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 14:57:51,763 INFO L263 TraceCheckUtils]: 52: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,763 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,763 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,763 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,764 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 14:57:51,765 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 14:57:51,765 INFO L280 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,766 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 14:57:51,767 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 14:57:51,767 INFO L263 TraceCheckUtils]: 61: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,767 INFO L280 TraceCheckUtils]: 62: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,768 INFO L280 TraceCheckUtils]: 63: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,768 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,768 INFO L280 TraceCheckUtils]: 65: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,769 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 14:57:51,769 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 14:57:51,770 INFO L280 TraceCheckUtils]: 68: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,771 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:57:51,771 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 14:57:51,771 INFO L280 TraceCheckUtils]: 71: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-10 14:57:51,772 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1270#false} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:57:51,776 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-10 14:57:51,776 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,776 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:57:51,776 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-10 14:57:51,777 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 5; {1273#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:51,777 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-10 14:57:51,777 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,778 INFO L280 TraceCheckUtils]: 7: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,778 INFO L280 TraceCheckUtils]: 8: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:51,778 INFO L263 TraceCheckUtils]: 9: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:51,778 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,779 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 14:57:51,779 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 14:57:51,780 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 14:57:51,780 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,781 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 14:57:51,781 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 14:57:51,781 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 14:57:51,782 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,782 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 14:57:51,783 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 14:57:51,783 INFO L280 TraceCheckUtils]: 21: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:51,785 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 14:57:51,785 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 14:57:51,785 INFO L263 TraceCheckUtils]: 24: Hoare triple {1442#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,786 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,786 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,786 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,787 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 14:57:51,787 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 14:57:51,788 INFO L280 TraceCheckUtils]: 30: Hoare triple {1442#(<= |fibo_#in~n| 2)} assume true; {1442#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:51,789 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 14:57:51,789 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 14:57:51,789 INFO L263 TraceCheckUtils]: 33: Hoare triple {1431#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,790 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,790 INFO L280 TraceCheckUtils]: 35: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,790 INFO L280 TraceCheckUtils]: 36: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,790 INFO L280 TraceCheckUtils]: 37: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,791 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 14:57:51,792 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 14:57:51,792 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:51,793 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1269#true} #39#return; {1379#(<= fibo_~n 4)} is VALID [2020-07-10 14:57:51,794 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 14:57:51,794 INFO L263 TraceCheckUtils]: 43: Hoare triple {1379#(<= fibo_~n 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,794 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,795 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 14:57:51,795 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 14:57:51,796 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 14:57:51,796 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1412#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,797 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 14:57:51,798 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 14:57:51,798 INFO L263 TraceCheckUtils]: 51: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:51,798 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,798 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,798 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,799 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,799 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 14:57:51,800 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 14:57:51,800 INFO L263 TraceCheckUtils]: 58: Hoare triple {1473#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,800 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,801 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:51,801 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,801 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 14:57:51,802 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 14:57:51,803 INFO L280 TraceCheckUtils]: 64: Hoare triple {1473#(<= 2 |fibo_#in~n|)} assume true; {1473#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,804 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 14:57:51,804 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 14:57:51,804 INFO L263 TraceCheckUtils]: 67: Hoare triple {1466#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:51,805 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:51,805 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:51,805 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:51,805 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:51,806 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 14:57:51,806 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 14:57:51,806 INFO L280 TraceCheckUtils]: 74: Hoare triple {1466#(<= 3 |fibo_#in~n|)} assume true; {1466#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:51,807 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1466#(<= 3 |fibo_#in~n|)} {1379#(<= fibo_~n 4)} #41#return; {1270#false} is VALID [2020-07-10 14:57:51,807 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 14:57:51,808 INFO L280 TraceCheckUtils]: 77: Hoare triple {1270#false} assume true; {1270#false} is VALID [2020-07-10 14:57:51,808 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1270#false} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:57:51,808 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 14:57:51,808 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 5 == ~result~0; {1270#false} is VALID [2020-07-10 14:57:51,808 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-10 14:57:51,813 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 14:57:51,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181425163] [2020-07-10 14:57:51,814 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672973480] [2020-07-10 14:57:51,814 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 14:57:51,853 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2020-07-10 14:57:51,853 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:51,854 INFO L264 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:57:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:51,876 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:52,055 INFO L263 TraceCheckUtils]: 0: Hoare triple {1269#true} call ULTIMATE.init(); {1269#true} is VALID [2020-07-10 14:57:52,055 INFO L280 TraceCheckUtils]: 1: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,055 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1269#true} {1269#true} #33#return; {1269#true} is VALID [2020-07-10 14:57:52,055 INFO L263 TraceCheckUtils]: 3: Hoare triple {1269#true} call #t~ret3 := main(); {1269#true} is VALID [2020-07-10 14:57:52,056 INFO L280 TraceCheckUtils]: 4: Hoare triple {1269#true} ~x~0 := 5; {1273#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:52,056 INFO L263 TraceCheckUtils]: 5: Hoare triple {1273#(<= 5 main_~x~0)} call #t~ret2 := fibo(~x~0); {1269#true} is VALID [2020-07-10 14:57:52,057 INFO L280 TraceCheckUtils]: 6: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,057 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 14:57:52,057 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 14:57:52,058 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 14:57:52,066 INFO L280 TraceCheckUtils]: 10: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,067 INFO L280 TraceCheckUtils]: 11: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,068 INFO L280 TraceCheckUtils]: 12: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(1 == ~n); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,068 INFO L263 TraceCheckUtils]: 13: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:52,068 INFO L280 TraceCheckUtils]: 14: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,068 INFO L280 TraceCheckUtils]: 15: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:52,068 INFO L280 TraceCheckUtils]: 16: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:52,069 INFO L263 TraceCheckUtils]: 17: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:52,069 INFO L280 TraceCheckUtils]: 18: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,069 INFO L280 TraceCheckUtils]: 19: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:52,069 INFO L280 TraceCheckUtils]: 20: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:52,069 INFO L280 TraceCheckUtils]: 21: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,070 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:57:52,070 INFO L280 TraceCheckUtils]: 23: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:57:52,070 INFO L263 TraceCheckUtils]: 24: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:52,070 INFO L280 TraceCheckUtils]: 25: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,070 INFO L280 TraceCheckUtils]: 26: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:52,070 INFO L280 TraceCheckUtils]: 27: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,070 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:57:52,070 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 14:57:52,071 INFO L280 TraceCheckUtils]: 30: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,071 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {1269#true} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,072 INFO L280 TraceCheckUtils]: 32: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,072 INFO L263 TraceCheckUtils]: 33: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:52,072 INFO L280 TraceCheckUtils]: 34: Hoare triple {1269#true} ~n := #in~n; {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,073 INFO L280 TraceCheckUtils]: 35: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume !(~n < 1); {1504#(<= |fibo_#in~n| fibo_~n)} is VALID [2020-07-10 14:57:52,073 INFO L280 TraceCheckUtils]: 36: Hoare triple {1504#(<= |fibo_#in~n| fibo_~n)} assume 1 == ~n;#res := 1; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:52,073 INFO L280 TraceCheckUtils]: 37: Hoare triple {1447#(<= |fibo_#in~n| 1)} assume true; {1447#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:52,075 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {1447#(<= |fibo_#in~n| 1)} {1504#(<= |fibo_#in~n| fibo_~n)} #41#return; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:52,075 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 14:57:52,076 INFO L280 TraceCheckUtils]: 40: Hoare triple {1431#(<= |fibo_#in~n| 3)} assume true; {1431#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:52,077 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1431#(<= |fibo_#in~n| 3)} {1504#(<= |fibo_#in~n| fibo_~n)} #39#return; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:52,078 INFO L280 TraceCheckUtils]: 42: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:52,078 INFO L263 TraceCheckUtils]: 43: Hoare triple {1610#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:52,078 INFO L280 TraceCheckUtils]: 44: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,078 INFO L280 TraceCheckUtils]: 45: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L280 TraceCheckUtils]: 46: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L263 TraceCheckUtils]: 47: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L280 TraceCheckUtils]: 48: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L280 TraceCheckUtils]: 49: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L280 TraceCheckUtils]: 50: Hoare triple {1269#true} assume !(1 == ~n); {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L263 TraceCheckUtils]: 51: Hoare triple {1269#true} call #t~ret0 := fibo(~n - 1); {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L280 TraceCheckUtils]: 52: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,079 INFO L280 TraceCheckUtils]: 53: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L280 TraceCheckUtils]: 54: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L280 TraceCheckUtils]: 55: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L280 TraceCheckUtils]: 57: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L263 TraceCheckUtils]: 58: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L280 TraceCheckUtils]: 59: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L280 TraceCheckUtils]: 60: Hoare triple {1269#true} assume ~n < 1;#res := 0; {1269#true} is VALID [2020-07-10 14:57:52,080 INFO L280 TraceCheckUtils]: 61: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,081 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:57:52,081 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 14:57:52,081 INFO L280 TraceCheckUtils]: 64: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,081 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1269#true} {1269#true} #39#return; {1269#true} is VALID [2020-07-10 14:57:52,081 INFO L280 TraceCheckUtils]: 66: Hoare triple {1269#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1269#true} is VALID [2020-07-10 14:57:52,081 INFO L263 TraceCheckUtils]: 67: Hoare triple {1269#true} call #t~ret1 := fibo(~n - 2); {1269#true} is VALID [2020-07-10 14:57:52,081 INFO L280 TraceCheckUtils]: 68: Hoare triple {1269#true} ~n := #in~n; {1269#true} is VALID [2020-07-10 14:57:52,081 INFO L280 TraceCheckUtils]: 69: Hoare triple {1269#true} assume !(~n < 1); {1269#true} is VALID [2020-07-10 14:57:52,082 INFO L280 TraceCheckUtils]: 70: Hoare triple {1269#true} assume 1 == ~n;#res := 1; {1269#true} is VALID [2020-07-10 14:57:52,082 INFO L280 TraceCheckUtils]: 71: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,082 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1269#true} {1269#true} #41#return; {1269#true} is VALID [2020-07-10 14:57:52,082 INFO L280 TraceCheckUtils]: 73: Hoare triple {1269#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1269#true} is VALID [2020-07-10 14:57:52,082 INFO L280 TraceCheckUtils]: 74: Hoare triple {1269#true} assume true; {1269#true} is VALID [2020-07-10 14:57:52,083 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {1269#true} {1610#(<= |fibo_#in~n| 4)} #41#return; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:52,083 INFO L280 TraceCheckUtils]: 76: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:52,083 INFO L280 TraceCheckUtils]: 77: Hoare triple {1610#(<= |fibo_#in~n| 4)} assume true; {1610#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:52,084 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {1610#(<= |fibo_#in~n| 4)} {1273#(<= 5 main_~x~0)} #37#return; {1270#false} is VALID [2020-07-10 14:57:52,084 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 14:57:52,084 INFO L280 TraceCheckUtils]: 80: Hoare triple {1270#false} assume 5 == ~result~0; {1270#false} is VALID [2020-07-10 14:57:52,084 INFO L280 TraceCheckUtils]: 81: Hoare triple {1270#false} assume !false; {1270#false} is VALID [2020-07-10 14:57:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 41 proven. 82 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2020-07-10 14:57:52,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:52,089 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 13 [2020-07-10 14:57:52,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978798435] [2020-07-10 14:57:52,090 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-10 14:57:52,106 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:52,106 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-10 14:57:52,199 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:52,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-10 14:57:52,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:52,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-10 14:57:52,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:57:52,201 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 13 states. [2020-07-10 14:57:53,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:53,011 INFO L93 Difference]: Finished difference Result 89 states and 132 transitions. [2020-07-10 14:57:53,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-10 14:57:53,011 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 82 [2020-07-10 14:57:53,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:53,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:57:53,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-10 14:57:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:57:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2020-07-10 14:57:53,020 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 95 transitions. [2020-07-10 14:57:53,145 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:53,151 INFO L225 Difference]: With dead ends: 89 [2020-07-10 14:57:53,151 INFO L226 Difference]: Without dead ends: 57 [2020-07-10 14:57:53,152 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2020-07-10 14:57:53,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-10 14:57:53,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-07-10 14:57:53,196 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:53,196 INFO L82 GeneralOperation]: Start isEquivalent. First operand 57 states. Second operand 54 states. [2020-07-10 14:57:53,196 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand 54 states. [2020-07-10 14:57:53,196 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 54 states. [2020-07-10 14:57:53,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:53,202 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions. [2020-07-10 14:57:53,202 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2020-07-10 14:57:53,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:53,203 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:53,203 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 57 states. [2020-07-10 14:57:53,203 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 57 states. [2020-07-10 14:57:53,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:53,207 INFO L93 Difference]: Finished difference Result 57 states and 74 transitions. [2020-07-10 14:57:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2020-07-10 14:57:53,208 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:53,208 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:53,208 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:53,208 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-10 14:57:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2020-07-10 14:57:53,212 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 82 [2020-07-10 14:57:53,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:53,212 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2020-07-10 14:57:53,213 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-10 14:57:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2020-07-10 14:57:53,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-10 14:57:53,215 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:53,215 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:53,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:53,430 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:53,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:53,431 INFO L82 PathProgramCache]: Analyzing trace with hash -2068257585, now seen corresponding path program 4 times [2020-07-10 14:57:53,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:53,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300279557] [2020-07-10 14:57:53,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,525 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,525 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-10 14:57:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,678 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,679 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,679 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,680 INFO L280 TraceCheckUtils]: 3: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,681 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,685 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,685 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,686 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,687 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,687 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,688 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,688 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,689 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,689 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,690 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,690 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,691 INFO L280 TraceCheckUtils]: 7: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,692 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,693 INFO L280 TraceCheckUtils]: 9: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,693 INFO L263 TraceCheckUtils]: 10: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,693 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,693 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,693 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,694 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,695 INFO L280 TraceCheckUtils]: 15: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,695 INFO L280 TraceCheckUtils]: 16: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,696 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,701 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,701 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,702 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,702 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,703 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,704 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,704 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,705 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,705 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,705 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,706 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,707 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,707 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,707 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,708 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,709 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,709 INFO L280 TraceCheckUtils]: 11: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,710 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,711 INFO L280 TraceCheckUtils]: 13: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,711 INFO L263 TraceCheckUtils]: 14: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,711 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,712 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,712 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,713 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,713 INFO L280 TraceCheckUtils]: 19: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,714 INFO L280 TraceCheckUtils]: 20: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,715 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,716 INFO L280 TraceCheckUtils]: 22: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,716 INFO L263 TraceCheckUtils]: 23: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,716 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,716 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,716 INFO L280 TraceCheckUtils]: 26: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,717 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,718 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,718 INFO L280 TraceCheckUtils]: 29: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,719 INFO L280 TraceCheckUtils]: 30: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,720 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,731 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,732 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,732 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,732 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,732 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,735 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,736 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,736 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,736 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:53,737 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,737 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,737 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:53,737 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,737 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,738 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,738 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,738 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,738 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:53,739 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:53,739 INFO L263 TraceCheckUtils]: 10: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,739 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,739 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,739 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,740 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:53,740 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:53,740 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,741 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:53,742 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,742 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,743 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,743 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,744 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,744 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,745 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,745 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,745 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,746 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,746 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,747 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,747 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,748 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,748 INFO L280 TraceCheckUtils]: 14: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,749 INFO L280 TraceCheckUtils]: 15: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:53,750 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,751 INFO L280 TraceCheckUtils]: 17: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,751 INFO L263 TraceCheckUtils]: 18: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,751 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,751 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,751 INFO L280 TraceCheckUtils]: 21: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,752 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,753 INFO L280 TraceCheckUtils]: 23: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,753 INFO L280 TraceCheckUtils]: 24: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:53,754 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,755 INFO L280 TraceCheckUtils]: 26: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,755 INFO L263 TraceCheckUtils]: 27: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,755 INFO L280 TraceCheckUtils]: 28: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,756 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,756 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,756 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,757 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,757 INFO L280 TraceCheckUtils]: 33: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,758 INFO L280 TraceCheckUtils]: 34: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:53,759 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:53,760 INFO L280 TraceCheckUtils]: 36: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:53,760 INFO L263 TraceCheckUtils]: 37: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,760 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,760 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,761 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:53,761 INFO L263 TraceCheckUtils]: 41: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,761 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,761 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,761 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,762 INFO L280 TraceCheckUtils]: 45: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,762 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:53,762 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:53,762 INFO L263 TraceCheckUtils]: 48: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,762 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,763 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,763 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,763 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:53,763 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:53,763 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,764 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:53,765 INFO L280 TraceCheckUtils]: 56: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:53,765 INFO L280 TraceCheckUtils]: 57: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:53,766 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,898 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,899 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,899 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,899 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,900 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,905 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,905 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,906 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,906 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,907 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,908 INFO L280 TraceCheckUtils]: 2: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,908 INFO L263 TraceCheckUtils]: 3: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,908 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,908 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,908 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,909 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,910 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,910 INFO L280 TraceCheckUtils]: 9: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,910 INFO L263 TraceCheckUtils]: 10: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,911 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,911 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,911 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,912 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,912 INFO L280 TraceCheckUtils]: 15: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,913 INFO L280 TraceCheckUtils]: 16: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,914 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,919 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,919 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,919 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,920 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,920 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,921 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,922 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,922 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,922 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,923 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,924 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,924 INFO L280 TraceCheckUtils]: 6: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,925 INFO L263 TraceCheckUtils]: 7: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,925 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,925 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,925 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,926 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,927 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,927 INFO L280 TraceCheckUtils]: 13: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,928 INFO L263 TraceCheckUtils]: 14: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,928 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,928 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,928 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,929 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,930 INFO L280 TraceCheckUtils]: 19: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,930 INFO L280 TraceCheckUtils]: 20: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,932 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,932 INFO L280 TraceCheckUtils]: 22: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,932 INFO L263 TraceCheckUtils]: 23: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,933 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,933 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,933 INFO L280 TraceCheckUtils]: 26: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,933 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,934 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,935 INFO L280 TraceCheckUtils]: 29: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,935 INFO L280 TraceCheckUtils]: 30: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,936 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,948 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,948 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,949 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,949 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,949 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,952 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,952 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,953 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,953 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:53,953 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,953 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,954 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:53,954 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,954 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,954 INFO L280 TraceCheckUtils]: 5: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,954 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,955 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,955 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:53,955 INFO L280 TraceCheckUtils]: 9: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:53,955 INFO L263 TraceCheckUtils]: 10: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,956 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,956 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,956 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,956 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:53,956 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:53,957 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,958 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,958 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,959 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,959 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,960 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,960 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,961 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,961 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,961 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,962 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,962 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,963 INFO L280 TraceCheckUtils]: 10: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,963 INFO L263 TraceCheckUtils]: 11: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,963 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,964 INFO L280 TraceCheckUtils]: 13: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,964 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,964 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,965 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,965 INFO L280 TraceCheckUtils]: 17: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,966 INFO L263 TraceCheckUtils]: 18: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,966 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,966 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,966 INFO L280 TraceCheckUtils]: 21: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,967 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,967 INFO L280 TraceCheckUtils]: 23: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,968 INFO L280 TraceCheckUtils]: 24: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,969 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,970 INFO L280 TraceCheckUtils]: 26: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,970 INFO L263 TraceCheckUtils]: 27: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,970 INFO L280 TraceCheckUtils]: 28: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,970 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,970 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,971 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,971 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,972 INFO L280 TraceCheckUtils]: 33: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,973 INFO L280 TraceCheckUtils]: 34: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,974 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,975 INFO L280 TraceCheckUtils]: 36: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,975 INFO L263 TraceCheckUtils]: 37: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,975 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,975 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,975 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:53,976 INFO L263 TraceCheckUtils]: 41: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,976 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,976 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,976 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,977 INFO L280 TraceCheckUtils]: 45: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,977 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:53,977 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:53,977 INFO L263 TraceCheckUtils]: 48: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:53,977 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,978 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:53,978 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,978 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:53,978 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:53,978 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,979 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,980 INFO L280 TraceCheckUtils]: 56: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,981 INFO L280 TraceCheckUtils]: 57: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,982 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:53,989 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,990 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,990 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,990 INFO L280 TraceCheckUtils]: 3: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:53,991 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,991 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,992 INFO L280 TraceCheckUtils]: 1: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,992 INFO L280 TraceCheckUtils]: 2: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,993 INFO L263 TraceCheckUtils]: 3: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,993 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,994 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,994 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,994 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,995 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,995 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,996 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,996 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,997 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,997 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,998 INFO L280 TraceCheckUtils]: 14: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:53,998 INFO L263 TraceCheckUtils]: 15: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:53,998 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:53,998 INFO L280 TraceCheckUtils]: 17: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:53,999 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:53,999 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,000 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,000 INFO L280 TraceCheckUtils]: 21: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,000 INFO L263 TraceCheckUtils]: 22: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,000 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,001 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,001 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,001 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,002 INFO L280 TraceCheckUtils]: 27: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,002 INFO L280 TraceCheckUtils]: 28: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,003 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,003 INFO L280 TraceCheckUtils]: 30: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,004 INFO L263 TraceCheckUtils]: 31: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,004 INFO L280 TraceCheckUtils]: 32: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,004 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,004 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,005 INFO L280 TraceCheckUtils]: 35: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,005 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,006 INFO L280 TraceCheckUtils]: 37: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,006 INFO L280 TraceCheckUtils]: 38: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,007 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,007 INFO L280 TraceCheckUtils]: 40: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,008 INFO L263 TraceCheckUtils]: 41: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,008 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,008 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,008 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,009 INFO L263 TraceCheckUtils]: 45: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,009 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,009 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,010 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,010 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,010 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,010 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,010 INFO L263 TraceCheckUtils]: 52: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,010 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,011 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,011 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,011 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,011 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,011 INFO L280 TraceCheckUtils]: 58: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,012 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,012 INFO L280 TraceCheckUtils]: 60: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,012 INFO L280 TraceCheckUtils]: 61: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,013 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,018 INFO L280 TraceCheckUtils]: 63: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,019 INFO L263 TraceCheckUtils]: 64: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,019 INFO L280 TraceCheckUtils]: 65: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,019 INFO L280 TraceCheckUtils]: 66: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,019 INFO L280 TraceCheckUtils]: 67: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,019 INFO L280 TraceCheckUtils]: 68: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,020 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,021 INFO L280 TraceCheckUtils]: 70: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,021 INFO L280 TraceCheckUtils]: 71: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,022 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-10 14:57:54,026 INFO L280 TraceCheckUtils]: 0: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,026 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,026 INFO L280 TraceCheckUtils]: 2: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,027 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,027 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,028 INFO L280 TraceCheckUtils]: 5: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,028 INFO L280 TraceCheckUtils]: 6: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,028 INFO L263 TraceCheckUtils]: 7: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,029 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,029 INFO L280 TraceCheckUtils]: 9: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,030 INFO L280 TraceCheckUtils]: 10: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,030 INFO L263 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,030 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,031 INFO L280 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,031 INFO L280 TraceCheckUtils]: 14: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,032 INFO L263 TraceCheckUtils]: 15: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,032 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,033 INFO L280 TraceCheckUtils]: 17: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,033 INFO L280 TraceCheckUtils]: 18: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:54,034 INFO L280 TraceCheckUtils]: 19: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:54,035 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,035 INFO L280 TraceCheckUtils]: 21: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,035 INFO L263 TraceCheckUtils]: 22: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,036 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,036 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,036 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,037 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,037 INFO L280 TraceCheckUtils]: 27: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,038 INFO L280 TraceCheckUtils]: 28: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,039 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,039 INFO L280 TraceCheckUtils]: 30: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,039 INFO L263 TraceCheckUtils]: 31: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,039 INFO L280 TraceCheckUtils]: 32: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,040 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,040 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,040 INFO L280 TraceCheckUtils]: 35: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,041 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,041 INFO L280 TraceCheckUtils]: 37: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,042 INFO L280 TraceCheckUtils]: 38: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,043 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,043 INFO L280 TraceCheckUtils]: 40: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,043 INFO L263 TraceCheckUtils]: 41: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,044 INFO L280 TraceCheckUtils]: 42: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,044 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,044 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,044 INFO L263 TraceCheckUtils]: 45: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,044 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,044 INFO L280 TraceCheckUtils]: 47: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,045 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,045 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,045 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,045 INFO L280 TraceCheckUtils]: 51: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,045 INFO L263 TraceCheckUtils]: 52: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,046 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,046 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,046 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,046 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,046 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,046 INFO L280 TraceCheckUtils]: 58: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,047 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,048 INFO L280 TraceCheckUtils]: 60: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,048 INFO L280 TraceCheckUtils]: 61: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,049 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:54,050 INFO L280 TraceCheckUtils]: 63: Hoare triple {2254#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:54,050 INFO L263 TraceCheckUtils]: 64: Hoare triple {2254#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,050 INFO L280 TraceCheckUtils]: 65: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,051 INFO L280 TraceCheckUtils]: 66: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,051 INFO L280 TraceCheckUtils]: 67: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,051 INFO L263 TraceCheckUtils]: 68: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,052 INFO L280 TraceCheckUtils]: 69: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,052 INFO L280 TraceCheckUtils]: 70: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,053 INFO L280 TraceCheckUtils]: 71: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,053 INFO L263 TraceCheckUtils]: 72: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,054 INFO L280 TraceCheckUtils]: 73: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,054 INFO L280 TraceCheckUtils]: 74: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,054 INFO L280 TraceCheckUtils]: 75: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,055 INFO L263 TraceCheckUtils]: 76: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,055 INFO L280 TraceCheckUtils]: 77: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,056 INFO L280 TraceCheckUtils]: 78: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,057 INFO L280 TraceCheckUtils]: 79: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,057 INFO L263 TraceCheckUtils]: 80: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,057 INFO L280 TraceCheckUtils]: 81: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,058 INFO L280 TraceCheckUtils]: 82: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,058 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,058 INFO L280 TraceCheckUtils]: 84: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,059 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,059 INFO L280 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,059 INFO L263 TraceCheckUtils]: 87: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,060 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,060 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,060 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,061 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,061 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,062 INFO L280 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,063 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,064 INFO L280 TraceCheckUtils]: 95: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,064 INFO L263 TraceCheckUtils]: 96: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,064 INFO L280 TraceCheckUtils]: 97: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,064 INFO L280 TraceCheckUtils]: 98: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,064 INFO L280 TraceCheckUtils]: 99: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,065 INFO L280 TraceCheckUtils]: 100: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,065 INFO L275 TraceCheckUtils]: 101: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,066 INFO L280 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,066 INFO L280 TraceCheckUtils]: 103: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,068 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,068 INFO L280 TraceCheckUtils]: 105: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,068 INFO L263 TraceCheckUtils]: 106: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,069 INFO L280 TraceCheckUtils]: 107: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,069 INFO L280 TraceCheckUtils]: 108: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,069 INFO L280 TraceCheckUtils]: 109: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,069 INFO L263 TraceCheckUtils]: 110: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,069 INFO L280 TraceCheckUtils]: 111: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,070 INFO L280 TraceCheckUtils]: 112: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,070 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,070 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,070 INFO L275 TraceCheckUtils]: 115: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,070 INFO L280 TraceCheckUtils]: 116: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,071 INFO L263 TraceCheckUtils]: 117: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,071 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,071 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,071 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,071 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,072 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,072 INFO L280 TraceCheckUtils]: 123: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,073 INFO L275 TraceCheckUtils]: 124: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,073 INFO L280 TraceCheckUtils]: 125: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,074 INFO L280 TraceCheckUtils]: 126: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,075 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,075 INFO L280 TraceCheckUtils]: 128: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,075 INFO L263 TraceCheckUtils]: 129: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,076 INFO L280 TraceCheckUtils]: 130: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,076 INFO L280 TraceCheckUtils]: 131: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,076 INFO L280 TraceCheckUtils]: 132: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,076 INFO L280 TraceCheckUtils]: 133: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,078 INFO L275 TraceCheckUtils]: 134: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,078 INFO L280 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,079 INFO L280 TraceCheckUtils]: 136: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,080 INFO L275 TraceCheckUtils]: 137: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-10 14:57:54,080 INFO L280 TraceCheckUtils]: 138: Hoare triple {2050#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2050#false} is VALID [2020-07-10 14:57:54,080 INFO L280 TraceCheckUtils]: 139: Hoare triple {2050#false} assume true; {2050#false} is VALID [2020-07-10 14:57:54,080 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2050#false} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-10 14:57:54,110 INFO L263 TraceCheckUtils]: 0: Hoare triple {2049#true} call ULTIMATE.init(); {2049#true} is VALID [2020-07-10 14:57:54,111 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,111 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-10 14:57:54,111 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret3 := main(); {2049#true} is VALID [2020-07-10 14:57:54,113 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~x~0 := 5; {2053#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:54,113 INFO L263 TraceCheckUtils]: 5: Hoare triple {2053#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2049#true} is VALID [2020-07-10 14:57:54,113 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,113 INFO L280 TraceCheckUtils]: 7: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,113 INFO L280 TraceCheckUtils]: 8: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,114 INFO L263 TraceCheckUtils]: 9: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,114 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,118 INFO L280 TraceCheckUtils]: 11: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,119 INFO L280 TraceCheckUtils]: 12: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,119 INFO L263 TraceCheckUtils]: 13: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,120 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,120 INFO L280 TraceCheckUtils]: 15: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,121 INFO L280 TraceCheckUtils]: 16: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,121 INFO L263 TraceCheckUtils]: 17: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,121 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,122 INFO L280 TraceCheckUtils]: 19: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,122 INFO L280 TraceCheckUtils]: 20: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,123 INFO L263 TraceCheckUtils]: 21: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,123 INFO L280 TraceCheckUtils]: 22: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,124 INFO L280 TraceCheckUtils]: 23: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,124 INFO L280 TraceCheckUtils]: 24: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume 1 == ~n;#res := 1; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:54,125 INFO L280 TraceCheckUtils]: 25: Hoare triple {2414#(<= |fibo_#in~n| 1)} assume true; {2414#(<= |fibo_#in~n| 1)} is VALID [2020-07-10 14:57:54,126 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2414#(<= |fibo_#in~n| 1)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,126 INFO L280 TraceCheckUtils]: 27: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,127 INFO L263 TraceCheckUtils]: 28: Hoare triple {2409#(<= |fibo_#in~n| 2)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,127 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,127 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,127 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,128 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2409#(<= |fibo_#in~n| 2)} #41#return; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,128 INFO L280 TraceCheckUtils]: 33: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,129 INFO L280 TraceCheckUtils]: 34: Hoare triple {2409#(<= |fibo_#in~n| 2)} assume true; {2409#(<= |fibo_#in~n| 2)} is VALID [2020-07-10 14:57:54,130 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2409#(<= |fibo_#in~n| 2)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,131 INFO L280 TraceCheckUtils]: 36: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,131 INFO L263 TraceCheckUtils]: 37: Hoare triple {2398#(<= |fibo_#in~n| 3)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,131 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,131 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,131 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,132 INFO L280 TraceCheckUtils]: 41: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,132 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2049#true} {2398#(<= |fibo_#in~n| 3)} #41#return; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,133 INFO L280 TraceCheckUtils]: 43: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,133 INFO L280 TraceCheckUtils]: 44: Hoare triple {2398#(<= |fibo_#in~n| 3)} assume true; {2398#(<= |fibo_#in~n| 3)} is VALID [2020-07-10 14:57:54,134 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2398#(<= |fibo_#in~n| 3)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,135 INFO L280 TraceCheckUtils]: 46: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,135 INFO L263 TraceCheckUtils]: 47: Hoare triple {2361#(<= |fibo_#in~n| 4)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,135 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,136 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,136 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,136 INFO L263 TraceCheckUtils]: 51: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,136 INFO L280 TraceCheckUtils]: 52: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,136 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,136 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,137 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,137 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,137 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,137 INFO L263 TraceCheckUtils]: 58: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,137 INFO L280 TraceCheckUtils]: 59: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,137 INFO L280 TraceCheckUtils]: 60: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,138 INFO L280 TraceCheckUtils]: 61: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,138 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,138 INFO L280 TraceCheckUtils]: 63: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,138 INFO L280 TraceCheckUtils]: 64: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,139 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2049#true} {2361#(<= |fibo_#in~n| 4)} #41#return; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,139 INFO L280 TraceCheckUtils]: 66: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,140 INFO L280 TraceCheckUtils]: 67: Hoare triple {2361#(<= |fibo_#in~n| 4)} assume true; {2361#(<= |fibo_#in~n| 4)} is VALID [2020-07-10 14:57:54,141 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2361#(<= |fibo_#in~n| 4)} {2049#true} #39#return; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:54,142 INFO L280 TraceCheckUtils]: 69: Hoare triple {2254#(<= fibo_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2254#(<= fibo_~n 5)} is VALID [2020-07-10 14:57:54,142 INFO L263 TraceCheckUtils]: 70: Hoare triple {2254#(<= fibo_~n 5)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,142 INFO L280 TraceCheckUtils]: 71: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,143 INFO L280 TraceCheckUtils]: 72: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,143 INFO L280 TraceCheckUtils]: 73: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,143 INFO L263 TraceCheckUtils]: 74: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,144 INFO L280 TraceCheckUtils]: 75: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,145 INFO L280 TraceCheckUtils]: 76: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,145 INFO L280 TraceCheckUtils]: 77: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,145 INFO L263 TraceCheckUtils]: 78: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,146 INFO L280 TraceCheckUtils]: 79: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,146 INFO L280 TraceCheckUtils]: 80: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,147 INFO L280 TraceCheckUtils]: 81: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,147 INFO L263 TraceCheckUtils]: 82: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,147 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} ~n := #in~n; {2328#(= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,148 INFO L280 TraceCheckUtils]: 84: Hoare triple {2328#(= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,149 INFO L280 TraceCheckUtils]: 85: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,149 INFO L263 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,149 INFO L280 TraceCheckUtils]: 87: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,149 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,149 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,149 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,150 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,151 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,151 INFO L263 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,151 INFO L280 TraceCheckUtils]: 94: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,152 INFO L280 TraceCheckUtils]: 95: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,152 INFO L280 TraceCheckUtils]: 96: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,153 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,153 INFO L280 TraceCheckUtils]: 98: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,154 INFO L280 TraceCheckUtils]: 99: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,155 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,155 INFO L280 TraceCheckUtils]: 101: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,156 INFO L263 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,156 INFO L280 TraceCheckUtils]: 103: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,156 INFO L280 TraceCheckUtils]: 104: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,156 INFO L280 TraceCheckUtils]: 105: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,156 INFO L280 TraceCheckUtils]: 106: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,157 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,158 INFO L280 TraceCheckUtils]: 108: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,158 INFO L280 TraceCheckUtils]: 109: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,159 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,160 INFO L280 TraceCheckUtils]: 111: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,160 INFO L263 TraceCheckUtils]: 112: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,160 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,160 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,160 INFO L280 TraceCheckUtils]: 115: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,161 INFO L263 TraceCheckUtils]: 116: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,161 INFO L280 TraceCheckUtils]: 117: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,161 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,161 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,161 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,162 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,162 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,162 INFO L263 TraceCheckUtils]: 123: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,162 INFO L280 TraceCheckUtils]: 124: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,162 INFO L280 TraceCheckUtils]: 125: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,162 INFO L280 TraceCheckUtils]: 126: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,163 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,163 INFO L280 TraceCheckUtils]: 128: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,163 INFO L280 TraceCheckUtils]: 129: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,164 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,164 INFO L280 TraceCheckUtils]: 131: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,165 INFO L280 TraceCheckUtils]: 132: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,166 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2328#(= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,167 INFO L280 TraceCheckUtils]: 134: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,167 INFO L263 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,167 INFO L280 TraceCheckUtils]: 136: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,167 INFO L280 TraceCheckUtils]: 137: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,167 INFO L280 TraceCheckUtils]: 138: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,167 INFO L280 TraceCheckUtils]: 139: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,168 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,169 INFO L280 TraceCheckUtils]: 141: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,169 INFO L280 TraceCheckUtils]: 142: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,170 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2254#(<= fibo_~n 5)} #41#return; {2050#false} is VALID [2020-07-10 14:57:54,170 INFO L280 TraceCheckUtils]: 144: Hoare triple {2050#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2050#false} is VALID [2020-07-10 14:57:54,171 INFO L280 TraceCheckUtils]: 145: Hoare triple {2050#false} assume true; {2050#false} is VALID [2020-07-10 14:57:54,171 INFO L275 TraceCheckUtils]: 146: Hoare quadruple {2050#false} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-10 14:57:54,171 INFO L280 TraceCheckUtils]: 147: Hoare triple {2050#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2050#false} is VALID [2020-07-10 14:57:54,171 INFO L280 TraceCheckUtils]: 148: Hoare triple {2050#false} assume 5 == ~result~0; {2050#false} is VALID [2020-07-10 14:57:54,171 INFO L280 TraceCheckUtils]: 149: Hoare triple {2050#false} assume !false; {2050#false} is VALID [2020-07-10 14:57:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 249 proven. 381 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2020-07-10 14:57:54,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300279557] [2020-07-10 14:57:54,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649666756] [2020-07-10 14:57:54,189 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 14:57:54,242 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-10 14:57:54,242 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:54,243 INFO L264 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-10 14:57:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:54,270 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:54,487 INFO L263 TraceCheckUtils]: 0: Hoare triple {2049#true} call ULTIMATE.init(); {2049#true} is VALID [2020-07-10 14:57:54,487 INFO L280 TraceCheckUtils]: 1: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,488 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2049#true} {2049#true} #33#return; {2049#true} is VALID [2020-07-10 14:57:54,488 INFO L263 TraceCheckUtils]: 3: Hoare triple {2049#true} call #t~ret3 := main(); {2049#true} is VALID [2020-07-10 14:57:54,490 INFO L280 TraceCheckUtils]: 4: Hoare triple {2049#true} ~x~0 := 5; {2053#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:54,490 INFO L263 TraceCheckUtils]: 5: Hoare triple {2053#(<= main_~x~0 5)} call #t~ret2 := fibo(~x~0); {2049#true} is VALID [2020-07-10 14:57:54,491 INFO L280 TraceCheckUtils]: 6: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,491 INFO L280 TraceCheckUtils]: 7: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,492 INFO L280 TraceCheckUtils]: 8: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,492 INFO L263 TraceCheckUtils]: 9: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,492 INFO L280 TraceCheckUtils]: 10: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,492 INFO L280 TraceCheckUtils]: 11: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,492 INFO L280 TraceCheckUtils]: 12: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,492 INFO L263 TraceCheckUtils]: 13: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,492 INFO L280 TraceCheckUtils]: 14: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,493 INFO L280 TraceCheckUtils]: 15: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,493 INFO L280 TraceCheckUtils]: 16: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,493 INFO L263 TraceCheckUtils]: 17: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,493 INFO L280 TraceCheckUtils]: 18: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,493 INFO L280 TraceCheckUtils]: 19: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,493 INFO L280 TraceCheckUtils]: 20: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,494 INFO L263 TraceCheckUtils]: 21: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,494 INFO L280 TraceCheckUtils]: 22: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,494 INFO L280 TraceCheckUtils]: 23: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,494 INFO L280 TraceCheckUtils]: 24: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,494 INFO L280 TraceCheckUtils]: 25: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,495 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,495 INFO L280 TraceCheckUtils]: 27: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,495 INFO L263 TraceCheckUtils]: 28: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,495 INFO L280 TraceCheckUtils]: 29: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,495 INFO L280 TraceCheckUtils]: 30: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,495 INFO L280 TraceCheckUtils]: 31: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,496 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,496 INFO L280 TraceCheckUtils]: 33: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,496 INFO L280 TraceCheckUtils]: 34: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,496 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,496 INFO L280 TraceCheckUtils]: 36: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,496 INFO L263 TraceCheckUtils]: 37: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,497 INFO L280 TraceCheckUtils]: 38: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,497 INFO L280 TraceCheckUtils]: 39: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,497 INFO L280 TraceCheckUtils]: 40: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,497 INFO L280 TraceCheckUtils]: 41: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,497 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,498 INFO L280 TraceCheckUtils]: 43: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,498 INFO L280 TraceCheckUtils]: 44: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,498 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,498 INFO L280 TraceCheckUtils]: 46: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,498 INFO L263 TraceCheckUtils]: 47: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,498 INFO L280 TraceCheckUtils]: 48: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,499 INFO L280 TraceCheckUtils]: 49: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,499 INFO L280 TraceCheckUtils]: 50: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,499 INFO L263 TraceCheckUtils]: 51: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,499 INFO L280 TraceCheckUtils]: 52: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,499 INFO L280 TraceCheckUtils]: 53: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,499 INFO L280 TraceCheckUtils]: 54: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,500 INFO L280 TraceCheckUtils]: 55: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,500 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,500 INFO L280 TraceCheckUtils]: 57: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,500 INFO L263 TraceCheckUtils]: 58: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,500 INFO L280 TraceCheckUtils]: 59: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,500 INFO L280 TraceCheckUtils]: 60: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,501 INFO L280 TraceCheckUtils]: 61: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,501 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,501 INFO L280 TraceCheckUtils]: 63: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,501 INFO L280 TraceCheckUtils]: 64: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,501 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,502 INFO L280 TraceCheckUtils]: 66: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,502 INFO L280 TraceCheckUtils]: 67: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,503 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {2049#true} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,503 INFO L280 TraceCheckUtils]: 69: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,503 INFO L263 TraceCheckUtils]: 70: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,504 INFO L280 TraceCheckUtils]: 71: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,504 INFO L280 TraceCheckUtils]: 72: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,505 INFO L280 TraceCheckUtils]: 73: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,505 INFO L263 TraceCheckUtils]: 74: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,506 INFO L280 TraceCheckUtils]: 75: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,506 INFO L280 TraceCheckUtils]: 76: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,507 INFO L280 TraceCheckUtils]: 77: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,507 INFO L263 TraceCheckUtils]: 78: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,507 INFO L280 TraceCheckUtils]: 79: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,508 INFO L280 TraceCheckUtils]: 80: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,508 INFO L280 TraceCheckUtils]: 81: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(1 == ~n); {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,508 INFO L263 TraceCheckUtils]: 82: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,509 INFO L280 TraceCheckUtils]: 83: Hoare triple {2049#true} ~n := #in~n; {2604#(<= fibo_~n |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,510 INFO L280 TraceCheckUtils]: 84: Hoare triple {2604#(<= fibo_~n |fibo_#in~n|)} assume !(~n < 1); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,510 INFO L280 TraceCheckUtils]: 85: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume !(1 == ~n); {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,510 INFO L263 TraceCheckUtils]: 86: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,510 INFO L280 TraceCheckUtils]: 87: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,511 INFO L280 TraceCheckUtils]: 88: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,511 INFO L280 TraceCheckUtils]: 89: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,511 INFO L280 TraceCheckUtils]: 90: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,512 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #39#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,512 INFO L280 TraceCheckUtils]: 92: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,512 INFO L263 TraceCheckUtils]: 93: Hoare triple {2564#(<= 1 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,512 INFO L280 TraceCheckUtils]: 94: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,513 INFO L280 TraceCheckUtils]: 95: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,513 INFO L280 TraceCheckUtils]: 96: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,520 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {2049#true} {2564#(<= 1 |fibo_#in~n|)} #41#return; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,521 INFO L280 TraceCheckUtils]: 98: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,521 INFO L280 TraceCheckUtils]: 99: Hoare triple {2564#(<= 1 |fibo_#in~n|)} assume true; {2564#(<= 1 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,522 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {2564#(<= 1 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,523 INFO L280 TraceCheckUtils]: 101: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,523 INFO L263 TraceCheckUtils]: 102: Hoare triple {2558#(<= 2 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,523 INFO L280 TraceCheckUtils]: 103: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,523 INFO L280 TraceCheckUtils]: 104: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,523 INFO L280 TraceCheckUtils]: 105: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,523 INFO L280 TraceCheckUtils]: 106: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,524 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {2049#true} {2558#(<= 2 |fibo_#in~n|)} #41#return; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,524 INFO L280 TraceCheckUtils]: 108: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,525 INFO L280 TraceCheckUtils]: 109: Hoare triple {2558#(<= 2 |fibo_#in~n|)} assume true; {2558#(<= 2 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,526 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {2558#(<= 2 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,526 INFO L280 TraceCheckUtils]: 111: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,526 INFO L263 TraceCheckUtils]: 112: Hoare triple {2521#(<= 3 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,526 INFO L280 TraceCheckUtils]: 113: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,526 INFO L280 TraceCheckUtils]: 114: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,526 INFO L280 TraceCheckUtils]: 115: Hoare triple {2049#true} assume !(1 == ~n); {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L263 TraceCheckUtils]: 116: Hoare triple {2049#true} call #t~ret0 := fibo(~n - 1); {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L280 TraceCheckUtils]: 117: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L280 TraceCheckUtils]: 118: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L280 TraceCheckUtils]: 119: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L280 TraceCheckUtils]: 120: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L275 TraceCheckUtils]: 121: Hoare quadruple {2049#true} {2049#true} #39#return; {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L280 TraceCheckUtils]: 122: Hoare triple {2049#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2049#true} is VALID [2020-07-10 14:57:54,527 INFO L263 TraceCheckUtils]: 123: Hoare triple {2049#true} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,528 INFO L280 TraceCheckUtils]: 124: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,528 INFO L280 TraceCheckUtils]: 125: Hoare triple {2049#true} assume ~n < 1;#res := 0; {2049#true} is VALID [2020-07-10 14:57:54,528 INFO L280 TraceCheckUtils]: 126: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,528 INFO L275 TraceCheckUtils]: 127: Hoare quadruple {2049#true} {2049#true} #41#return; {2049#true} is VALID [2020-07-10 14:57:54,528 INFO L280 TraceCheckUtils]: 128: Hoare triple {2049#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2049#true} is VALID [2020-07-10 14:57:54,528 INFO L280 TraceCheckUtils]: 129: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,529 INFO L275 TraceCheckUtils]: 130: Hoare quadruple {2049#true} {2521#(<= 3 |fibo_#in~n|)} #41#return; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,529 INFO L280 TraceCheckUtils]: 131: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,529 INFO L280 TraceCheckUtils]: 132: Hoare triple {2521#(<= 3 |fibo_#in~n|)} assume true; {2521#(<= 3 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,530 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {2521#(<= 3 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #39#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,531 INFO L280 TraceCheckUtils]: 134: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,531 INFO L263 TraceCheckUtils]: 135: Hoare triple {2483#(<= 4 |fibo_#in~n|)} call #t~ret1 := fibo(~n - 2); {2049#true} is VALID [2020-07-10 14:57:54,531 INFO L280 TraceCheckUtils]: 136: Hoare triple {2049#true} ~n := #in~n; {2049#true} is VALID [2020-07-10 14:57:54,531 INFO L280 TraceCheckUtils]: 137: Hoare triple {2049#true} assume !(~n < 1); {2049#true} is VALID [2020-07-10 14:57:54,531 INFO L280 TraceCheckUtils]: 138: Hoare triple {2049#true} assume 1 == ~n;#res := 1; {2049#true} is VALID [2020-07-10 14:57:54,531 INFO L280 TraceCheckUtils]: 139: Hoare triple {2049#true} assume true; {2049#true} is VALID [2020-07-10 14:57:54,532 INFO L275 TraceCheckUtils]: 140: Hoare quadruple {2049#true} {2483#(<= 4 |fibo_#in~n|)} #41#return; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,532 INFO L280 TraceCheckUtils]: 141: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,533 INFO L280 TraceCheckUtils]: 142: Hoare triple {2483#(<= 4 |fibo_#in~n|)} assume true; {2483#(<= 4 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,534 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {2483#(<= 4 |fibo_#in~n|)} {2604#(<= fibo_~n |fibo_#in~n|)} #41#return; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,535 INFO L280 TraceCheckUtils]: 144: Hoare triple {3016#(<= 6 |fibo_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,535 INFO L280 TraceCheckUtils]: 145: Hoare triple {3016#(<= 6 |fibo_#in~n|)} assume true; {3016#(<= 6 |fibo_#in~n|)} is VALID [2020-07-10 14:57:54,536 INFO L275 TraceCheckUtils]: 146: Hoare quadruple {3016#(<= 6 |fibo_#in~n|)} {2053#(<= main_~x~0 5)} #37#return; {2050#false} is VALID [2020-07-10 14:57:54,536 INFO L280 TraceCheckUtils]: 147: Hoare triple {2050#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~result~0 := #t~ret2;havoc #t~ret2; {2050#false} is VALID [2020-07-10 14:57:54,536 INFO L280 TraceCheckUtils]: 148: Hoare triple {2050#false} assume 5 == ~result~0; {2050#false} is VALID [2020-07-10 14:57:54,536 INFO L280 TraceCheckUtils]: 149: Hoare triple {2050#false} assume !false; {2050#false} is VALID [2020-07-10 14:57:54,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 327 proven. 131 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2020-07-10 14:57:54,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:54,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 15 [2020-07-10 14:57:54,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092336434] [2020-07-10 14:57:54,552 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-07-10 14:57:55,232 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:55,233 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-10 14:57:55,342 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:55,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-10 14:57:55,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:55,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-10 14:57:55,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2020-07-10 14:57:55,343 INFO L87 Difference]: Start difference. First operand 54 states and 70 transitions. Second operand 15 states. [2020-07-10 14:57:56,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:56,858 INFO L93 Difference]: Finished difference Result 124 states and 219 transitions. [2020-07-10 14:57:56,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-07-10 14:57:56,858 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-07-10 14:57:56,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:56,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 140 transitions. [2020-07-10 14:57:56,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:56,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 140 transitions. [2020-07-10 14:57:56,869 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 140 transitions. [2020-07-10 14:57:57,051 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:57,055 INFO L225 Difference]: With dead ends: 124 [2020-07-10 14:57:57,055 INFO L226 Difference]: Without dead ends: 70 [2020-07-10 14:57:57,057 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=225, Invalid=767, Unknown=0, NotChecked=0, Total=992 [2020-07-10 14:57:57,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-07-10 14:57:57,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 63. [2020-07-10 14:57:57,102 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:57,102 INFO L82 GeneralOperation]: Start isEquivalent. First operand 70 states. Second operand 63 states. [2020-07-10 14:57:57,102 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 63 states. [2020-07-10 14:57:57,102 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 63 states. [2020-07-10 14:57:57,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:57,107 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-10 14:57:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-10 14:57:57,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:57,108 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:57,108 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 70 states. [2020-07-10 14:57:57,109 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 70 states. [2020-07-10 14:57:57,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:57,112 INFO L93 Difference]: Finished difference Result 70 states and 84 transitions. [2020-07-10 14:57:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2020-07-10 14:57:57,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:57,113 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:57,114 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:57,114 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:57,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-10 14:57:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 76 transitions. [2020-07-10 14:57:57,117 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 76 transitions. Word has length 150 [2020-07-10 14:57:57,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:57,117 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 76 transitions. [2020-07-10 14:57:57,118 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-10 14:57:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2020-07-10 14:57:57,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-10 14:57:57,119 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:57,119 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:57,328 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-10 14:57:57,329 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:57,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:57,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1200034344, now seen corresponding path program 5 times [2020-07-10 14:57:57,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:57,331 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604378401] [2020-07-10 14:57:57,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:57:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:57:57,406 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:57:57,406 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:57:57,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-10 14:57:57,448 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:57:57,448 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: fiboENTRY has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: L25 has no Hoare annotation [2020-07-10 14:57:57,449 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: L6 has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: L25-1 has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: fiboFINAL has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:57:57,450 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: fiboEXIT has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L26-2 has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:57:57,451 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-10 14:57:57,452 WARN L170 areAnnotationChecker]: L11-2 has no Hoare annotation [2020-07-10 14:57:57,452 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:57:57,452 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 14:57:57,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:57:57 BoogieIcfgContainer [2020-07-10 14:57:57,454 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:57:57,457 INFO L168 Benchmark]: Toolchain (without parser) took 11774.00 ms. Allocated memory was 145.2 MB in the beginning and 351.8 MB in the end (delta: 206.6 MB). Free memory was 103.2 MB in the beginning and 127.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 182.6 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:57,458 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-10 14:57:57,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.11 ms. Allocated memory is still 145.2 MB. Free memory was 102.8 MB in the beginning and 93.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:57,459 INFO L168 Benchmark]: Boogie Preprocessor took 28.12 ms. Allocated memory is still 145.2 MB. Free memory was 93.5 MB in the beginning and 92.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:57,459 INFO L168 Benchmark]: RCFGBuilder took 381.26 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 92.1 MB in the beginning and 166.2 MB in the end (delta: -74.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:57,460 INFO L168 Benchmark]: TraceAbstraction took 11112.74 ms. Allocated memory was 202.4 MB in the beginning and 351.8 MB in the end (delta: 149.4 MB). Free memory was 165.5 MB in the beginning and 127.2 MB in the end (delta: 38.3 MB). Peak memory consumption was 187.8 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:57,463 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 246.11 ms. Allocated memory is still 145.2 MB. Free memory was 102.8 MB in the beginning and 93.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.12 ms. Allocated memory is still 145.2 MB. Free memory was 93.5 MB in the beginning and 92.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 381.26 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 92.1 MB in the beginning and 166.2 MB in the end (delta: -74.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11112.74 ms. Allocated memory was 202.4 MB in the beginning and 351.8 MB in the end (delta: 149.4 MB). Free memory was 165.5 MB in the beginning and 127.2 MB in the end (delta: 38.3 MB). Peak memory consumption was 187.8 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 = 5; VAL [x=5] [L25] CALL, EXPR fibo(x) 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); [L25] RET, EXPR fibo(x) VAL [fibo(x)=5, x=5] [L25] int result = fibo(x); [L26] COND TRUE result == 5 VAL [result=5, x=5] [L27] __VERIFIER_error() VAL [result=5, x=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 10.9s, OverallIterations: 8, TraceHistogramMax: 21, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 142 SDtfs, 252 SDslu, 433 SDs, 0 SdLazy, 734 SolverSat, 209 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 524 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred 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, 12 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 786 NumberOfCodeBlocks, 755 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 665 ConstructedInterpolants, 0 QuantifiedInterpolants, 109881 SizeOfPredicates, 20 NumberOfNonLiveVariables, 645 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 2301/3048 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...