/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/float-newlib/double_req_bl_0460.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 16:04:10,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 16:04:10,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 16:04:10,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 16:04:10,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 16:04:10,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 16:04:10,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 16:04:10,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 16:04:10,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 16:04:10,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 16:04:10,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 16:04:10,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 16:04:10,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 16:04:10,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 16:04:10,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 16:04:10,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 16:04:10,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 16:04:10,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 16:04:10,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 16:04:10,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 16:04:10,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 16:04:10,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 16:04:10,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 16:04:10,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 16:04:10,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 16:04:10,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 16:04:10,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 16:04:10,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 16:04:10,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 16:04:10,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 16:04:10,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 16:04:10,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 16:04:10,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 16:04:10,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 16:04:10,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 16:04:10,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 16:04:10,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 16:04:10,159 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 16:04:10,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 16:04:10,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 16:04:10,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 16:04:10,162 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 16:04:10,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 16:04:10,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 16:04:10,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 16:04:10,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 16:04:10,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 16:04:10,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 16:04:10,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 16:04:10,164 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 16:04:10,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 16:04:10,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 16:04:10,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 16:04:10,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 16:04:10,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 16:04:10,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 16:04:10,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 16:04:10,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 16:04:10,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 16:04:10,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 16:04:10,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 16:04:10,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 16:04:10,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 16:04:10,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 16:04:10,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 16:04:10,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 16:04:10,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 16:04:10,661 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 16:04:10,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0460.c [2021-01-06 16:04:10,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/93ee3b586/44502fc545844f6cb058a87c4c059965/FLAG629af3399 [2021-01-06 16:04:11,349 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 16:04:11,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0460.c [2021-01-06 16:04:11,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/93ee3b586/44502fc545844f6cb058a87c4c059965/FLAG629af3399 [2021-01-06 16:04:11,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/93ee3b586/44502fc545844f6cb058a87c4c059965 [2021-01-06 16:04:11,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 16:04:11,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 16:04:11,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 16:04:11,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 16:04:11,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 16:04:11,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 04:04:11" (1/1) ... [2021-01-06 16:04:11,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dea9469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:11, skipping insertion in model container [2021-01-06 16:04:11,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 04:04:11" (1/1) ... [2021-01-06 16:04:11,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 16:04:11,778 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: StructLHS[VariableLHS[~ew_u~0,],value] left hand side expression in assignment: lhs: VariableLHS[~ix0~0,] left hand side expression in assignment: lhs: VariableLHS[~ix1~0,] left hand side expression in assignment: lhs: VariableLHS[~m~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~ix0~0,] ----Is the binary operator a bitwise operator? true left hand side expression in assignment: lhs: VariableLHS[~s1~0,] left hand side expression in assignment: lhs: VariableLHS[~s0~0,] left hand side expression in assignment: lhs: VariableLHS[~q1~0,] left hand side expression in assignment: lhs: VariableLHS[~q~0,] left hand side expression in assignment: lhs: VariableLHS[~r~0,] left hand side expression in assignment: lhs: VariableLHS[~t~0,] left hand side expression in assignment: lhs: VariableLHS[~s0~0,] left hand side expression in assignment: lhs: VariableLHS[~r~0,] left hand side expression in assignment: lhs: VariableLHS[~t1~0,] left hand side expression in assignment: lhs: VariableLHS[~t~0,] left hand side expression in assignment: lhs: VariableLHS[~s1~0,] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: lhs: VariableLHS[~q1~0,] left hand side expression in assignment: lhs: VariableLHS[~ix0~0,] left hand side expression in assignment: lhs: VariableLHS[~ix1~0,] left hand side expression in assignment: lhs: StructLHS[StructLHS[VariableLHS[~iw_u~0,],parts],msw] left hand side expression in assignment: lhs: StructLHS[StructLHS[VariableLHS[~iw_u~0,],parts],lsw] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~gh_u~0,],value] left hand side expression in assignment: lhs: VariableLHS[~hx~0,] left hand side expression in assignment: lhs: VariableLHS[~ix~0,] ----Is the binary operator a bitwise operator? true left hand side expression in assignment: lhs: StructLHS[VariableLHS[~gl_u~0,],value] left hand side expression in assignment: lhs: VariableLHS[~lx~0,] left hand side expression in assignment: lhs: VariableLHS[~z~1,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~q~1,] left hand side expression in assignment: lhs: VariableLHS[~r~1,] left hand side expression in assignment: lhs: VariableLHS[~z~1,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~q~1,] left hand side expression in assignment: lhs: VariableLHS[~s~0,] left hand side expression in assignment: lhs: VariableLHS[~r~1,] left hand side expression in assignment: lhs: VariableLHS[~w~0,] left hand side expression in assignment: lhs: VariableLHS[~z~1,] left hand side expression in assignment: lhs: VariableLHS[~s~0,] left hand side expression in assignment: lhs: VariableLHS[~df~0,] left hand side expression in assignment: lhs: StructLHS[VariableLHS[~sl_u~0,],value] left hand side expression in assignment: lhs: StructLHS[StructLHS[VariableLHS[~sl_u~0,],parts],lsw] left hand side expression in assignment: lhs: VariableLHS[~df~0,] left hand side expression in assignment: lhs: VariableLHS[~c~0,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~q~1,] left hand side expression in assignment: lhs: VariableLHS[~r~1,] left hand side expression in assignment: lhs: VariableLHS[~w~0,] [2021-01-06 16:04:12,075 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0460.c[5763,5776] [2021-01-06 16:04:12,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 16:04:12,106 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#ew_u~0,],base],StructAccessExpression[IdentifierExpression[~#ew_u~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~ix0~0,] left hand side expression in assignment: lhs: VariableLHS[~ix1~0,] left hand side expression in assignment: lhs: VariableLHS[~m~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~ix0~0,] ----Is the binary operator a bitwise operator? true left hand side expression in assignment: lhs: VariableLHS[~s1~0,] left hand side expression in assignment: lhs: VariableLHS[~s0~0,] left hand side expression in assignment: lhs: VariableLHS[~q1~0,] left hand side expression in assignment: lhs: VariableLHS[~q~0,] left hand side expression in assignment: lhs: VariableLHS[~r~0,] left hand side expression in assignment: lhs: VariableLHS[~t~0,] left hand side expression in assignment: lhs: VariableLHS[~s0~0,] left hand side expression in assignment: lhs: VariableLHS[~r~0,] left hand side expression in assignment: lhs: VariableLHS[~t1~0,] left hand side expression in assignment: lhs: VariableLHS[~t~0,] left hand side expression in assignment: lhs: VariableLHS[~s1~0,] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: lhs: VariableLHS[~q1~0,] left hand side expression in assignment: lhs: VariableLHS[~ix0~0,] left hand side expression in assignment: lhs: VariableLHS[~ix1~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#iw_u~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~#iw_u~0,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#iw_u~0,],base],StructAccessExpression[IdentifierExpression[~#iw_u~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#gh_u~0,],base],StructAccessExpression[IdentifierExpression[~#gh_u~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~hx~0,] left hand side expression in assignment: lhs: VariableLHS[~ix~0,] ----Is the binary operator a bitwise operator? true left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#gl_u~0,],base],StructAccessExpression[IdentifierExpression[~#gl_u~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~lx~0,] left hand side expression in assignment: lhs: VariableLHS[~z~1,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~q~1,] left hand side expression in assignment: lhs: VariableLHS[~r~1,] left hand side expression in assignment: lhs: VariableLHS[~z~1,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~q~1,] left hand side expression in assignment: lhs: VariableLHS[~s~0,] left hand side expression in assignment: lhs: VariableLHS[~r~1,] left hand side expression in assignment: lhs: VariableLHS[~w~0,] left hand side expression in assignment: lhs: VariableLHS[~z~1,] left hand side expression in assignment: lhs: VariableLHS[~s~0,] left hand side expression in assignment: lhs: VariableLHS[~df~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#sl_u~0,],base],StructAccessExpression[IdentifierExpression[~#sl_u~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#sl_u~0,],base],StructAccessExpression[IdentifierExpression[~#sl_u~0,],offset]]] left hand side expression in assignment: lhs: VariableLHS[~df~0,] left hand side expression in assignment: lhs: VariableLHS[~c~0,] left hand side expression in assignment: lhs: VariableLHS[~p~0,] left hand side expression in assignment: lhs: VariableLHS[~q~1,] left hand side expression in assignment: lhs: VariableLHS[~r~1,] left hand side expression in assignment: lhs: VariableLHS[~w~0,] [2021-01-06 16:04:12,244 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0460.c[5763,5776] [2021-01-06 16:04:12,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 16:04:12,270 INFO L208 MainTranslator]: Completed translation [2021-01-06 16:04:12,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12 WrapperNode [2021-01-06 16:04:12,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 16:04:12,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 16:04:12,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 16:04:12,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 16:04:12,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 16:04:12,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 16:04:12,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 16:04:12,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 16:04:12,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... [2021-01-06 16:04:12,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 16:04:12,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 16:04:12,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 16:04:12,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 16:04:12,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 16:04:12,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 16:04:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 16:04:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-01-06 16:04:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 16:04:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-01-06 16:04:12,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 16:04:12,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 16:04:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 16:04:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 16:04:13,828 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 16:04:13,828 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-01-06 16:04:13,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:04:13 BoogieIcfgContainer [2021-01-06 16:04:13,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 16:04:13,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 16:04:13,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 16:04:13,836 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 16:04:13,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 04:04:11" (1/3) ... [2021-01-06 16:04:13,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104914f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 04:04:13, skipping insertion in model container [2021-01-06 16:04:13,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 04:04:12" (2/3) ... [2021-01-06 16:04:13,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104914f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 04:04:13, skipping insertion in model container [2021-01-06 16:04:13,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:04:13" (3/3) ... [2021-01-06 16:04:13,840 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0460.c [2021-01-06 16:04:13,847 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 16:04:13,853 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 16:04:13,873 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 16:04:13,914 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 16:04:13,914 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 16:04:13,914 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 16:04:13,914 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 16:04:13,915 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 16:04:13,915 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 16:04:13,915 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 16:04:13,917 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 16:04:13,936 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2021-01-06 16:04:13,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-01-06 16:04:13,942 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:04:13,943 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:04:13,944 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:04:13,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:04:13,950 INFO L82 PathProgramCache]: Analyzing trace with hash 652974721, now seen corresponding path program 1 times [2021-01-06 16:04:13,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:04:13,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101936641] [2021-01-06 16:04:13,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:04:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 16:04:14,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 16:04:14,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101936641] [2021-01-06 16:04:14,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 16:04:14,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 16:04:14,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615048367] [2021-01-06 16:04:14,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 16:04:14,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 16:04:14,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 16:04:14,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 16:04:14,149 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2021-01-06 16:04:14,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 16:04:14,184 INFO L93 Difference]: Finished difference Result 231 states and 392 transitions. [2021-01-06 16:04:14,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 16:04:14,189 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2021-01-06 16:04:14,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 16:04:14,201 INFO L225 Difference]: With dead ends: 231 [2021-01-06 16:04:14,201 INFO L226 Difference]: Without dead ends: 113 [2021-01-06 16:04:14,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 16:04:14,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-01-06 16:04:14,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-01-06 16:04:14,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2021-01-06 16:04:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 162 transitions. [2021-01-06 16:04:14,253 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 162 transitions. Word has length 12 [2021-01-06 16:04:14,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 16:04:14,254 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 162 transitions. [2021-01-06 16:04:14,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 16:04:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 162 transitions. [2021-01-06 16:04:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-01-06 16:04:14,255 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 16:04:14,255 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 16:04:14,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 16:04:14,256 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 16:04:14,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 16:04:14,257 INFO L82 PathProgramCache]: Analyzing trace with hash -55560167, now seen corresponding path program 1 times [2021-01-06 16:04:14,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 16:04:14,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255295439] [2021-01-06 16:04:14,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 16:04:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 16:04:14,313 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 16:04:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 16:04:14,348 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 16:04:14,379 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-06 16:04:14,379 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-06 16:04:14,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 16:04:14,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 04:04:14 BoogieIcfgContainer [2021-01-06 16:04:14,446 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 16:04:14,447 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 16:04:14,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 16:04:14,447 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 16:04:14,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 04:04:13" (3/4) ... [2021-01-06 16:04:14,452 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-01-06 16:04:14,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 16:04:14,455 INFO L168 Benchmark]: Toolchain (without parser) took 2744.24 ms. Allocated memory is still 163.6 MB. Free memory was 138.6 MB in the beginning and 138.8 MB in the end (delta: -167.8 kB). Peak memory consumption was 1.3 MB. Max. memory is 8.0 GB. [2021-01-06 16:04:14,455 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 163.6 MB. Free memory was 136.4 MB in the beginning and 136.3 MB in the end (delta: 102.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 16:04:14,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.63 ms. Allocated memory is still 163.6 MB. Free memory was 138.4 MB in the beginning and 122.9 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-01-06 16:04:14,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.38 ms. Allocated memory is still 163.6 MB. Free memory was 122.7 MB in the beginning and 117.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2021-01-06 16:04:14,458 INFO L168 Benchmark]: Boogie Preprocessor took 120.69 ms. Allocated memory is still 163.6 MB. Free memory was 117.4 MB in the beginning and 143.9 MB in the end (delta: -26.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 8.0 GB. [2021-01-06 16:04:14,459 INFO L168 Benchmark]: RCFGBuilder took 1328.67 ms. Allocated memory is still 163.6 MB. Free memory was 143.9 MB in the beginning and 78.0 MB in the end (delta: 66.0 MB). Peak memory consumption was 66.1 MB. Max. memory is 8.0 GB. [2021-01-06 16:04:14,460 INFO L168 Benchmark]: TraceAbstraction took 613.85 ms. Allocated memory is still 163.6 MB. Free memory was 77.5 MB in the beginning and 139.3 MB in the end (delta: -61.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 8.0 GB. [2021-01-06 16:04:14,461 INFO L168 Benchmark]: Witness Printer took 5.21 ms. Allocated memory is still 163.6 MB. Free memory was 139.3 MB in the beginning and 138.8 MB in the end (delta: 539.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-01-06 16:04:14,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 163.6 MB. Free memory was 136.4 MB in the beginning and 136.3 MB in the end (delta: 102.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 557.63 ms. Allocated memory is still 163.6 MB. Free memory was 138.4 MB in the beginning and 122.9 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 107.38 ms. Allocated memory is still 163.6 MB. Free memory was 122.7 MB in the beginning and 117.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 120.69 ms. Allocated memory is still 163.6 MB. Free memory was 117.4 MB in the beginning and 143.9 MB in the end (delta: -26.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1328.67 ms. Allocated memory is still 163.6 MB. Free memory was 143.9 MB in the beginning and 78.0 MB in the end (delta: 66.0 MB). Peak memory consumption was 66.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 613.85 ms. Allocated memory is still 163.6 MB. Free memory was 77.5 MB in the beginning and 139.3 MB in the end (delta: -61.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 8.0 GB. * Witness Printer took 5.21 ms. Allocated memory is still 163.6 MB. Free memory was 139.3 MB in the beginning and 138.8 MB in the end (delta: 539.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 231]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 215, overapproximation of someUnaryDOUBLEoperation at line 134, overapproximation of someBinaryArithmeticDOUBLEoperation at line 170. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L129-L142] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L223] double x = __VERIFIER_nondet_double(); [L225] COND TRUE x < -1.0 || x > 1.0 [L145] double z, p, q, r, w, s, c, df; [L146] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L148] ieee_double_shape_type gh_u; [L149] gh_u.value = (x) [L150] EXPR gh_u.parts.msw [L150] (hx) = gh_u.parts.msw [L152] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L153] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L168] COND TRUE ix < 0x3fe00000 VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L169] COND TRUE ix <= 0x3c600000 [L170] return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L227] double res = __ieee754_acos(x); [L215] return x != x; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L230] COND TRUE !isnan_double(res) [L231] reach_error() VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 167 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...