java -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/float-newlib/float_req_bl_0240b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:21:39,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:21:39,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:21:39,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:21:39,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:21:39,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:21:39,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:21:39,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:21:39,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:21:39,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:21:39,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:21:39,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:21:39,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:21:39,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:21:39,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:21:39,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:21:39,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:21:39,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:21:39,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:21:39,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:21:39,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:21:39,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:21:39,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:21:39,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:21:39,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:21:39,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:21:39,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:21:39,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:21:39,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:21:39,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:21:39,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:21:39,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:21:39,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:21:39,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:21:39,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:21:39,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:21:39,508 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 [2019-09-08 01:21:39,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:21:39,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:21:39,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:21:39,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:21:39,534 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:21:39,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:21:39,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:21:39,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:21:39,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:21:39,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:21:39,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:21:39,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:21:39,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:21:39,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:21:39,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:21:39,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:21:39,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:21:39,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:21:39,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:21:39,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:21:39,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:21:39,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:21:39,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:21:39,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:21:39,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:21:39,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:21:39,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:21:39,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:21:39,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:21:39,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:21:39,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:21:39,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:21:39,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:21:39,613 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:21:39,613 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0240b.c [2019-09-08 01:21:39,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1e0da83/ed6dc3cb4b074183a8672cd80363cb80/FLAG1f7b4714b [2019-09-08 01:21:40,185 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:21:40,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0240b.c [2019-09-08 01:21:40,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1e0da83/ed6dc3cb4b074183a8672cd80363cb80/FLAG1f7b4714b [2019-09-08 01:21:40,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1e0da83/ed6dc3cb4b074183a8672cd80363cb80 [2019-09-08 01:21:40,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:21:40,511 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:21:40,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:21:40,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:21:40,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:21:40,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:21:40" (1/1) ... [2019-09-08 01:21:40,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5838981f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:40, skipping insertion in model container [2019-09-08 01:21:40,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:21:40" (1/1) ... [2019-09-08 01:21:40,528 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:21:40,588 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:21:41,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:21:41,133 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:21:41,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:21:41,341 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:21:41,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41 WrapperNode [2019-09-08 01:21:41,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:21:41,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:21:41,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:21:41,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:21:41,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (1/1) ... [2019-09-08 01:21:41,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (1/1) ... [2019-09-08 01:21:41,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (1/1) ... [2019-09-08 01:21:41,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (1/1) ... [2019-09-08 01:21:41,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (1/1) ... [2019-09-08 01:21:41,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (1/1) ... [2019-09-08 01:21:41,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (1/1) ... [2019-09-08 01:21:41,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:21:41,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:21:41,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:21:41,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:21:41,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (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 [2019-09-08 01:21:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:21:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:21:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-09-08 01:21:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2019-09-08 01:21:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-09-08 01:21:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2019-09-08 01:21:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2019-09-08 01:21:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2019-09-08 01:21:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2019-09-08 01:21:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2019-09-08 01:21:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2019-09-08 01:21:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2019-09-08 01:21:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure sin_float [2019-09-08 01:21:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:21:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:21:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-09-08 01:21:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2019-09-08 01:21:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:21:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:21:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:21:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:21:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:21:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:21:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-09-08 01:21:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2019-09-08 01:21:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2019-09-08 01:21:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2019-09-08 01:21:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2019-09-08 01:21:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2019-09-08 01:21:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2019-09-08 01:21:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2019-09-08 01:21:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure sin_float [2019-09-08 01:21:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:21:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:21:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 01:21:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-08 01:21:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:21:43,494 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:21:43,494 INFO L283 CfgBuilder]: Removed 61 assume(true) statements. [2019-09-08 01:21:43,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:21:43 BoogieIcfgContainer [2019-09-08 01:21:43,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:21:43,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:21:43,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:21:43,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:21:43,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:21:40" (1/3) ... [2019-09-08 01:21:43,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65490ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:21:43, skipping insertion in model container [2019-09-08 01:21:43,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:21:41" (2/3) ... [2019-09-08 01:21:43,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65490ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:21:43, skipping insertion in model container [2019-09-08 01:21:43,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:21:43" (3/3) ... [2019-09-08 01:21:43,504 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0240b.c [2019-09-08 01:21:43,514 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:21:43,523 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:21:43,540 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:21:43,574 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:21:43,575 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:21:43,575 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:21:43,575 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:21:43,576 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:21:43,576 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:21:43,576 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:21:43,576 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:21:43,576 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:21:43,616 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states. [2019-09-08 01:21:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-09-08 01:21:43,626 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:21:43,627 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:21:43,629 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:21:43,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:21:43,637 INFO L82 PathProgramCache]: Analyzing trace with hash 674815707, now seen corresponding path program 1 times [2019-09-08 01:21:43,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:21:43,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:21:43,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:43,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:21:43,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:21:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 01:21:44,092 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:21:44,092 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 01:21:44,097 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 01:21:44,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 01:21:44,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:21:44,117 INFO L87 Difference]: Start difference. First operand 273 states. Second operand 2 states. [2019-09-08 01:21:44,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:21:44,221 INFO L93 Difference]: Finished difference Result 538 states and 866 transitions. [2019-09-08 01:21:44,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 01:21:44,223 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2019-09-08 01:21:44,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:21:44,249 INFO L225 Difference]: With dead ends: 538 [2019-09-08 01:21:44,249 INFO L226 Difference]: Without dead ends: 269 [2019-09-08 01:21:44,260 INFO L628 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 [2019-09-08 01:21:44,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2019-09-08 01:21:44,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2019-09-08 01:21:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2019-09-08 01:21:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 365 transitions. [2019-09-08 01:21:44,352 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 365 transitions. Word has length 22 [2019-09-08 01:21:44,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:21:44,352 INFO L475 AbstractCegarLoop]: Abstraction has 269 states and 365 transitions. [2019-09-08 01:21:44,353 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 01:21:44,353 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 365 transitions. [2019-09-08 01:21:44,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-09-08 01:21:44,355 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:21:44,355 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:21:44,356 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:21:44,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:21:44,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1208125187, now seen corresponding path program 1 times [2019-09-08 01:21:44,356 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:21:44,356 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:21:44,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:44,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:21:44,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:21:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:21:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:21:44,663 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:21:44,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967339 could not be translated for associated CType ARRAY#_11_~FLOAT# [2019-09-08 01:21:44,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967317 could not be translated for associated CType ARRAY#_11_~FLOAT# [2019-09-08 01:21:44,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967310 could not be translated for associated CType ARRAY#_3_~INT# [2019-09-08 01:21:44,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967322 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2019-09-08 01:21:44,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967312 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2019-09-08 01:21:44,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967357 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2019-09-08 01:21:44,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967354 could not be translated for associated CType ARRAY#_3_~INT# [2019-09-08 01:21:44,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967319 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2019-09-08 01:21:44,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:21:44 BoogieIcfgContainer [2019-09-08 01:21:44,732 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:21:44,735 INFO L168 Benchmark]: Toolchain (without parser) took 4223.02 ms. Allocated memory was 134.7 MB in the beginning and 255.3 MB in the end (delta: 120.6 MB). Free memory was 88.1 MB in the beginning and 163.7 MB in the end (delta: -75.6 MB). Peak memory consumption was 45.0 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:44,736 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-08 01:21:44,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.26 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 87.7 MB in the beginning and 157.3 MB in the end (delta: -69.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:44,739 INFO L168 Benchmark]: Boogie Preprocessor took 202.49 ms. Allocated memory is still 202.4 MB. Free memory was 157.3 MB in the beginning and 149.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:44,741 INFO L168 Benchmark]: RCFGBuilder took 1950.51 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 149.5 MB in the beginning and 105.1 MB in the end (delta: 44.4 MB). Peak memory consumption was 75.4 MB. Max. memory is 7.1 GB. [2019-09-08 01:21:44,742 INFO L168 Benchmark]: TraceAbstraction took 1235.43 ms. Allocated memory was 230.2 MB in the beginning and 255.3 MB in the end (delta: 25.2 MB). Free memory was 105.1 MB in the beginning and 163.7 MB in the end (delta: -58.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-08 01:21:44,747 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 830.26 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 87.7 MB in the beginning and 157.3 MB in the end (delta: -69.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 202.49 ms. Allocated memory is still 202.4 MB. Free memory was 157.3 MB in the beginning and 149.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1950.51 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 149.5 MB in the beginning and 105.1 MB in the end (delta: 44.4 MB). Peak memory consumption was 75.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1235.43 ms. Allocated memory was 230.2 MB in the beginning and 255.3 MB in the end (delta: 25.2 MB). Free memory was 105.1 MB in the beginning and 163.7 MB in the end (delta: -58.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967339 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967317 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967310 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967322 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967312 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967357 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967354 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967319 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 629]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 12, overapproximation of someUnaryDOUBLEoperation at line 508, overapproximation of bitwiseAnd at line 595, overapproximation of someBinaryArithmeticFLOAToperation at line 600. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L91-L93] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L166] static const int init_jk_krempio[] = {4, 7, 9}; [L168-L172] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L174-L176] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L351-L369] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L371-L377] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L379-L388] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L508-L511] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L535-L538] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L575-L583] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [\old(C1_kcos)=4294967328, \old(C2_kcos)=4294967333, \old(C3_kcos)=4294967335, \old(C4_kcos)=4294967359, \old(C5_kcos)=4294967352, \old(C6_kcos)=4294967336, \old(half_ksin)=4294967324, \old(half_rempio)=4294967315, \old(huge_floor)=4294967351, \old(huge_scalbn)=4294967348, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=4294967318, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_kcos)=4294967341, \old(one_krempio)=4294967330, \old(one_ktan)=4294967343, \old(pio2_1_rempio)=4294967337, \old(pio2_1t_rempio)=4294967314, \old(pio2_2_rempio)=4294967334, \old(pio2_2t_rempio)=4294967320, \old(pio2_3_rempio)=4294967325, \old(pio2_3t_rempio)=4294967313, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(pio4_ktan)=4294967353, \old(pio4lo_ktan)=4294967338, \old(S1_ksin)=4294967344, \old(S2_ksin)=4294967323, \old(S3_ksin)=4294967311, \old(S4_ksin)=4294967342, \old(S5_ksin)=4294967347, \old(S6_ksin)=4294967316, \old(tiny_scalbn)=4294967332, \old(two25_scalbn)=4294967345, \old(two8_krempio)=4294967355, \old(two8_rempio)=4294967360, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=4294967326, \old(twon8_krempio)=4294967349, \old(zero_krempio)=4294967350, \old(zero_rempio)=4294967356, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L624] float x = -1.0f / 0.0f; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L625] CALL, EXPR sin_float(x) VAL [\old(x)=4294967329, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L586] float y[2], z = 0.0; [L587] __int32_t n, ix; VAL [\old(x)=4294967329, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967329, y={-1:0}, z=0, zero_krempio=0, zero_rempio=0] [L590] ieee_float_shape_type gf_u; [L591] gf_u.value = (x) [L592] EXPR gf_u.word [L592] (ix) = gf_u.word [L595] ix &= 0x7fffffff VAL [\old(x)=4294967329, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967329, y={-1:0}, z=0, zero_krempio=0, zero_rempio=0] [L596] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=4294967329, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967329, y={-1:0}, z=0, zero_krempio=0, zero_rempio=0] [L599] COND TRUE !((ix) < 0x7f800000L) [L600] return x - x; [L600] return x - x; VAL [\old(x)=4294967329, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967329, z=0, zero_krempio=0, zero_rempio=0] [L625] RET, EXPR sin_float(x) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, sin_float(x)=4294967340, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967329, zero_krempio=0, zero_rempio=0] [L625] float res = sin_float(x); [L628] CALL, EXPR isnan_float(res) VAL [\old(x)=4294967340, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L12] return x != x; VAL [\old(x)=4294967340, \result=0, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967340, zero_krempio=0, zero_rempio=0] [L628] RET, EXPR isnan_float(res) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, isnan_float(res)=0, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=4294967340, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967329, zero_krempio=0, zero_rempio=0] [L628] COND TRUE !isnan_float(res) [L629] __VERIFIER_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={-3:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1:0}, one_kcos=1, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={-4:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=4294967340, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={-2:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=4294967329, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 279 locations, 1 error locations. UNSAFE Result, 1.1s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 369 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=273occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...