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/double_req_bl_0530b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:19:46,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:19:46,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:19:46,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:19:46,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:19:46,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:19:46,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:19:46,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:19:46,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:19:46,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:19:46,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:19:46,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:19:46,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:19:46,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:19:46,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:19:46,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:19:46,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:19:46,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:19:46,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:19:46,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:19:46,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:19:46,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:19:46,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:19:46,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:19:46,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:19:46,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:19:46,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:19:46,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:19:46,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:19:46,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:19:46,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:19:46,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:19:46,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:19:46,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:19:46,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:19:46,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:19:46,484 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 01:19:46,509 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:19:46,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:19:46,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:19:46,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:19:46,514 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:19:46,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:19:46,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:19:46,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:19:46,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:19:46,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:19:46,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:19:46,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:19:46,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:19:46,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:19:46,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:19:46,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:19:46,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:19:46,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:19:46,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:19:46,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:19:46,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:19:46,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:19:46,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:19:46,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:19:46,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:19:46,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:19:46,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:19:46,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:19:46,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:19:46,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:19:46,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:19:46,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:19:46,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:19:46,600 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:19:46,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0530b.c [2019-09-08 01:19:46,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea1fec334/a9bba482a3a94ae7b275786662fc6454/FLAG998f12b3a [2019-09-08 01:19:47,212 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:19:47,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0530b.c [2019-09-08 01:19:47,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea1fec334/a9bba482a3a94ae7b275786662fc6454/FLAG998f12b3a [2019-09-08 01:19:47,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea1fec334/a9bba482a3a94ae7b275786662fc6454 [2019-09-08 01:19:47,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:19:47,515 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:19:47,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:19:47,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:19:47,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:19:47,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:19:47" (1/1) ... [2019-09-08 01:19:47,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c9c9c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:47, skipping insertion in model container [2019-09-08 01:19:47,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:19:47" (1/1) ... [2019-09-08 01:19:47,533 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:19:47,588 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:19:48,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:19:48,243 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:19:48,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:19:48,438 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:19:48,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48 WrapperNode [2019-09-08 01:19:48,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:19:48,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:19:48,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:19:48,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:19:48,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (1/1) ... [2019-09-08 01:19:48,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (1/1) ... [2019-09-08 01:19:48,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (1/1) ... [2019-09-08 01:19:48,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (1/1) ... [2019-09-08 01:19:48,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (1/1) ... [2019-09-08 01:19:48,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (1/1) ... [2019-09-08 01:19:48,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (1/1) ... [2019-09-08 01:19:48,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:19:48,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:19:48,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:19:48,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:19:48,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (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 01:19:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:19:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:19:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-09-08 01:19:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2019-09-08 01:19:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2019-09-08 01:19:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2019-09-08 01:19:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-09-08 01:19:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2 [2019-09-08 01:19:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2 [2019-09-08 01:19:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2019-09-08 01:19:48,708 INFO L138 BoogieDeclarations]: Found implementation of procedure tan_double [2019-09-08 01:19:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-09-08 01:19:48,709 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:19:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:19:48,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-08 01:19:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-09-08 01:19:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2019-09-08 01:19:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:19:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:19:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:19:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:19:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:19:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:19:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2019-09-08 01:19:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2019-09-08 01:19:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-09-08 01:19:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2 [2019-09-08 01:19:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2 [2019-09-08 01:19:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2019-09-08 01:19:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure tan_double [2019-09-08 01:19:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-09-08 01:19:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:19:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:19:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 01:19:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-08 01:19:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:19:50,224 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:19:50,224 INFO L283 CfgBuilder]: Removed 67 assume(true) statements. [2019-09-08 01:19:50,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:19:50 BoogieIcfgContainer [2019-09-08 01:19:50,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:19:50,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:19:50,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:19:50,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:19:50,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:19:47" (1/3) ... [2019-09-08 01:19:50,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fc98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:19:50, skipping insertion in model container [2019-09-08 01:19:50,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:19:48" (2/3) ... [2019-09-08 01:19:50,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fc98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:19:50, skipping insertion in model container [2019-09-08 01:19:50,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:19:50" (3/3) ... [2019-09-08 01:19:50,234 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0530b.c [2019-09-08 01:19:50,245 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:19:50,253 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:19:50,271 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:19:50,320 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:19:50,320 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:19:50,320 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:19:50,321 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:19:50,321 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:19:50,321 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:19:50,321 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:19:50,321 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:19:50,321 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:19:50,357 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states. [2019-09-08 01:19:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-09-08 01:19:50,367 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:19:50,368 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:19:50,370 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:19:50,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:19:50,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1997694541, now seen corresponding path program 1 times [2019-09-08 01:19:50,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:19:50,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:19:50,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:19:50,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:19:50,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:19:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:19:50,688 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 01:19:50,691 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:19:50,691 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 01:19:50,695 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 01:19:50,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 01:19:50,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:19:50,712 INFO L87 Difference]: Start difference. First operand 281 states. Second operand 2 states. [2019-09-08 01:19:50,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:19:50,784 INFO L93 Difference]: Finished difference Result 554 states and 903 transitions. [2019-09-08 01:19:50,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 01:19:50,787 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-09-08 01:19:50,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:19:50,802 INFO L225 Difference]: With dead ends: 554 [2019-09-08 01:19:50,802 INFO L226 Difference]: Without dead ends: 277 [2019-09-08 01:19:50,810 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 01:19:50,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2019-09-08 01:19:50,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2019-09-08 01:19:50,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2019-09-08 01:19:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 376 transitions. [2019-09-08 01:19:50,879 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 376 transitions. Word has length 18 [2019-09-08 01:19:50,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:19:50,880 INFO L475 AbstractCegarLoop]: Abstraction has 277 states and 376 transitions. [2019-09-08 01:19:50,880 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 01:19:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 376 transitions. [2019-09-08 01:19:50,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-09-08 01:19:50,881 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:19:50,881 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:19:50,882 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:19:50,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:19:50,882 INFO L82 PathProgramCache]: Analyzing trace with hash 910958596, now seen corresponding path program 1 times [2019-09-08 01:19:50,882 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:19:50,883 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:19:50,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:19:50,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:19:50,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:19:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:19:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:19:51,266 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:19:51,325 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967305 could not be translated for associated CType ARRAY#_4_~INT# [2019-09-08 01:19:51,327 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967321 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2019-09-08 01:19:51,327 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967309 could not be translated for associated CType ARRAY#_66_~~__int32_t~0# [2019-09-08 01:19:51,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967339 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2019-09-08 01:19:51,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967318 could not be translated for associated CType ARRAY#_8_~DOUBLE# [2019-09-08 01:19:51,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967324 could not be translated for associated CType ARRAY#_66_~~__int32_t~0# [2019-09-08 01:19:51,329 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967336 could not be translated for associated CType ARRAY#_4_~INT# [2019-09-08 01:19:51,329 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967307 could not be translated for associated CType ARRAY#_8_~DOUBLE# [2019-09-08 01:19:51,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:19:51 BoogieIcfgContainer [2019-09-08 01:19:51,354 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:19:51,357 INFO L168 Benchmark]: Toolchain (without parser) took 3841.68 ms. Allocated memory was 134.7 MB in the beginning and 232.3 MB in the end (delta: 97.5 MB). Free memory was 88.8 MB in the beginning and 79.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 107.4 MB. Max. memory is 7.1 GB. [2019-09-08 01:19:51,358 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:19:51,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 923.08 ms. Allocated memory was 134.7 MB in the beginning and 203.9 MB in the end (delta: 69.2 MB). Free memory was 88.6 MB in the beginning and 160.3 MB in the end (delta: -71.7 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-08 01:19:51,361 INFO L168 Benchmark]: Boogie Preprocessor took 163.71 ms. Allocated memory is still 203.9 MB. Free memory was 160.3 MB in the beginning and 153.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:19:51,362 INFO L168 Benchmark]: RCFGBuilder took 1619.44 ms. Allocated memory was 203.9 MB in the beginning and 232.3 MB in the end (delta: 28.3 MB). Free memory was 153.2 MB in the beginning and 148.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 76.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:19:51,363 INFO L168 Benchmark]: TraceAbstraction took 1127.85 ms. Allocated memory is still 232.3 MB. Free memory was 146.7 MB in the beginning and 79.0 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:19:51,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 923.08 ms. Allocated memory was 134.7 MB in the beginning and 203.9 MB in the end (delta: 69.2 MB). Free memory was 88.6 MB in the beginning and 160.3 MB in the end (delta: -71.7 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 163.71 ms. Allocated memory is still 203.9 MB. Free memory was 160.3 MB in the beginning and 153.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1619.44 ms. Allocated memory was 203.9 MB in the beginning and 232.3 MB in the end (delta: 28.3 MB). Free memory was 153.2 MB in the beginning and 148.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 76.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1127.85 ms. Allocated memory is still 232.3 MB. Free memory was 146.7 MB in the beginning and 79.0 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967305 could not be translated for associated CType ARRAY#_4_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967321 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967309 could not be translated for associated CType ARRAY#_66_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967339 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967318 could not be translated for associated CType ARRAY#_8_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967324 could not be translated for associated CType ARRAY#_66_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967336 could not be translated for associated CType ARRAY#_4_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967307 could not be translated for associated CType ARRAY#_8_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 660]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 655, overapproximation of bitwiseAnd at line 622, overapproximation of someBinaryArithmeticDOUBLEoperation at line 627, overapproximation of someBinaryDOUBLEComparisonOperation at line 659. Possible FailurePath: [L20] static const double huge_floor = 1.0e300; [L106-L108] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L177] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L179-L184] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L186-L188] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L363-L374] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L376-L383] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L385-L394] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L527-L538] static const double one_ktan = 1.00000000000000000000e+00, pio4_ktan = 7.85398163397448278999e-01, pio4lo_ktan = 3.06161699786838301793e-17, T[] = { 3.33333333333334091986e-01, 1.33333333333201242699e-01, 5.39682539762260521377e-02, 2.18694882948595424599e-02, 8.86323982359930005737e-03, 3.59207910759131235356e-03, 1.45620945432529025516e-03, 5.88041240820264096874e-04, 2.46463134818469906812e-04, 7.81794442939557092300e-05, 7.14072491382608190305e-05, -1.85586374855275456654e-05, 2.59073051863633712884e-05, }; VAL [\old(half_rempio)=4294967316, \old(huge_floor)=4294967330, \old(huge_scalbn)=4294967327, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=4294967320, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_krempio)=4294967338, \old(one_ktan)=4294967314, \old(pio2_1_rempio)=4294967304, \old(pio2_1t_rempio)=4294967311, \old(pio2_2_rempio)=4294967341, \old(pio2_2t_rempio)=4294967323, \old(pio2_3_rempio)=4294967331, \old(pio2_3t_rempio)=4294967310, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(pio4_ktan)=4294967333, \old(pio4lo_ktan)=4294967306, \old(T)=4294967342, \old(T)=4294967312, \old(tiny_scalbn)=4294967340, \old(two24_krempio)=4294967326, \old(two24_rempio)=4294967315, \old(two54_scalbn)=4294967329, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom54_scalbn)=4294967335, \old(twon24_krempio)=4294967319, \old(zero_krempio)=4294967328, \old(zero_rempio)=4294967337, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L655] double x = -0.0; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L656] CALL, EXPR tan_double(x) VAL [\old(x)=4294967313, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L613] double y[2], z = 0.0; [L614] __int32_t n, ix; VAL [\old(x)=4294967313, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=4294967313, y={-1:0}, z=0, zero_krempio=0, zero_rempio=0] [L617] ieee_double_shape_type gh_u; [L618] gh_u.value = (x) [L619] EXPR gh_u.parts.msw [L619] (ix) = gh_u.parts.msw [L622] ix &= 0x7fffffff VAL [\old(x)=4294967313, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=4294967313, y={-1:0}, z=0, zero_krempio=0, zero_rempio=0] [L623] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=4294967313, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=4294967313, y={-1:0}, z=0, zero_krempio=0, zero_rempio=0] [L626] COND TRUE ix >= 0x7ff00000 [L627] return x - x; [L627] return x - x; VAL [\old(x)=4294967313, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=4294967313, z=0, zero_krempio=0, zero_rempio=0] [L656] RET, EXPR tan_double(x) VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={9:0}, tan_double(x)=4294967308, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=4294967313, zero_krempio=0, zero_rempio=0] [L656] double res = tan_double(x); [L659] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, res=4294967308, res == -0.0 && __signbit_double(res) == 1=0, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=4294967313, zero_krempio=0, zero_rempio=0] [L659] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L660] __VERIFIER_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={1:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={-2:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={-3:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, res=4294967308, T={9:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={-4:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=4294967313, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 284 locations, 1 error locations. UNSAFE Result, 1.0s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 380 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=281occurred 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, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 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...