java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2c62905 [2018-09-19 16:19:46,007 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 16:19:46,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 16:19:46,022 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 16:19:46,022 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 16:19:46,023 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 16:19:46,024 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 16:19:46,026 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 16:19:46,028 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 16:19:46,029 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 16:19:46,030 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 16:19:46,030 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 16:19:46,031 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 16:19:46,032 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 16:19:46,033 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 16:19:46,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 16:19:46,038 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 16:19:46,039 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 16:19:46,041 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 16:19:46,043 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 16:19:46,044 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 16:19:46,045 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 16:19:46,047 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 16:19:46,047 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 16:19:46,047 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 16:19:46,048 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 16:19:46,049 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 16:19:46,050 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 16:19:46,051 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 16:19:46,052 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 16:19:46,052 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 16:19:46,053 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 16:19:46,053 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 16:19:46,053 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 16:19:46,054 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 16:19:46,055 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 16:19:46,055 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-19 16:19:46,070 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 16:19:46,070 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 16:19:46,071 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 16:19:46,071 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-19 16:19:46,072 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-19 16:19:46,072 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-19 16:19:46,072 INFO L133 SettingsManager]: * Use SBE=true [2018-09-19 16:19:46,073 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 16:19:46,073 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-19 16:19:46,073 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-19 16:19:46,073 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 16:19:46,074 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 16:19:46,074 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 16:19:46,074 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 16:19:46,074 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-19 16:19:46,074 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-19 16:19:46,075 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-19 16:19:46,075 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 16:19:46,075 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 16:19:46,075 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 16:19:46,075 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 16:19:46,076 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 16:19:46,076 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 16:19:46,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 16:19:46,076 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 16:19:46,076 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 16:19:46,076 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 16:19:46,077 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-19 16:19:46,077 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 16:19:46,077 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-19 16:19:46,077 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-19 16:19:46,078 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 16:19:46,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 16:19:46,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 16:19:46,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 16:19:46,174 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 16:19:46,175 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 16:19:46,175 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c [2018-09-19 16:19:46,526 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c8c49ec/2103ed2966cf410d93bd90660965e847/FLAGa92cc15d7 [2018-09-19 16:19:46,752 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 16:19:46,753 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c [2018-09-19 16:19:46,771 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c8c49ec/2103ed2966cf410d93bd90660965e847/FLAGa92cc15d7 [2018-09-19 16:19:46,788 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c8c49ec/2103ed2966cf410d93bd90660965e847 [2018-09-19 16:19:46,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 16:19:46,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-19 16:19:46,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 16:19:46,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 16:19:46,810 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 16:19:46,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:19:46" (1/1) ... [2018-09-19 16:19:46,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aab3209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:46, skipping insertion in model container [2018-09-19 16:19:46,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:19:46" (1/1) ... [2018-09-19 16:19:46,826 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 16:19:47,166 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:19:47,188 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 16:19:47,295 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:19:47,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47 WrapperNode [2018-09-19 16:19:47,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 16:19:47,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 16:19:47,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 16:19:47,369 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 16:19:47,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (1/1) ... [2018-09-19 16:19:47,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (1/1) ... [2018-09-19 16:19:47,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (1/1) ... [2018-09-19 16:19:47,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (1/1) ... [2018-09-19 16:19:47,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (1/1) ... [2018-09-19 16:19:47,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (1/1) ... [2018-09-19 16:19:47,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (1/1) ... [2018-09-19 16:19:47,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 16:19:47,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 16:19:47,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 16:19:47,490 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 16:19:47,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (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 [2018-09-19 16:19:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 16:19:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 16:19:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-19 16:19:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypot [2018-09-19 16:19:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-19 16:19:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-09-19 16:19:47,661 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 16:19:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-19 16:19:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-19 16:19:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-19 16:19:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-19 16:19:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-19 16:19:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-19 16:19:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-19 16:19:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-19 16:19:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-19 16:19:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypot [2018-09-19 16:19:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-19 16:19:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-09-19 16:19:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 16:19:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 16:19:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 16:19:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-19 16:19:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-19 16:19:48,005 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:48,051 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:48,337 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:48,356 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:48,377 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,180 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,230 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,370 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,562 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,699 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,906 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,935 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:55,960 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:56,599 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:56,650 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:56,778 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:56,790 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:56,846 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:56,899 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,267 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,276 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,329 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,342 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,367 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,518 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,732 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,740 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,763 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:19:57,855 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 16:19:57,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:19:57 BoogieIcfgContainer [2018-09-19 16:19:57,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 16:19:57,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 16:19:57,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 16:19:57,860 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 16:19:57,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 04:19:46" (1/3) ... [2018-09-19 16:19:57,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3900d16b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:19:57, skipping insertion in model container [2018-09-19 16:19:57,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:19:47" (2/3) ... [2018-09-19 16:19:57,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3900d16b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:19:57, skipping insertion in model container [2018-09-19 16:19:57,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:19:57" (3/3) ... [2018-09-19 16:19:57,864 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1271a_true-unreach-call.c [2018-09-19 16:19:57,874 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 16:19:57,883 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 16:19:57,938 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 16:19:57,939 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 16:19:57,939 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 16:19:57,939 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 16:19:57,939 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 16:19:57,939 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 16:19:57,939 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 16:19:57,940 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 16:19:57,940 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 16:19:57,981 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states. [2018-09-19 16:19:57,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-19 16:19:57,991 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:19:57,992 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:19:57,994 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:19:58,000 INFO L82 PathProgramCache]: Analyzing trace with hash -188971908, now seen corresponding path program 1 times [2018-09-19 16:19:58,005 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:19:58,006 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-19 16:19:58,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:19:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:19:58,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:19:58,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:19:58,219 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:19:58,235 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:19:58,235 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-19 16:19:58,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-19 16:19:58,251 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-19 16:19:58,251 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:19:58,254 INFO L87 Difference]: Start difference. First operand 323 states. Second operand 2 states. [2018-09-19 16:19:58,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:19:58,323 INFO L93 Difference]: Finished difference Result 638 states and 795 transitions. [2018-09-19 16:19:58,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-19 16:19:58,325 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2018-09-19 16:19:58,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:19:58,342 INFO L225 Difference]: With dead ends: 638 [2018-09-19 16:19:58,342 INFO L226 Difference]: Without dead ends: 318 [2018-09-19 16:19:58,351 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:19:58,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2018-09-19 16:19:58,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 318. [2018-09-19 16:19:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2018-09-19 16:19:58,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 349 transitions. [2018-09-19 16:19:58,426 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 349 transitions. Word has length 32 [2018-09-19 16:19:58,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:19:58,426 INFO L480 AbstractCegarLoop]: Abstraction has 318 states and 349 transitions. [2018-09-19 16:19:58,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-19 16:19:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 349 transitions. [2018-09-19 16:19:58,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-19 16:19:58,431 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:19:58,431 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:19:58,432 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:19:58,432 INFO L82 PathProgramCache]: Analyzing trace with hash 728260550, now seen corresponding path program 1 times [2018-09-19 16:19:58,433 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:19:58,434 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-19 16:19:58,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:19:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:19:58,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:19:58,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-19 16:19:58,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-19 16:19:58,792 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:19:58,797 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:19:58,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:19:58,822 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-19 16:19:58,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-19 16:19:58,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-19 16:19:58,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:19:58,911 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:19:58,982 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:19:58,982 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-19 16:19:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:19:59,829 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:19:59,845 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:19:59,846 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-19 16:19:59,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-19 16:19:59,848 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-19 16:19:59,849 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-09-19 16:19:59,849 INFO L87 Difference]: Start difference. First operand 318 states and 349 transitions. Second operand 11 states. [2018-09-19 16:22:06,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:22:06,546 INFO L93 Difference]: Finished difference Result 714 states and 770 transitions. [2018-09-19 16:22:06,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-19 16:22:06,759 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 81 [2018-09-19 16:22:06,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:22:06,769 INFO L225 Difference]: With dead ends: 714 [2018-09-19 16:22:06,769 INFO L226 Difference]: Without dead ends: 592 [2018-09-19 16:22:06,771 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=93, Invalid=413, Unknown=0, NotChecked=0, Total=506 [2018-09-19 16:22:06,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-09-19 16:22:06,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 399. [2018-09-19 16:22:06,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-09-19 16:22:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 434 transitions. [2018-09-19 16:22:06,820 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 434 transitions. Word has length 81 [2018-09-19 16:22:06,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:22:06,821 INFO L480 AbstractCegarLoop]: Abstraction has 399 states and 434 transitions. [2018-09-19 16:22:06,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-19 16:22:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 434 transitions. [2018-09-19 16:22:06,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-19 16:22:06,824 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:22:06,825 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:22:06,825 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:22:06,825 INFO L82 PathProgramCache]: Analyzing trace with hash -115744952, now seen corresponding path program 1 times [2018-09-19 16:22:06,826 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:22:06,826 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-19 16:22:06,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:22:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-19 16:22:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-19 16:22:07,991 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 16:22:08,141 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,143 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,143 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,145 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,145 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,146 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,147 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,148 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,151 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,152 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,153 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,155 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,156 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,158 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,159 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,161 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,162 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,162 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,164 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,165 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,165 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,166 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,166 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,167 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-19 16:22:08,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 04:22:08 BoogieIcfgContainer [2018-09-19 16:22:08,186 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 16:22:08,187 INFO L168 Benchmark]: Toolchain (without parser) took 141387.61 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -384.2 MB). Peak memory consumption was 352.9 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:08,191 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:22:08,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:08,192 INFO L168 Benchmark]: Boogie Preprocessor took 120.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:22:08,195 INFO L168 Benchmark]: RCFGBuilder took 10366.47 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -711.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:08,196 INFO L168 Benchmark]: TraceAbstraction took 130329.16 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 306.3 MB). Peak memory consumption was 306.3 MB. Max. memory is 7.1 GB. [2018-09-19 16:22:08,205 INFO L336 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 565.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 10366.47 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -711.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 130329.16 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 306.3 MB). Peak memory consumption was 306.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 322]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000025, \old(tiny_sqrt)=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000049, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L315] double x = 0.0 / 0.0; [L316] double y = __VERIFIER_nondet_double(); [L318] CALL isfinite_double(y) VAL [\old(x)=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L299] __int32_t hx; VAL [\old(x)=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L301] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=0.0, gh_u={2:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L302] FCALL gh_u.value = (x) VAL [\old(x)=0.0, gh_u={2:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L303] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=0.0, gh_u={2:0}, gh_u.parts.msw=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L303] (hx) = gh_u.parts.msw VAL [\old(x)=0.0, gh_u={2:0}, gh_u.parts.msw=0, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L303] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=0.0, \old(x)=0.0, gh_u={2:0}, gh_u.parts.msw=0, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L304] COND FALSE !(0) VAL [\old(x)=0.0, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L305] RET return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=0.0, \result=1, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L318] isfinite_double(y) VAL [isfinite_double(y)=1, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L318] COND TRUE isfinite_double(y) [L319] CALL, EXPR __ieee754_hypot(x, y) VAL [\old(x)=NaN, \old(y)=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L128] double a = x, b = y, t1, t2, y1, y2, w; [L128] double a = x, b = y, t1, t2, y1, y2, w; [L128] double a = x, b = y, t1, t2, y1, y2, w; [L129] __int32_t j, k, ha, hb; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L132] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L133] FCALL gh_u.value = (x) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L134] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, gh_u.parts.msw=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L134] (ha) = gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, gh_u.parts.msw=-1048576, ha=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L134] FCALL (ha) = gh_u.parts.msw VAL [(ha) = gh_u.parts.msw=NaN, \old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, gh_u.parts.msw=-1048576, ha=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L135] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L136] ha &= 0x7fffffff VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L138] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L139] FCALL gh_u.value = (y) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L140] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, gh_u.parts.msw=0, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L140] (hb) = gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, gh_u.parts.msw=0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L140] FCALL (hb) = gh_u.parts.msw VAL [(hb) = gh_u.parts.msw=0.0, \old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, gh_u.parts.msw=0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L141] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L142] hb &= 0x7fffffff VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L143] COND FALSE !(hb > ha) [L150] a = x [L151] b = y VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L154] FCALL ieee_double_shape_type sh_u; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L155] FCALL sh_u.value = (a) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L156] FCALL sh_u.parts.msw = (ha) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] EXPR, FCALL sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] (a) = sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] FCALL (a) = sh_u.value VAL [(a) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] FCALL (a) = sh_u.value VAL [(a) = sh_u.value=0, (a) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L158] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L160] FCALL ieee_double_shape_type sh_u; VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L161] FCALL sh_u.value = (b) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L162] FCALL sh_u.parts.msw = (hb) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] EXPR, FCALL sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] (b) = sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] FCALL (b) = sh_u.value VAL [(b) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] FCALL (b) = sh_u.value VAL [(b) = sh_u.value=0, (b) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L164] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L165] COND TRUE (ha - hb) > 0x3c00000 [L166] RET return a + b; VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L319] EXPR __ieee754_hypot(x, y) VAL [one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L319] double res = __ieee754_hypot(x, y); [L321] CALL, EXPR isnan_double(res) VAL [one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L296] RET return x != x; VAL [\result=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L321] EXPR isnan_double(res) VAL [isnan_double(res)=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L321] COND TRUE !isnan_double(res) [L322] __VERIFIER_error() VAL [one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 323 locations, 1 error locations. UNSAFE Result, 130.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 127.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 834 SDtfs, 1142 SDslu, 2981 SDs, 0 SdLazy, 520 SolverSat, 26 SolverUnsat, 55 SolverUnknown, 0 SolverNotchecked, 123.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=399occurred in iteration=2, 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 193 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 111 ConstructedInterpolants, 47 QuantifiedInterpolants, 83601 SizeOfPredicates, 9 NumberOfNonLiveVariables, 245 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...