java -ea -Xmx4000000000 -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/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-benchs/arctan_Pade_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-30e687d [2018-10-16 20:14:44,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-16 20:14:44,334 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-16 20:14:44,375 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-16 20:14:44,375 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-16 20:14:44,376 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-16 20:14:44,381 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-16 20:14:44,386 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-16 20:14:44,389 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-16 20:14:44,396 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-16 20:14:44,398 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-16 20:14:44,398 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-16 20:14:44,404 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-16 20:14:44,408 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-16 20:14:44,409 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-16 20:14:44,422 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-16 20:14:44,423 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-16 20:14:44,425 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-16 20:14:44,434 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-16 20:14:44,442 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-16 20:14:44,443 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-16 20:14:44,446 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-16 20:14:44,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-16 20:14:44,454 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-16 20:14:44,455 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-16 20:14:44,462 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-16 20:14:44,463 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-16 20:14:44,464 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-16 20:14:44,470 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-16 20:14:44,475 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-16 20:14:44,475 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-16 20:14:44,476 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-16 20:14:44,480 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-16 20:14:44,480 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-16 20:14:44,484 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-16 20:14:44,484 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-16 20:14:44,485 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-16 20:14:44,537 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-16 20:14:44,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-16 20:14:44,539 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-16 20:14:44,546 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-16 20:14:44,548 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-16 20:14:44,549 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-16 20:14:44,549 INFO L133 SettingsManager]: * Use SBE=true [2018-10-16 20:14:44,549 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-16 20:14:44,549 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-16 20:14:44,550 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-16 20:14:44,550 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-16 20:14:44,550 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-16 20:14:44,551 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-16 20:14:44,554 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-16 20:14:44,554 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-16 20:14:44,555 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-16 20:14:44,555 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-16 20:14:44,555 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-16 20:14:44,555 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-16 20:14:44,555 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-16 20:14:44,560 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-16 20:14:44,560 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-16 20:14:44,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-16 20:14:44,561 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-16 20:14:44,561 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-16 20:14:44,561 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-16 20:14:44,564 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-16 20:14:44,564 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-16 20:14:44,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-16 20:14:44,564 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-16 20:14:44,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-16 20:14:44,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-16 20:14:44,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-16 20:14:44,743 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-16 20:14:44,744 INFO L276 PluginConnector]: CDTParser initialized [2018-10-16 20:14:44,745 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-10-16 20:14:44,906 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a491d2a9/17f2cea4efc141999b0f720d20976b60/FLAGf19eddc7e [2018-10-16 20:14:45,933 INFO L298 CDTParser]: Found 1 translation units. [2018-10-16 20:14:45,934 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/arctan_Pade_true-unreach-call_true-termination.c [2018-10-16 20:14:45,955 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a491d2a9/17f2cea4efc141999b0f720d20976b60/FLAGf19eddc7e [2018-10-16 20:14:45,999 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a491d2a9/17f2cea4efc141999b0f720d20976b60 [2018-10-16 20:14:46,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-16 20:14:46,033 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-16 20:14:46,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-16 20:14:46,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-16 20:14:46,044 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-16 20:14:46,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73d96861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46, skipping insertion in model container [2018-10-16 20:14:46,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-16 20:14:46,141 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-16 20:14:46,620 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 20:14:46,634 INFO L189 MainTranslator]: Completed pre-run [2018-10-16 20:14:46,670 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 20:14:46,690 INFO L193 MainTranslator]: Completed translation [2018-10-16 20:14:46,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46 WrapperNode [2018-10-16 20:14:46,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-16 20:14:46,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-16 20:14:46,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-16 20:14:46,691 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-16 20:14:46,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 08:14:46" (1/1) ... [2018-10-16 20:14:46,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-16 20:14:46,738 INFO L168 Benchmark]: Toolchain (without parser) took 712.27 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-16 20:14:46,740 INFO L168 Benchmark]: CDTParser took 2.38 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-16 20:14:46,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.51 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-16 20:14:46,741 INFO L168 Benchmark]: Boogie Preprocessor took 43.57 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-16 20:14:46,745 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.38 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 656.51 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 43.57 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...