java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/modf_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1056a82 [2018-05-04 18:08:22,357 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-05-04 18:08:22,359 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-05-04 18:08:22,399 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-05-04 18:08:22,400 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-05-04 18:08:22,401 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-05-04 18:08:22,402 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-05-04 18:08:22,405 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-05-04 18:08:22,407 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-05-04 18:08:22,417 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-05-04 18:08:22,418 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-05-04 18:08:22,419 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-05-04 18:08:22,421 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-05-04 18:08:22,423 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-05-04 18:08:22,436 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-05-04 18:08:22,438 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-05-04 18:08:22,440 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-05-04 18:08:22,449 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-05-04 18:08:22,451 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-05-04 18:08:22,452 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-05-04 18:08:22,457 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-05-04 18:08:22,458 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-05-04 18:08:22,458 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-05-04 18:08:22,459 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-05-04 18:08:22,460 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-05-04 18:08:22,471 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-05-04 18:08:22,472 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-05-04 18:08:22,472 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-05-04 18:08:22,473 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-05-04 18:08:22,473 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-05-04 18:08:22,482 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-05-04 18:08:22,483 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-05-04 18:08:22,518 INFO L110 SettingsManager]: Loading preferences was successful [2018-05-04 18:08:22,525 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-05-04 18:08:22,526 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-05-04 18:08:22,526 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-05-04 18:08:22,527 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-05-04 18:08:22,527 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-05-04 18:08:22,527 INFO L133 SettingsManager]: * Use SBE=true [2018-05-04 18:08:22,527 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-05-04 18:08:22,527 INFO L133 SettingsManager]: * sizeof long=4 [2018-05-04 18:08:22,528 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-05-04 18:08:22,528 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-05-04 18:08:22,528 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-05-04 18:08:22,528 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-05-04 18:08:22,530 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-05-04 18:08:22,530 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-05-04 18:08:22,530 INFO L133 SettingsManager]: * sizeof long double=12 [2018-05-04 18:08:22,530 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-05-04 18:08:22,531 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-05-04 18:08:22,531 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-05-04 18:08:22,531 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-05-04 18:08:22,537 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-05-04 18:08:22,537 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-05-04 18:08:22,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-05-04 18:08:22,538 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-05-04 18:08:22,538 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-05-04 18:08:22,538 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-05-04 18:08:22,538 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-05-04 18:08:22,539 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-05-04 18:08:22,539 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-05-04 18:08:22,539 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-05-04 18:08:22,539 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-05-04 18:08:22,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-05-04 18:08:22,678 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-05-04 18:08:22,691 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-05-04 18:08:22,698 INFO L271 PluginConnector]: Initializing CDTParser... [2018-05-04 18:08:22,699 INFO L276 PluginConnector]: CDTParser initialized [2018-05-04 18:08:22,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf_true-unreach-call.i [2018-05-04 18:08:23,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/197a52a68/7ff2e40e31a54799b32c5abea05c3a92/FLAG36e678615 [2018-05-04 18:08:23,920 INFO L276 CDTParser]: Found 1 translation units. [2018-05-04 18:08:23,921 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf_true-unreach-call.i [2018-05-04 18:08:23,952 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/197a52a68/7ff2e40e31a54799b32c5abea05c3a92/FLAG36e678615 [2018-05-04 18:08:23,978 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/197a52a68/7ff2e40e31a54799b32c5abea05c3a92 [2018-05-04 18:08:23,996 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-05-04 18:08:23,999 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-05-04 18:08:24,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-05-04 18:08:24,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-05-04 18:08:24,027 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-05-04 18:08:24,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:08:23" (1/1) ... [2018-05-04 18:08:24,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59649ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:08:24, skipping insertion in model container [2018-05-04 18:08:24,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:08:23" (1/1) ... [2018-05-04 18:08:24,083 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-04 18:08:24,187 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-04 18:08:24,696 WARN L201 ieTranslatorObserver]: Unsupported Syntax Unsupported function from math.h: modff [2018-05-04 18:08:24,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a692044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:08:24, skipping insertion in model container [2018-05-04 18:08:24,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-05-04 18:08:24,698 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-05-04 18:08:24,699 INFO L168 Benchmark]: Toolchain (without parser) took 702.36 ms. Allocated memory is still 383.3 MB. Free memory was 329.7 MB in the beginning and 312.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 1.9 GB. [2018-05-04 18:08:24,705 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 383.3 MB. Free memory is still 348.8 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-05-04 18:08:24,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.62 ms. Allocated memory is still 383.3 MB. Free memory was 329.7 MB in the beginning and 312.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 1.9 GB. [2018-05-04 18:08:24,715 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 383.3 MB. Free memory is still 348.8 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 695.62 ms. Allocated memory is still 383.3 MB. Free memory was 329.7 MB in the beginning and 312.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 1.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 874]: Unsupported Syntax Unsupported function from math.h: modff RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...