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-ead35ba [2018-05-09 14:59:39,492 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-05-09 14:59:39,498 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-05-09 14:59:39,536 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-05-09 14:59:39,536 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-05-09 14:59:39,537 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-05-09 14:59:39,539 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-05-09 14:59:39,552 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-05-09 14:59:39,553 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-05-09 14:59:39,554 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-05-09 14:59:39,562 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-05-09 14:59:39,562 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-05-09 14:59:39,563 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-05-09 14:59:39,564 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-05-09 14:59:39,572 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-05-09 14:59:39,574 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-05-09 14:59:39,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-05-09 14:59:39,595 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-05-09 14:59:39,600 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-05-09 14:59:39,601 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-05-09 14:59:39,604 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-05-09 14:59:39,613 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-05-09 14:59:39,613 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-05-09 14:59:39,615 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-05-09 14:59:39,616 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-05-09 14:59:39,622 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-05-09 14:59:39,622 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-05-09 14:59:39,623 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-05-09 14:59:39,624 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-05-09 14:59:39,624 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-05-09 14:59:39,625 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-05-09 14:59:39,625 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-05-09 14:59:39,669 INFO L110 SettingsManager]: Loading preferences was successful [2018-05-09 14:59:39,673 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-05-09 14:59:39,675 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-05-09 14:59:39,676 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-05-09 14:59:39,676 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-05-09 14:59:39,677 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-05-09 14:59:39,677 INFO L133 SettingsManager]: * Use SBE=true [2018-05-09 14:59:39,677 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-05-09 14:59:39,677 INFO L133 SettingsManager]: * sizeof long=4 [2018-05-09 14:59:39,684 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-05-09 14:59:39,684 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-05-09 14:59:39,684 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-05-09 14:59:39,685 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-05-09 14:59:39,685 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-05-09 14:59:39,685 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-05-09 14:59:39,685 INFO L133 SettingsManager]: * sizeof long double=12 [2018-05-09 14:59:39,685 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-05-09 14:59:39,694 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-05-09 14:59:39,694 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-05-09 14:59:39,694 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-05-09 14:59:39,694 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-05-09 14:59:39,695 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-05-09 14:59:39,695 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-05-09 14:59:39,695 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-05-09 14:59:39,695 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-05-09 14:59:39,695 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-05-09 14:59:39,696 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-05-09 14:59:39,696 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-05-09 14:59:39,696 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-05-09 14:59:39,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-05-09 14:59:39,696 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-05-09 14:59:39,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-05-09 14:59:39,856 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-05-09 14:59:39,861 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-05-09 14:59:39,870 INFO L271 PluginConnector]: Initializing CDTParser... [2018-05-09 14:59:39,871 INFO L276 PluginConnector]: CDTParser initialized [2018-05-09 14:59:39,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf_true-unreach-call.i [2018-05-09 14:59:40,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/44b37bbca/42f86989aa114bd7b51243d8aafbb13b/FLAGce1f681cc [2018-05-09 14:59:41,258 INFO L276 CDTParser]: Found 1 translation units. [2018-05-09 14:59:41,275 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf_true-unreach-call.i [2018-05-09 14:59:41,419 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/44b37bbca/42f86989aa114bd7b51243d8aafbb13b/FLAGce1f681cc [2018-05-09 14:59:41,519 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/44b37bbca/42f86989aa114bd7b51243d8aafbb13b [2018-05-09 14:59:41,564 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-05-09 14:59:41,583 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-05-09 14:59:41,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-05-09 14:59:41,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-05-09 14:59:41,656 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-05-09 14:59:41,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.05 02:59:41" (1/1) ... [2018-05-09 14:59:41,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@479f343a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.05 02:59:41, skipping insertion in model container [2018-05-09 14:59:41,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.05 02:59:41" (1/1) ... [2018-05-09 14:59:42,245 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-05-09 14:59:42,474 WARN L201 ieTranslatorObserver]: Unsupported Syntax: Unsupported function from math.h: modff [2018-05-09 14:59:42,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@266e39b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.05 02:59:42, skipping insertion in model container [2018-05-09 14:59:42,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-05-09 14:59:42,482 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-05-09 14:59:42,484 INFO L168 Benchmark]: Toolchain (without parser) took 919.17 ms. Allocated memory is still 383.3 MB. Free memory was 327.1 MB in the beginning and 310.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 1.9 GB. [2018-05-09 14:59:42,491 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 383.3 MB. Free memory is still 347.8 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-05-09 14:59:42,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 897.56 ms. Allocated memory is still 383.3 MB. Free memory was 327.1 MB in the beginning and 310.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 1.9 GB. [2018-05-09 14:59:42,495 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 383.3 MB. Free memory is still 347.8 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 897.56 ms. Allocated memory is still 383.3 MB. Free memory was 327.1 MB in the beginning and 310.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 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...