/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/modf.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:13:04,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:13:04,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:13:04,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:13:04,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:13:04,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:13:04,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:13:04,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:13:04,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:13:04,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:13:04,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:13:04,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:13:04,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:13:04,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:13:04,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:13:04,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:13:04,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:13:04,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:13:04,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:13:04,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:13:04,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:13:04,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:13:04,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:13:04,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:13:04,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:13:04,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:13:04,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:13:04,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:13:04,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:13:04,702 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:13:04,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:13:04,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:13:04,704 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:13:04,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:13:04,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:13:04,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:13:04,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:13:04,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:13:04,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:13:04,705 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:13:04,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:13:04,705 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:13:04,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:13:04,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:13:04,706 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:13:04,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:13:04,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:13:04,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:13:04,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:13:04,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:13:04,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:13:04,707 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:13:04,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:13:04,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:13:04,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:13:04,997 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:13:04,997 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:13:04,998 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf.i [2020-07-18 00:13:05,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ea209df/ae4c77271fce4b97bdef2b117b612146/FLAGb92d1fb39 [2020-07-18 00:13:05,664 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:13:05,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf.i [2020-07-18 00:13:05,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ea209df/ae4c77271fce4b97bdef2b117b612146/FLAGb92d1fb39 [2020-07-18 00:13:06,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ea209df/ae4c77271fce4b97bdef2b117b612146 [2020-07-18 00:13:06,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:13:06,035 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:13:06,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:06,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:13:06,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:13:06,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:06" (1/1) ... [2020-07-18 00:13:06,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f01846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:06, skipping insertion in model container [2020-07-18 00:13:06,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:06" (1/1) ... [2020-07-18 00:13:06,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:13:06,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:13:06,652 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: modff [2020-07-18 00:13:06,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c7a5447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:06, skipping insertion in model container [2020-07-18 00:13:06,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:06,654 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-18 00:13:06,745 INFO L168 Benchmark]: Toolchain (without parser) took 622.56 ms. Allocated memory is still 136.8 MB. Free memory was 100.2 MB in the beginning and 84.6 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:06,746 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 00:13:06,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.71 ms. Allocated memory is still 136.8 MB. Free memory was 100.0 MB in the beginning and 84.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:06,751 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 616.71 ms. Allocated memory is still 136.8 MB. Free memory was 100.0 MB in the beginning and 84.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 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...