java -ea -Xmx2000000000 -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/floats-cbmc-regression/float-rounding1_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dddd7a2 [2018-10-11 10:55:08,827 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 10:55:08,829 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 10:55:08,854 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 10:55:08,854 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 10:55:08,859 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 10:55:08,860 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 10:55:08,863 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 10:55:08,867 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 10:55:08,874 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 10:55:08,877 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 10:55:08,877 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 10:55:08,880 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 10:55:08,881 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 10:55:08,882 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 10:55:08,882 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 10:55:08,892 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 10:55:08,894 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 10:55:08,901 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 10:55:08,905 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 10:55:08,906 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 10:55:08,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 10:55:08,915 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 10:55:08,915 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 10:55:08,915 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 10:55:08,916 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 10:55:08,922 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 10:55:08,923 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 10:55:08,923 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 10:55:08,930 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 10:55:08,930 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 10:55:08,930 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 10:55:08,930 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 10:55:08,931 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 10:55:08,932 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 10:55:08,933 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 10:55:08,933 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 [2018-10-11 10:55:08,970 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 10:55:08,970 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 10:55:08,971 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 10:55:08,971 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 10:55:08,972 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 10:55:08,972 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 10:55:08,972 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 10:55:08,972 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 10:55:08,972 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 10:55:08,973 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 10:55:08,978 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 10:55:08,978 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 10:55:08,978 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 10:55:08,978 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 10:55:08,978 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 10:55:08,978 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 10:55:08,979 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 10:55:08,979 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 10:55:08,979 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 10:55:08,979 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 10:55:08,979 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 10:55:08,979 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 10:55:08,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 10:55:08,983 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 10:55:08,983 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 10:55:08,983 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 10:55:08,983 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 10:55:08,983 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 10:55:08,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-11 10:55:08,984 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 10:55:09,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 10:55:09,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 10:55:09,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 10:55:09,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 10:55:09,111 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 10:55:09,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-rounding1_true-unreach-call.i [2018-10-11 10:55:09,532 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eab28738/a9906feebb904b5c841abaaaa15aab94/FLAG4fe9883e8 [2018-10-11 10:55:09,997 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 10:55:10,001 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-rounding1_true-unreach-call.i [2018-10-11 10:55:10,027 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eab28738/a9906feebb904b5c841abaaaa15aab94/FLAG4fe9883e8 [2018-10-11 10:55:10,059 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eab28738/a9906feebb904b5c841abaaaa15aab94 [2018-10-11 10:55:10,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 10:55:10,081 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 10:55:10,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 10:55:10,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 10:55:10,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 10:55:10,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:55:10" (1/1) ... [2018-10-11 10:55:10,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed4b44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:55:10, skipping insertion in model container [2018-10-11 10:55:10,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:55:10" (1/1) ... [2018-10-11 10:55:10,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 10:55:10,210 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 10:55:10,545 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: fesetround [2018-10-11 10:55:10,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@757be4a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:55:10, skipping insertion in model container [2018-10-11 10:55:10,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 10:55:10,556 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-11 10:55:10,558 INFO L168 Benchmark]: Toolchain (without parser) took 477.90 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 10:55:10,568 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 10:55:10,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 474.23 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 10:55:10,576 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 0.18 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 474.23 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1085]: Unsupported Syntax Unsupported function from math.h: fesetround RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...