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_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_interval_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-240ea10 [2018-05-03 21:10:15,873 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-05-03 21:10:15,875 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-05-03 21:10:15,901 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-05-03 21:10:15,901 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-05-03 21:10:15,910 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-05-03 21:10:15,911 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-05-03 21:10:15,918 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-05-03 21:10:15,920 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-05-03 21:10:15,921 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-05-03 21:10:15,922 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-05-03 21:10:15,922 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-05-03 21:10:15,928 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-05-03 21:10:15,930 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-05-03 21:10:15,931 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-05-03 21:10:15,946 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-05-03 21:10:15,948 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-05-03 21:10:15,956 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-05-03 21:10:15,957 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-05-03 21:10:15,959 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-05-03 21:10:15,972 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-05-03 21:10:15,972 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-05-03 21:10:15,972 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-05-03 21:10:15,976 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-05-03 21:10:15,977 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-05-03 21:10:15,978 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-05-03 21:10:15,978 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-05-03 21:10:15,986 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-05-03 21:10:15,987 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-05-03 21:10:15,988 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-05-03 21:10:15,988 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-05-03 21:10:15,989 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-05-03 21:10:16,027 INFO L110 SettingsManager]: Loading preferences was successful [2018-05-03 21:10:16,033 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-05-03 21:10:16,034 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-05-03 21:10:16,034 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-05-03 21:10:16,035 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-05-03 21:10:16,035 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-05-03 21:10:16,035 INFO L133 SettingsManager]: * Use SBE=true [2018-05-03 21:10:16,035 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-05-03 21:10:16,036 INFO L133 SettingsManager]: * sizeof long=4 [2018-05-03 21:10:16,036 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-05-03 21:10:16,036 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-05-03 21:10:16,036 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-05-03 21:10:16,036 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-05-03 21:10:16,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-05-03 21:10:16,037 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-05-03 21:10:16,038 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-05-03 21:10:16,038 INFO L133 SettingsManager]: * sizeof long double=12 [2018-05-03 21:10:16,039 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-05-03 21:10:16,039 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-05-03 21:10:16,039 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-05-03 21:10:16,045 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-05-03 21:10:16,045 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-05-03 21:10:16,045 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-05-03 21:10:16,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-05-03 21:10:16,046 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-05-03 21:10:16,046 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-05-03 21:10:16,046 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-05-03 21:10:16,046 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-05-03 21:10:16,046 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-05-03 21:10:16,047 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-05-03 21:10:16,047 INFO L133 SettingsManager]: * Command for external solver=cvc4 --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-05-03 21:10:16,047 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-05-03 21:10:16,047 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-05-03 21:10:16,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-05-03 21:10:16,183 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-05-03 21:10:16,188 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-05-03 21:10:16,195 INFO L271 PluginConnector]: Initializing CDTParser... [2018-05-03 21:10:16,196 INFO L276 PluginConnector]: CDTParser initialized [2018-05-03 21:10:16,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_interval_true-unreach-call.c [2018-05-03 21:10:16,729 INFO L223 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4598c7a/eee7158118224770acd2e327321c4f3d/FLAG40af0ac3c [2018-05-03 21:10:17,175 INFO L280 CDTParser]: Found 1 translation units. [2018-05-03 21:10:17,176 INFO L161 CDTParser]: Scanning sqrt_Householder_interval_true-unreach-call.c [2018-05-03 21:10:17,197 INFO L328 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4598c7a/eee7158118224770acd2e327321c4f3d/FLAG40af0ac3c [2018-05-03 21:10:17,233 INFO L336 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4598c7a/eee7158118224770acd2e327321c4f3d [2018-05-03 21:10:17,245 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-05-03 21:10:17,248 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-05-03 21:10:17,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-05-03 21:10:17,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-05-03 21:10:17,265 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-05-03 21:10:17,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b651edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17, skipping insertion in model container [2018-05-03 21:10:17,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,328 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-03 21:10:17,367 INFO L167 Dispatcher]: Using SV-COMP mode [2018-05-03 21:10:17,686 INFO L175 PostProcessor]: Settings: Checked method=main [2018-05-03 21:10:17,737 INFO L175 PostProcessor]: Settings: Checked method=main [2018-05-03 21:10:17,746 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 8 non ball SCCs. Number of states in SCCs 8. [2018-05-03 21:10:17,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17 WrapperNode [2018-05-03 21:10:17,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-05-03 21:10:17,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-05-03 21:10:17,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-05-03 21:10:17,782 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-05-03 21:10:17,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 09:10:17" (1/1) ... [2018-05-03 21:10:17,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-05-03 21:10:17,896 INFO L168 Benchmark]: Toolchain (without parser) took 650.41 ms. Allocated memory is still 383.3 MB. Free memory was 329.7 MB in the beginning and 317.0 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 1.9 GB. [2018-05-03 21:10:17,899 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-05-03 21:10:17,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.90 ms. Allocated memory is still 383.3 MB. Free memory was 329.7 MB in the beginning and 319.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 1.9 GB. [2018-05-03 21:10:17,908 INFO L168 Benchmark]: Boogie Preprocessor took 103.29 ms. Allocated memory is still 383.3 MB. Free memory was 319.1 MB in the beginning and 317.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. [2018-05-03 21:10:17,912 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 522.90 ms. Allocated memory is still 383.3 MB. Free memory was 329.7 MB in the beginning and 319.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 103.29 ms. Allocated memory is still 383.3 MB. Free memory was 319.1 MB in the beginning and 317.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...