./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1232b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1232b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 064927d7c1e3d8158c8524deee46f65d988c7936 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1232b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 064927d7c1e3d8158c8524deee46f65d988c7936 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:51,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:51,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:51,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:51,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:51,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:51,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:51,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:51,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:51,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:51,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:51,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:51,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:51,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:51,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:51,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:51,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:51,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:51,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:51,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:51,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:51,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:51,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:51,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:51,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:51,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:51,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:51,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:51,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:51,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:51,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:51,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:51,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:51,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:51,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:51,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:51,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:51,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:51,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:51,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:51,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:51,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:51,952 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:51,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:51,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:51,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:51,959 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:51,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:51,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:51,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:51,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:51,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:51,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:51,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:51,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:51,967 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:51,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:51,967 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:51,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:51,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:51,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:51,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:51,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:51,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:51,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:51,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:51,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:51,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:51,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:51,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:51,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 064927d7c1e3d8158c8524deee46f65d988c7936 [2019-11-27 16:08:52,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:52,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:52,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:52,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:52,626 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:52,630 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1232b.c [2019-11-27 16:08:52,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6460e4e26/fb83a6a8690f4bbaa0634ff414dac70e/FLAG669b97c02 [2019-11-27 16:08:53,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:53,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1232b.c [2019-11-27 16:08:53,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6460e4e26/fb83a6a8690f4bbaa0634ff414dac70e/FLAG669b97c02 [2019-11-27 16:08:53,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6460e4e26/fb83a6a8690f4bbaa0634ff414dac70e [2019-11-27 16:08:53,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:53,936 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:53,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:53,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:53,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:53,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:53" (1/1) ... [2019-11-27 16:08:53,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:53, skipping insertion in model container [2019-11-27 16:08:53,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:53" (1/1) ... [2019-11-27 16:08:53,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:54,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:54,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:54,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:54,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:54,721 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:54,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54 WrapperNode [2019-11-27 16:08:54,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:54,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:54,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:54,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:54,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:54,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:54,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:54,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:54,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:54" (1/1) ... [2019-11-27 16:08:54,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:54,918 INFO L168 Benchmark]: Toolchain (without parser) took 980.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:54,937 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:54,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:54,941 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.57 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:54,946 INFO L168 Benchmark]: Boogie Preprocessor took 79.70 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:54,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 779.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.57 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.70 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:58,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:58,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:58,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:58,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:58,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:58,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:58,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:58,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:58,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:58,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:58,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:58,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:58,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:58,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:58,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:58,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:58,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:58,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:58,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:59,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:59,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:59,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:59,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:59,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:59,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:59,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:59,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:59,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:59,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:59,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:59,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:59,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:59,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:59,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:59,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:59,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:59,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:59,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:59,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:59,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:59,056 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:59,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:59,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:59,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:59,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:59,105 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:59,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:59,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:59,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:59,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:59,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:59,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:59,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:59,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:59,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:59,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:59,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:59,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:59,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:59,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:59,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:59,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:59,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:59,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:59,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:59,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:59,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:59,121 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:59,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:59,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:59,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:59,126 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 064927d7c1e3d8158c8524deee46f65d988c7936 [2019-11-27 16:08:59,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:59,749 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:59,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:59,760 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:59,763 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:59,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1232b.c [2019-11-27 16:08:59,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d0bc80c1/c7bce87eb9e445ee942cd650731301c2/FLAGc8cc26350 [2019-11-27 16:09:00,892 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:00,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1232b.c [2019-11-27 16:09:00,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d0bc80c1/c7bce87eb9e445ee942cd650731301c2/FLAGc8cc26350 [2019-11-27 16:09:01,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d0bc80c1/c7bce87eb9e445ee942cd650731301c2 [2019-11-27 16:09:01,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:01,062 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:01,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:01,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:01,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:01,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:01, skipping insertion in model container [2019-11-27 16:09:01,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:01" (1/1) ... [2019-11-27 16:09:01,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:01,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:01,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:01,731 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:01,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:02,011 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:02,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02 WrapperNode [2019-11-27 16:09:02,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:02,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:02,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:02,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:02,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:02,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:02,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:02,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:02,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:02" (1/1) ... [2019-11-27 16:09:02,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:02,253 INFO L168 Benchmark]: Toolchain (without parser) took 1190.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:02,257 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:02,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 954.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:02,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:02,263 INFO L168 Benchmark]: Boogie Preprocessor took 105.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:02,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 954.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...