./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0883.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/float_req_bl_0883.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 8c7963ed585a0c92e8c8e014b8d4f1bd36963ddd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float_req_bl_0883.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 8c7963ed585a0c92e8c8e014b8d4f1bd36963ddd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:09:33,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:33,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:33,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:33,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:33,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:33,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:33,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:33,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:33,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:33,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:33,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:33,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:33,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:33,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:33,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:33,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:33,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:33,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:33,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:33,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:33,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:33,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:33,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:33,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:33,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:33,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:33,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:33,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:33,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:33,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:33,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:33,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:33,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:33,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:33,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:33,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:33,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:33,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:33,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:33,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:33,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:33,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:33,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:33,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:33,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:33,983 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:33,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:33,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:33,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:33,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:33,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:33,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:33,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:33,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:33,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:33,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:33,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:33,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:33,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:33,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:33,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:33,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:33,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:33,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:33,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:33,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:33,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:33,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:33,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:33,997 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 -> 8c7963ed585a0c92e8c8e014b8d4f1bd36963ddd [2019-11-27 16:09:34,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:34,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:34,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:34,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:34,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:34,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2019-11-27 16:09:34,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99adc9337/5b4b9cb6cbb54bca9699e251293ad4ae/FLAG4665d4648 [2019-11-27 16:09:35,865 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:35,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2019-11-27 16:09:35,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99adc9337/5b4b9cb6cbb54bca9699e251293ad4ae/FLAG4665d4648 [2019-11-27 16:09:35,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99adc9337/5b4b9cb6cbb54bca9699e251293ad4ae [2019-11-27 16:09:35,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:35,962 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:35,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:35,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:35,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:35,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:35" (1/1) ... [2019-11-27 16:09:35,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:35, skipping insertion in model container [2019-11-27 16:09:35,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:35" (1/1) ... [2019-11-27 16:09:36,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:36,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:36,895 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1637) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:319) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1583) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1560) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1406) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3463) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 16:09:36,915 INFO L168 Benchmark]: Toolchain (without parser) took 946.40 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:36,917 INFO L168 Benchmark]: CDTParser took 1.38 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 16:09:36,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 940.58 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:36,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 940.58 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) 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 16:09:40,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:40,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:40,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:40,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:40,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:40,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:40,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:40,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:40,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:40,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:40,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:40,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:40,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:40,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:40,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:40,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:40,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:40,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:40,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:40,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:40,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:40,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:40,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:40,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:40,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:40,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:40,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:40,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:40,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:40,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:40,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:41,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:41,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:41,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:41,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:41,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:41,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:41,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:41,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:41,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:41,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:41,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:41,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:41,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:41,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:41,064 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:41,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:41,067 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:41,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:41,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:41,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:41,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:41,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:41,072 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:41,072 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:41,073 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:41,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:41,073 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:41,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:41,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:41,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:41,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:41,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:41,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:41,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:41,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:41,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:41,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:41,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:41,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:41,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:41,085 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 -> 8c7963ed585a0c92e8c8e014b8d4f1bd36963ddd [2019-11-27 16:09:41,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:41,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:41,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:41,692 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:41,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:41,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2019-11-27 16:09:41,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bccb6a6f/6fc71dc43a324ecd898f76c5a7b54d1b/FLAGd1ff7c8ad [2019-11-27 16:09:43,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:43,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0883.c [2019-11-27 16:09:43,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bccb6a6f/6fc71dc43a324ecd898f76c5a7b54d1b/FLAGd1ff7c8ad [2019-11-27 16:09:43,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bccb6a6f/6fc71dc43a324ecd898f76c5a7b54d1b [2019-11-27 16:09:43,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:43,144 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:43,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:43,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:43,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:43,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43, skipping insertion in model container [2019-11-27 16:09:43,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:43,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:44,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:44,295 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:44,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:44,710 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:44,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44 WrapperNode [2019-11-27 16:09:44,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:44,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:44,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:44,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:44,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:44,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:44,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:44,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:44,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:44,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:44,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:44,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:44,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:44,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:45,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:45,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:45,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:44" (1/1) ... [2019-11-27 16:09:45,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:45,225 INFO L168 Benchmark]: Toolchain (without parser) took 2073.04 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 961.3 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:45,226 INFO L168 Benchmark]: CDTParser took 0.34 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 16:09:45,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1553.36 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:45,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.20 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:45,238 INFO L168 Benchmark]: Boogie Preprocessor took 285.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:45,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1553.36 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.20 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...