./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/round.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/floats-esbmc-regression/round.i -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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9e4251dbb300f03b3d83f28f501b84b64dd36cc ................................................................................................................................................................... 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 -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/floats-esbmc-regression/round.i -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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9e4251dbb300f03b3d83f28f501b84b64dd36cc ......................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 00:00:14,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 00:00:14,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 00:00:14,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 00:00:14,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 00:00:14,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 00:00:14,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 00:00:14,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 00:00:14,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 00:00:14,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 00:00:14,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 00:00:14,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 00:00:14,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 00:00:14,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 00:00:14,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 00:00:14,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 00:00:14,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 00:00:14,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 00:00:14,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 00:00:14,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 00:00:14,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 00:00:14,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 00:00:14,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 00:00:14,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 00:00:14,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 00:00:14,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 00:00:14,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 00:00:14,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 00:00:14,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 00:00:14,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 00:00:14,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 00:00:14,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 00:00:14,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 00:00:14,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 00:00:14,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 00:00:14,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 00:00:14,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 00:00:14,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 00:00:14,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 00:00:14,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 00:00:14,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 00:00:14,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 00:00:14,880 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 00:00:14,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 00:00:14,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 00:00:14,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 00:00:14,882 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 00:00:14,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 00:00:14,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 00:00:14,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 00:00:14,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 00:00:14,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 00:00:14,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 00:00:14,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 00:00:14,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 00:00:14,884 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 00:00:14,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 00:00:14,884 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 00:00:14,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 00:00:14,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 00:00:14,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 00:00:14,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 00:00:14,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 00:00:14,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 00:00:14,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 00:00:14,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 00:00:14,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 00:00:14,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 00:00:14,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 00:00:14,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 00:00:14,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2021-07-05 00:00:15,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 00:00:15,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 00:00:15,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 00:00:15,159 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 00:00:15,161 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 00:00:15,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2021-07-05 00:00:15,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13bc017c2/2e0dda6f3dca4f818321596fa97e9684/FLAG84e57ca76 [2021-07-05 00:00:15,621 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 00:00:15,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2021-07-05 00:00:15,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13bc017c2/2e0dda6f3dca4f818321596fa97e9684/FLAG84e57ca76 [2021-07-05 00:00:15,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13bc017c2/2e0dda6f3dca4f818321596fa97e9684 [2021-07-05 00:00:15,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 00:00:16,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 00:00:16,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 00:00:16,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 00:00:16,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 00:00:16,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:00:15" (1/1) ... [2021-07-05 00:00:16,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21a41035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:00:16, skipping insertion in model container [2021-07-05 00:00:16,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:00:15" (1/1) ... [2021-07-05 00:00:16,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 00:00:16,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 00:00:16,436 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i[36280,36293] [2021-07-05 00:00:16,441 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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.visit(CHandler.java:712) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1415) 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.visit(CHandler.java:1359) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) 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:1430) 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:3219) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-05 00:00:16,473 INFO L168 Benchmark]: Toolchain (without parser) took 462.53 ms. Allocated memory is still 79.7 MB. Free memory was 64.3 MB in the beginning and 62.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-07-05 00:00:16,475 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 79.7 MB. Free memory was 62.0 MB in the beginning and 61.9 MB in the end (delta: 67.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 00:00:16,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.60 ms. Allocated memory is still 79.7 MB. Free memory was 64.2 MB in the beginning and 62.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-07-05 00:00:16,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 79.7 MB. Free memory was 62.0 MB in the beginning and 61.9 MB in the end (delta: 67.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 451.60 ms. Allocated memory is still 79.7 MB. Free memory was 64.2 MB in the beginning and 62.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 00:00:17,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 00:00:17,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 00:00:18,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 00:00:18,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 00:00:18,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 00:00:18,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 00:00:18,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 00:00:18,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 00:00:18,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 00:00:18,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 00:00:18,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 00:00:18,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 00:00:18,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 00:00:18,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 00:00:18,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 00:00:18,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 00:00:18,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 00:00:18,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 00:00:18,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 00:00:18,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 00:00:18,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 00:00:18,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 00:00:18,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 00:00:18,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 00:00:18,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 00:00:18,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 00:00:18,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 00:00:18,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 00:00:18,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 00:00:18,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 00:00:18,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 00:00:18,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 00:00:18,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 00:00:18,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 00:00:18,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 00:00:18,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 00:00:18,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 00:00:18,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 00:00:18,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 00:00:18,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 00:00:18,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-07-05 00:00:18,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 00:00:18,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 00:00:18,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 00:00:18,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 00:00:18,074 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 00:00:18,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 00:00:18,074 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 00:00:18,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 00:00:18,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 00:00:18,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 00:00:18,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 00:00:18,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 00:00:18,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 00:00:18,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 00:00:18,076 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 00:00:18,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 00:00:18,076 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 00:00:18,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 00:00:18,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 00:00:18,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 00:00:18,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 00:00:18,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 00:00:18,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 00:00:18,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 00:00:18,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 00:00:18,078 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 00:00:18,078 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 00:00:18,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 00:00:18,079 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 00:00:18,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 00:00:18,079 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2021-07-05 00:00:18,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 00:00:18,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 00:00:18,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 00:00:18,318 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 00:00:18,320 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 00:00:18,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2021-07-05 00:00:18,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b68da80b/afc4ec2ee3954a0eabfdcd0d97f06710/FLAG5a8eb2c5b [2021-07-05 00:00:18,812 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 00:00:18,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2021-07-05 00:00:18,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b68da80b/afc4ec2ee3954a0eabfdcd0d97f06710/FLAG5a8eb2c5b [2021-07-05 00:00:19,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b68da80b/afc4ec2ee3954a0eabfdcd0d97f06710 [2021-07-05 00:00:19,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 00:00:19,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 00:00:19,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 00:00:19,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 00:00:19,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 00:00:19,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:00:19" (1/1) ... [2021-07-05 00:00:19,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@496a6ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 12:00:19, skipping insertion in model container [2021-07-05 00:00:19,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 12:00:19" (1/1) ... [2021-07-05 00:00:19,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 00:00:19,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 00:00:19,485 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i[36280,36293] [2021-07-05 00:00:19,492 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2349) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:713) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1415) 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.visit(CHandler.java:1359) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) 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:1430) 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:3219) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-05 00:00:19,496 INFO L168 Benchmark]: Toolchain (without parser) took 338.01 ms. Allocated memory is still 60.8 MB. Free memory was 44.7 MB in the beginning and 41.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-05 00:00:19,496 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 00:00:19,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.96 ms. Allocated memory is still 60.8 MB. Free memory was 44.5 MB in the beginning and 41.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-05 00:00:19,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 32.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 335.96 ms. Allocated memory is still 60.8 MB. Free memory was 44.5 MB in the beginning and 41.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...