./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/round.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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/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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e2321be8939537c2a52c918c5f76235883a721b ................................................................................................................................................................ 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 -ea -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/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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e2321be8939537c2a52c918c5f76235883a721b ...................................................................................................................................................................... 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 0.1.25-8bd4bc6 [2020-07-28 17:32:23,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:32:23,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:32:23,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:32:23,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:32:23,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:32:23,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:32:23,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:32:23,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:32:23,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:32:23,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:32:23,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:32:23,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:32:23,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:32:23,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:32:23,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:32:23,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:32:23,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:32:23,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:32:23,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:32:23,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:32:23,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:32:23,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:32:23,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:32:23,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:32:23,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:32:23,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:32:23,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:32:23,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:32:23,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:32:23,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:32:23,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:32:23,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:32:23,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:32:23,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:32:23,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:32:23,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:32:23,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:32:23,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:32:23,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:32:23,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:32:23,715 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 17:32:23,731 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:32:23,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:32:23,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:32:23,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:32:23,733 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:32:23,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:32:23,733 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:32:23,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 17:32:23,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:32:23,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:32:23,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:32:23,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:32:23,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:32:23,735 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:32:23,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:32:23,735 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:32:23,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:32:23,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:32:23,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:32:23,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:32:23,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:32:23,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:32:23,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:32:23,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:32:23,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:32:23,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 17:32:23,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 17:32:23,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:32:23,738 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:32:23,738 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 -> 9e2321be8939537c2a52c918c5f76235883a721b [2020-07-28 17:32:24,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:32:24,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:32:24,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:32:24,071 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:32:24,071 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:32:24,072 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-07-28 17:32:24,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7422bde75/3898bb1da7574e9e84581991f6d6a6b4/FLAGe32886ed3 [2020-07-28 17:32:24,716 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:32:24,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-07-28 17:32:24,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7422bde75/3898bb1da7574e9e84581991f6d6a6b4/FLAGe32886ed3 [2020-07-28 17:32:25,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7422bde75/3898bb1da7574e9e84581991f6d6a6b4 [2020-07-28 17:32:25,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:32:25,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:32:25,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:32:25,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:32:25,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:32:25,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:25" (1/1) ... [2020-07-28 17:32:25,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67acafc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:25, skipping insertion in model container [2020-07-28 17:32:25,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:25" (1/1) ... [2020-07-28 17:32:25,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:32:25,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:32:25,728 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.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1652) 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:1385) 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:697) 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:1392) 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:1336) 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:1029) 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:1407) 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:3469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) 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$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-28 17:32:25,737 INFO L168 Benchmark]: Toolchain (without parser) took 727.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:25,738 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:32:25,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:25,743 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 722.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 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 0.1.25-8bd4bc6 [2020-07-28 17:32:27,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:32:27,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:32:27,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:32:27,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:32:27,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:32:27,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:32:27,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:32:27,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:32:27,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:32:27,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:32:27,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:32:27,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:32:27,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:32:27,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:32:27,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:32:27,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:32:27,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:32:27,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:32:27,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:32:27,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:32:27,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:32:27,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:32:27,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:32:27,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:32:27,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:32:27,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:32:27,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:32:27,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:32:27,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:32:27,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:32:27,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:32:27,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:32:27,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:32:27,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:32:27,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:32:27,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:32:27,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:32:27,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:32:27,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:32:27,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:32:27,777 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-07-28 17:32:27,799 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:32:27,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:32:27,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:32:27,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:32:27,803 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:32:27,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:32:27,804 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:32:27,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:32:27,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:32:27,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:32:27,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:32:27,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:32:27,806 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 17:32:27,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 17:32:27,807 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:32:27,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:32:27,807 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:32:27,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:32:27,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:32:27,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:32:27,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:32:27,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:32:27,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:32:27,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:32:27,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:32:27,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:32:27,810 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 17:32:27,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 17:32:27,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:32:27,811 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:32:27,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 17:32:27,811 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 -> 9e2321be8939537c2a52c918c5f76235883a721b [2020-07-28 17:32:28,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:32:28,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:32:28,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:32:28,164 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:32:28,164 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:32:28,165 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-07-28 17:32:28,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ddee784/483eb03c7e554c5288586ebfa57cf0d8/FLAGa765e7106 [2020-07-28 17:32:28,845 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:32:28,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-07-28 17:32:28,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ddee784/483eb03c7e554c5288586ebfa57cf0d8/FLAGa765e7106 [2020-07-28 17:32:29,113 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ddee784/483eb03c7e554c5288586ebfa57cf0d8 [2020-07-28 17:32:29,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:32:29,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:32:29,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:32:29,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:32:29,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:32:29,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:29" (1/1) ... [2020-07-28 17:32:29,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56902eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:29, skipping insertion in model container [2020-07-28 17:32:29,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:29" (1/1) ... [2020-07-28 17:32:29,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:32:29,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:32:29,699 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.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1652) 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:1385) 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:1064) 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:2326) 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:698) 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:1392) 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:1336) 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:1029) 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:1407) 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:3469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) 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$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-28 17:32:29,709 INFO L168 Benchmark]: Toolchain (without parser) took 589.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:29,710 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:32:29,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:29,714 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 584.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 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...