./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 54858612 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 0.2.0-5485861 [2020-10-25 21:45:55,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:45:55,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:45:55,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:45:55,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:45:55,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:45:55,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:45:55,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:45:55,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:45:55,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:45:55,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:45:55,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:45:55,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:45:55,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:45:55,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:45:55,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:45:55,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:45:55,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:45:55,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:45:55,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:45:55,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:45:55,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:45:55,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:45:55,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:45:55,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:45:55,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:45:55,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:45:55,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:45:55,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:45:55,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:45:55,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:45:55,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:45:55,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:45:55,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:45:55,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:45:55,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:45:55,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:45:55,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:45:55,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:45:55,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:45:55,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:45:55,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 21:45:55,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:45:55,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:45:55,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:45:55,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:45:55,160 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:45:55,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:45:55,161 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:45:55,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 21:45:55,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:45:55,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:45:55,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:45:55,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:45:55,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:45:55,163 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:45:55,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:45:55,163 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:45:55,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:45:55,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:45:55,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:45:55,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:45:55,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:45:55,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:45:55,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:45:55,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:45:55,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:45:55,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 21:45:55,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 21:45:55,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:45:55,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:45:55,166 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-10-25 21:45:55,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:45:55,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:45:55,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:45:55,662 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:45:55,663 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:45:55,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-25 21:45:55,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429d9f318/959f76f26a414069a1276d9edf7801df/FLAG14d4e926c [2020-10-25 21:45:56,503 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:45:56,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-25 21:45:56,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429d9f318/959f76f26a414069a1276d9edf7801df/FLAG14d4e926c [2020-10-25 21:45:56,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429d9f318/959f76f26a414069a1276d9edf7801df [2020-10-25 21:45:56,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:45:56,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:45:56,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:45:56,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:45:56,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:45:56,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:45:56" (1/1) ... [2020-10-25 21:45:56,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f54ed2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:45:56, skipping insertion in model container [2020-10-25 21:45:56,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:45:56" (1/1) ... [2020-10-25 21:45:56,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:45:56,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:45:57,395 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:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) 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:705) 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: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:1352) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-10-25 21:45:57,408 INFO L168 Benchmark]: Toolchain (without parser) took 701.53 ms. Allocated memory is still 52.4 MB. Free memory was 27.8 MB in the beginning and 26.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2020-10-25 21:45:57,411 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 41.9 MB. Free memory was 21.8 MB in the beginning and 21.7 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:45:57,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.98 ms. Allocated memory is still 52.4 MB. Free memory was 27.2 MB in the beginning and 26.7 MB in the end (delta: 427.1 kB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2020-10-25 21:45:57,418 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 41.9 MB. Free memory was 21.8 MB in the beginning and 21.7 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 692.98 ms. Allocated memory is still 52.4 MB. Free memory was 27.2 MB in the beginning and 26.7 MB in the end (delta: 427.1 kB). Peak memory consumption was 3.7 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 0.2.0-5485861 [2020-10-25 21:45:59,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:45:59,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:45:59,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:45:59,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:45:59,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:45:59,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:45:59,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:45:59,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:45:59,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:45:59,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:45:59,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:45:59,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:45:59,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:45:59,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:45:59,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:45:59,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:45:59,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:45:59,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:45:59,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:45:59,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:45:59,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:45:59,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:45:59,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:45:59,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:45:59,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:45:59,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:45:59,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:45:59,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:45:59,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:45:59,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:45:59,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:45:59,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:45:59,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:45:59,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:45:59,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:45:59,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:45:59,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:45:59,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:45:59,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:45:59,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:45:59,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-25 21:46:00,033 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:46:00,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:46:00,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:46:00,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:46:00,035 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:46:00,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:46:00,036 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:46:00,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:46:00,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:46:00,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:46:00,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:46:00,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:46:00,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-25 21:46:00,037 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-25 21:46:00,037 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:46:00,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:46:00,038 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:46:00,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:46:00,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:46:00,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:46:00,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:46:00,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:46:00,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:46:00,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:46:00,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:46:00,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:46:00,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-25 21:46:00,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-25 21:46:00,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:46:00,040 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:46:00,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-25 21:46:00,041 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-10-25 21:46:00,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:46:00,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:46:00,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:46:00,472 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:46:00,473 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:46:00,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-25 21:46:00,550 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5837dba7/d88431762d934662822a9cb4dfcab301/FLAG43049eb0b [2020-10-25 21:46:01,264 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:46:01,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-25 21:46:01,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5837dba7/d88431762d934662822a9cb4dfcab301/FLAG43049eb0b [2020-10-25 21:46:01,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5837dba7/d88431762d934662822a9cb4dfcab301 [2020-10-25 21:46:01,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:46:01,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:46:01,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:46:01,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:46:01,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:46:01,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:46:01" (1/1) ... [2020-10-25 21:46:01,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@532f85b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:46:01, skipping insertion in model container [2020-10-25 21:46:01,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:46:01" (1/1) ... [2020-10-25 21:46:01,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:46:01,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:46:01,993 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:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) 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:1080) 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:2342) 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:706) 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: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:1352) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-10-25 21:46:02,001 INFO L168 Benchmark]: Toolchain (without parser) took 536.19 ms. Allocated memory is still 46.1 MB. Free memory was 28.2 MB in the beginning and 23.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. [2020-10-25 21:46:02,002 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.1 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:46:02,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 527.60 ms. Allocated memory is still 46.1 MB. Free memory was 27.5 MB in the beginning and 23.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2020-10-25 21:46:02,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.1 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 527.60 ms. Allocated memory is still 46.1 MB. Free memory was 27.5 MB in the beginning and 23.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 6.9 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...