./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fmod.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b 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/fmod.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 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 13:19:01,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 13:19:01,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 13:19:01,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 13:19:01,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 13:19:01,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 13:19:01,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 13:19:01,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 13:19:01,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 13:19:01,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 13:19:01,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 13:19:01,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 13:19:01,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 13:19:01,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 13:19:01,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 13:19:01,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 13:19:01,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 13:19:01,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 13:19:01,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 13:19:01,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 13:19:01,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 13:19:01,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 13:19:01,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 13:19:01,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 13:19:01,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 13:19:01,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 13:19:01,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 13:19:01,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 13:19:01,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 13:19:01,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 13:19:01,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 13:19:01,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 13:19:01,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 13:19:01,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 13:19:01,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 13:19:01,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 13:19:01,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 13:19:01,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 13:19:01,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 13:19:01,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 13:19:01,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 13:19:01,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-14 13:19:01,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 13:19:01,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 13:19:01,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 13:19:01,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 13:19:01,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 13:19:01,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 13:19:01,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 13:19:01,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 13:19:01,777 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 13:19:01,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 13:19:01,778 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 13:19:01,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 13:19:01,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 13:19:01,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 13:19:01,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 13:19:01,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 13:19:01,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 13:19:01,779 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 13:19:01,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 13:19:01,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 13:19:01,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 13:19:01,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 13:19:01,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 13:19:01,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 13:19:01,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 13:19:01,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 13:19:01,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 13:19:01,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 13:19:01,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 13:19:01,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 13:19:01,783 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 13:19:01,783 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 13:19:01,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 13:19:01,783 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 13:19:01,784 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 [2021-12-14 13:19:02,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 13:19:02,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 13:19:02,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 13:19:02,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 13:19:02,068 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 13:19:02,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-14 13:19:02,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9080a238c/0462f460d26647438c08f253433b7eac/FLAG0b423fe5a [2021-12-14 13:19:02,576 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 13:19:02,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-14 13:19:02,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9080a238c/0462f460d26647438c08f253433b7eac/FLAG0b423fe5a [2021-12-14 13:19:02,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9080a238c/0462f460d26647438c08f253433b7eac [2021-12-14 13:19:02,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 13:19:02,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 13:19:02,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 13:19:02,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 13:19:02,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 13:19:02,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:19:02" (1/1) ... [2021-12-14 13:19:02,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269789f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:02, skipping insertion in model container [2021-12-14 13:19:02,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:19:02" (1/1) ... [2021-12-14 13:19:02,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 13:19:02,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 13:19:03,454 WARN L230 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/fmod.i[36279,36292] [2021-12-14 13:19:03,463 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: fmod at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:729) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) 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:1069) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) 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.CHandler.visit(CHandler.java:595) 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) [2021-12-14 13:19:03,473 INFO L158 Benchmark]: Toolchain (without parser) took 543.14ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 49.6MB in the beginning and 87.4MB in the end (delta: -37.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-14 13:19:03,474 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory was 56.2MB in the beginning and 56.2MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 13:19:03,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.26ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 49.3MB in the beginning and 87.4MB in the end (delta: -38.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-14 13:19:03,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory was 56.2MB in the beginning and 56.2MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 539.26ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 49.3MB in the beginning and 87.4MB in the end (delta: -38.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fmod de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fmod: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/fmod.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 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 13:19:05,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 13:19:05,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 13:19:05,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 13:19:05,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 13:19:05,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 13:19:05,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 13:19:05,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 13:19:05,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 13:19:05,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 13:19:05,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 13:19:05,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 13:19:05,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 13:19:05,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 13:19:05,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 13:19:05,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 13:19:05,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 13:19:05,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 13:19:05,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 13:19:05,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 13:19:05,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 13:19:05,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 13:19:05,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 13:19:05,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 13:19:05,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 13:19:05,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 13:19:05,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 13:19:05,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 13:19:05,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 13:19:05,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 13:19:05,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 13:19:05,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 13:19:05,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 13:19:05,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 13:19:05,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 13:19:05,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 13:19:05,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 13:19:05,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 13:19:05,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 13:19:05,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 13:19:05,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 13:19:05,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-14 13:19:05,316 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 13:19:05,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 13:19:05,317 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 13:19:05,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 13:19:05,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 13:19:05,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 13:19:05,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 13:19:05,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 13:19:05,320 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 13:19:05,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 13:19:05,321 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 13:19:05,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 13:19:05,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 13:19:05,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 13:19:05,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 13:19:05,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 13:19:05,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 13:19:05,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-14 13:19:05,323 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-14 13:19:05,323 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 13:19:05,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 13:19:05,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 13:19:05,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 13:19:05,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 13:19:05,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 13:19:05,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 13:19:05,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 13:19:05,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 13:19:05,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 13:19:05,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 13:19:05,326 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-14 13:19:05,326 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-14 13:19:05,326 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 13:19:05,326 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 13:19:05,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 13:19:05,327 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 13:19:05,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-14 13:19:05,327 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 [2021-12-14 13:19:05,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 13:19:05,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 13:19:05,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 13:19:05,679 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 13:19:05,679 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 13:19:05,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-14 13:19:05,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e99b1ba4/536b153371d04c14bcb640761de76cfa/FLAG198b500cf [2021-12-14 13:19:06,202 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 13:19:06,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-14 13:19:06,214 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e99b1ba4/536b153371d04c14bcb640761de76cfa/FLAG198b500cf [2021-12-14 13:19:06,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e99b1ba4/536b153371d04c14bcb640761de76cfa [2021-12-14 13:19:06,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 13:19:06,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 13:19:06,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 13:19:06,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 13:19:06,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 13:19:06,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:19:06" (1/1) ... [2021-12-14 13:19:06,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ead8df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:19:06, skipping insertion in model container [2021-12-14 13:19:06,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:19:06" (1/1) ... [2021-12-14 13:19:06,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 13:19:06,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 13:19:07,041 WARN L230 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/fmod.i[36279,36292] [2021-12-14 13:19:07,055 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:729) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) 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:1069) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) 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.CHandler.visit(CHandler.java:595) 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) [2021-12-14 13:19:07,091 INFO L158 Benchmark]: Toolchain (without parser) took 521.12ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.1MB in the beginning and 52.2MB in the end (delta: -17.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-14 13:19:07,092 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 13:19:07,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.48ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.0MB in the beginning and 52.2MB in the end (delta: -17.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-14 13:19:07,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory was 39.3MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.48ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.0MB in the beginning and 52.2MB in the end (delta: -17.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1228) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign