./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 ................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 .................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:54:02,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:54:02,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:54:02,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:54:02,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:54:02,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:54:02,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:54:02,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:54:02,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:54:02,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:54:02,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:54:02,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:54:02,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:54:02,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:54:02,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:54:02,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:54:02,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:54:02,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:54:02,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:54:02,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:54:02,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:54:02,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:54:02,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:54:02,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:54:02,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:54:02,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:54:02,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:54:02,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:54:02,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:54:02,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:54:02,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:54:02,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:54:02,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:54:02,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:54:02,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:54:02,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:54:02,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:54:02,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:54:02,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:54:02,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:54:02,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:54:02,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:54:02,812 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:54:02,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:54:02,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:54:02,815 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:54:02,815 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:54:02,816 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:54:02,816 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:54:02,816 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:54:02,816 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:54:02,817 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:54:02,818 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:54:02,818 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:54:02,818 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:54:02,819 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:54:02,819 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:54:02,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:54:02,820 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:54:02,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:54:02,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:54:02,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:54:02,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:54:02,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:54:02,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:54:02,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:54:02,822 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:54:02,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:54:02,823 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:54:02,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:54:02,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:54:02,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:54:02,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:54:02,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:54:02,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:54:02,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:54:02,825 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:54:02,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:54:02,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:54:02,826 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:54:02,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:54:02,826 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 [2021-10-29 05:54:03,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:54:03,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:54:03,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:54:03,187 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:54:03,188 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:54:03,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2021-10-29 05:54:03,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/8893710c0/84cddb1f77cc4144816803171e1a8683/FLAG444ea7ad5 [2021-10-29 05:54:03,844 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:54:03,845 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2021-10-29 05:54:03,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/8893710c0/84cddb1f77cc4144816803171e1a8683/FLAG444ea7ad5 [2021-10-29 05:54:04,115 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/8893710c0/84cddb1f77cc4144816803171e1a8683 [2021-10-29 05:54:04,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:54:04,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:54:04,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:54:04,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:54:04,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:54:04,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:54:04" (1/1) ... [2021-10-29 05:54:04,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591ed437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:54:04, skipping insertion in model container [2021-10-29 05:54:04,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:54:04" (1/1) ... [2021-10-29 05:54:04,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:54:04,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:54:04,781 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: fpclassify 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:1694) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2355) 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:712) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2355) 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:2355) 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:1582) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1436) 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:3224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 05:54:04,789 INFO L168 Benchmark]: Toolchain (without parser) took 667.10 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 45.7 MB in the beginning and 77.2 MB in the end (delta: -31.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:54:04,791 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:54:04,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.92 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 45.5 MB in the beginning and 77.2 MB in the end (delta: -31.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:54:04,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 662.92 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 45.5 MB in the beginning and 77.2 MB in the end (delta: -31.7 MB). Peak memory consumption was 6.3 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: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:54:07,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:54:07,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:54:07,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:54:07,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:54:07,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:54:07,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:54:07,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:54:07,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:54:07,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:54:07,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:54:07,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:54:07,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:54:07,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:54:07,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:54:07,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:54:07,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:54:07,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:54:07,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:54:07,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:54:07,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:54:07,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:54:07,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:54:07,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:54:07,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:54:07,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:54:07,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:54:07,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:54:07,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:54:07,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:54:07,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:54:07,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:54:07,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:54:07,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:54:07,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:54:07,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:54:07,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:54:07,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:54:07,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:54:07,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:54:07,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:54:07,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:54:07,314 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:54:07,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:54:07,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:54:07,316 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:54:07,317 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:54:07,317 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:54:07,317 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:54:07,318 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:54:07,318 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:54:07,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:54:07,321 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:54:07,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:54:07,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:54:07,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:54:07,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:54:07,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:54:07,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:54:07,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:54:07,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:54:07,324 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:54:07,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:54:07,325 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:54:07,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:54:07,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:54:07,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:54:07,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:54:07,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:54:07,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:54:07,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:54:07,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:54:07,328 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:54:07,328 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:54:07,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:54:07,329 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:54:07,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:54:07,330 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 [2021-10-29 05:54:07,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:54:07,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:54:07,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:54:07,849 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:54:07,850 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:54:07,852 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2021-10-29 05:54:07,925 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/f58178386/faadbec64e48453ea5d4f10dddf385d1/FLAGee441fad7 [2021-10-29 05:54:08,589 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:54:08,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2021-10-29 05:54:08,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/f58178386/faadbec64e48453ea5d4f10dddf385d1/FLAGee441fad7 [2021-10-29 05:54:08,834 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/bin/utaipan-SDwSMHVbGG/data/f58178386/faadbec64e48453ea5d4f10dddf385d1 [2021-10-29 05:54:08,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:54:08,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:54:08,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:54:08,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:54:08,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:54:08,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:54:08" (1/1) ... [2021-10-29 05:54:08,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610965e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:54:08, skipping insertion in model container [2021-10-29 05:54:08,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:54:08" (1/1) ... [2021-10-29 05:54:08,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:54:08,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:54:09,648 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[40580,40593] [2021-10-29 05:54:09,654 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41059,41072] [2021-10-29 05:54:09,658 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41228,41241] [2021-10-29 05:54:09,664 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41572,41585] [2021-10-29 05:54:09,670 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41926,41939] [2021-10-29 05:54:09,673 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e843ba89-e9d7-4e82-9633-9222e6d67c68/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[42100,42113] [2021-10-29 05:54:09,675 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:1140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1694) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2355) 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:712) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2355) 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:2355) 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:1582) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1436) 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:3224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 05:54:09,685 INFO L168 Benchmark]: Toolchain (without parser) took 842.71 ms. Allocated memory is still 71.3 MB. Free memory was 52.4 MB in the beginning and 51.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:54:09,686 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 71.3 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:54:09,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.03 ms. Allocated memory is still 71.3 MB. Free memory was 52.2 MB in the beginning and 51.3 MB in the end (delta: 847.5 kB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:54:09,689 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 71.3 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 839.03 ms. Allocated memory is still 71.3 MB. Free memory was 52.2 MB in the beginning and 51.3 MB in the end (delta: 847.5 kB). Peak memory consumption was 12.0 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:1140) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...