./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8 --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 c9e4251dbb300f03b3d83f28f501b84b64dd36cc .............................................................................................................................................................................. 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_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8 --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 c9e4251dbb300f03b3d83f28f501b84b64dd36cc .............................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:49:16,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:49:16,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:49:16,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:49:16,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:49:16,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:49:16,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:49:16,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:49:16,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:49:16,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:49:16,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:49:16,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:49:16,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:49:16,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:49:16,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:49:16,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:49:16,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:49:16,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:49:16,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:49:16,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:49:16,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:49:16,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:49:16,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:49:16,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:49:16,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:49:16,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:49:16,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:49:16,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:49:16,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:49:16,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:49:16,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:49:16,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:49:16,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:49:16,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:49:16,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:49:16,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:49:16,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:49:16,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:49:16,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:49:16,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:49:16,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:49:16,837 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:49:16,864 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:49:16,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:49:16,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:49:16,865 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:49:16,866 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:49:16,866 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:49:16,866 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:49:16,866 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:49:16,866 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:49:16,867 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:49:16,867 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:49:16,867 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:49:16,867 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:49:16,867 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:49:16,868 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:49:16,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:49:16,869 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:49:16,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:49:16,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:49:16,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:49:16,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:49:16,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:49:16,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:49:16,870 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:49:16,870 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:49:16,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:49:16,871 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:49:16,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:49:16,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:49:16,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:49:16,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:49:16,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:49:16,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:49:16,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:49:16,872 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:49:16,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:49:16,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:49:16,873 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:49:16,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:49:16,873 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_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2021-10-13 06:49:17,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:49:17,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:49:17,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:49:17,125 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:49:17,126 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:49:17,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-esbmc-regression/round.i [2021-10-13 06:49:17,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/e1ce09032/0b5a863b94ea4928962bdd76b25bd9af/FLAG302b50a16 [2021-10-13 06:49:17,767 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:49:17,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/sv-benchmarks/c/floats-esbmc-regression/round.i [2021-10-13 06:49:17,794 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/e1ce09032/0b5a863b94ea4928962bdd76b25bd9af/FLAG302b50a16 [2021-10-13 06:49:18,024 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/e1ce09032/0b5a863b94ea4928962bdd76b25bd9af [2021-10-13 06:49:18,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:49:18,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:49:18,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:49:18,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:49:18,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:49:18,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:18" (1/1) ... [2021-10-13 06:49:18,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5898f8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:18, skipping insertion in model container [2021-10-13 06:49:18,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:18" (1/1) ... [2021-10-13 06:49:18,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:49:18,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:49:18,697 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_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/sv-benchmarks/c/floats-esbmc-regression/round.i[36280,36293] [2021-10-13 06:49:18,705 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: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:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:712) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1415) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1359) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-13 06:49:18,711 INFO L168 Benchmark]: Toolchain (without parser) took 680.52 ms. Allocated memory is still 109.1 MB. Free memory was 74.3 MB in the beginning and 82.6 MB in the end (delta: -8.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:18,711 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:49:18,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.62 ms. Allocated memory is still 109.1 MB. Free memory was 74.0 MB in the beginning and 82.6 MB in the end (delta: -8.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:18,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 671.62 ms. Allocated memory is still 109.1 MB. Free memory was 74.0 MB in the beginning and 82.6 MB in the end (delta: -8.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:49:21,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:49:21,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:49:21,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:49:21,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:49:21,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:49:21,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:49:21,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:49:21,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:49:21,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:49:21,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:49:21,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:49:21,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:49:21,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:49:21,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:49:21,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:49:21,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:49:21,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:49:21,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:49:21,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:49:21,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:49:21,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:49:21,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:49:21,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:49:21,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:49:21,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:49:21,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:49:21,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:49:21,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:49:21,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:49:21,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:49:21,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:49:21,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:49:21,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:49:21,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:49:21,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:49:21,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:49:21,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:49:21,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:49:21,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:49:21,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:49:21,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:49:21,247 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:49:21,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:49:21,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:49:21,250 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:49:21,251 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:49:21,251 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:49:21,251 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:49:21,251 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:49:21,252 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:49:21,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:49:21,255 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:49:21,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:49:21,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:49:21,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:49:21,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:49:21,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:49:21,257 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:49:21,257 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:49:21,258 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:49:21,258 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:49:21,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:49:21,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:49:21,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:49:21,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:49:21,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:49:21,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:49:21,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:49:21,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:49:21,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:49:21,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:49:21,261 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:49:21,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:49:21,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:49:21,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:49:21,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:49:21,262 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_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2021-10-13 06:49:21,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:49:21,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:49:21,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:49:21,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:49:21,684 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:49:21,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-esbmc-regression/round.i [2021-10-13 06:49:21,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/25084b256/a1c7d1674e7b42f0a550455a63a8a07f/FLAGd6ca7931f [2021-10-13 06:49:22,466 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:49:22,467 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/sv-benchmarks/c/floats-esbmc-regression/round.i [2021-10-13 06:49:22,489 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/25084b256/a1c7d1674e7b42f0a550455a63a8a07f/FLAGd6ca7931f [2021-10-13 06:49:22,741 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/bin/utaipan-q2qaUkNPG8/data/25084b256/a1c7d1674e7b42f0a550455a63a8a07f [2021-10-13 06:49:22,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:49:22,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:49:22,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:49:22,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:49:22,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:49:22,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:22" (1/1) ... [2021-10-13 06:49:22,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c88a8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:49:22, skipping insertion in model container [2021-10-13 06:49:22,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:49:22" (1/1) ... [2021-10-13 06:49:22,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:49:22,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:49:23,386 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_1107d3aa-d3ad-4c92-b6e9-cbf19f98c11c/sv-benchmarks/c/floats-esbmc-regression/round.i[36280,36293] [2021-10-13 06:49:23,397 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: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:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2349) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:713) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1415) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1359) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-13 06:49:23,403 INFO L168 Benchmark]: Toolchain (without parser) took 651.51 ms. Allocated memory is still 62.9 MB. Free memory was 40.5 MB in the beginning and 44.5 MB in the end (delta: -4.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:23,404 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 62.9 MB. Free memory is still 43.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:49:23,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.03 ms. Allocated memory is still 62.9 MB. Free memory was 40.3 MB in the beginning and 44.5 MB in the end (delta: -4.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 06:49:23,406 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 62.9 MB. Free memory is still 43.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 649.03 ms. Allocated memory is still 62.9 MB. Free memory was 40.3 MB in the beginning and 44.5 MB in the end (delta: -4.2 MB). Peak memory consumption was 14.7 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...