./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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 e232a229fd97a588b0965972f35cc759d5e34261 .................................................................................................................................................................................. 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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 e232a229fd97a588b0965972f35cc759d5e34261 ................................................................................................................................................................................................ 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 07:31:44,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:31:44,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:31:44,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:31:44,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:31:44,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:31:44,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:31:44,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:31:44,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:31:44,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:31:44,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:31:44,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:31:44,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:31:44,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:31:44,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:31:44,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:31:44,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:31:44,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:31:44,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:31:44,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:31:44,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:31:44,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:31:44,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:31:44,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:31:44,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:31:44,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:31:44,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:31:44,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:31:44,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:31:44,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:31:44,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:31:44,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:31:44,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:31:44,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:31:44,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:31:44,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:31:44,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:31:44,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:31:44,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:31:44,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:31:44,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:31:44,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:31:44,821 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:31:44,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:31:44,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:31:44,824 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:31:44,825 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:31:44,825 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:31:44,825 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:31:44,825 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:31:44,826 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:31:44,826 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:31:44,827 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:31:44,827 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:31:44,828 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:31:44,828 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:31:44,828 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:31:44,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:31:44,830 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:31:44,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:31:44,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:31:44,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:31:44,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:31:44,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:31:44,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:31:44,832 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:31:44,832 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:31:44,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:31:44,832 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:31:44,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:31:44,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:31:44,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:31:44,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:31:44,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:31:44,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:31:44,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:31:44,836 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:31:44,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:31:44,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:31:44,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:31:44,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:31:44,837 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e232a229fd97a588b0965972f35cc759d5e34261 [2021-10-13 07:31:45,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:31:45,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:31:45,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:31:45,201 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:31:45,204 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:31:45,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-13 07:31:45,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/d7ef3d7a9/7d8b217181674a09aa2077e2bd8cb5cf/FLAG5e4cf08a0 [2021-10-13 07:31:46,137 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:31:46,138 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-13 07:31:46,164 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/d7ef3d7a9/7d8b217181674a09aa2077e2bd8cb5cf/FLAG5e4cf08a0 [2021-10-13 07:31:46,315 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/d7ef3d7a9/7d8b217181674a09aa2077e2bd8cb5cf [2021-10-13 07:31:46,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:31:46,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:31:46,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:31:46,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:31:46,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:31:46,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:46" (1/1) ... [2021-10-13 07:31:46,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e1326d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:31:46, skipping insertion in model container [2021-10-13 07:31:46,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:46" (1/1) ... [2021-10-13 07:31:46,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:31:46,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:31:47,147 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: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: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: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: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: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:1576) 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: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 07:31:47,153 INFO L168 Benchmark]: Toolchain (without parser) took 831.42 ms. Allocated memory is still 107.0 MB. Free memory was 65.2 MB in the beginning and 78.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:47,154 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 107.0 MB. Free memory is still 83.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:31:47,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 814.63 ms. Allocated memory is still 107.0 MB. Free memory was 65.1 MB in the beginning and 78.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:47,157 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 107.0 MB. Free memory is still 83.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 814.63 ms. Allocated memory is still 107.0 MB. Free memory was 65.1 MB in the beginning and 78.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.6 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-4e77c04 [2021-10-13 07:31:49,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:31:49,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:31:49,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:31:49,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:31:49,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:31:50,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:31:50,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:31:50,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:31:50,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:31:50,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:31:50,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:31:50,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:31:50,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:31:50,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:31:50,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:31:50,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:31:50,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:31:50,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:31:50,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:31:50,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:31:50,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:31:50,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:31:50,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:31:50,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:31:50,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:31:50,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:31:50,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:31:50,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:31:50,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:31:50,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:31:50,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:31:50,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:31:50,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:31:50,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:31:50,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:31:50,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:31:50,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:31:50,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:31:50,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:31:50,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:31:50,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:31:50,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:31:50,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:31:50,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:31:50,186 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:31:50,187 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:31:50,187 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:31:50,187 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:31:50,188 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:31:50,188 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:31:50,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:31:50,191 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:31:50,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:31:50,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:31:50,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:31:50,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:31:50,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:31:50,193 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:31:50,193 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:31:50,194 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:31:50,194 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:31:50,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:31:50,195 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:31:50,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:31:50,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:31:50,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:31:50,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:31:50,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:31:50,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:31:50,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:31:50,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:31:50,198 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:31:50,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:31:50,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:31:50,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:31:50,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:31:50,199 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e232a229fd97a588b0965972f35cc759d5e34261 [2021-10-13 07:31:50,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:31:50,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:31:50,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:31:50,715 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:31:50,716 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:31:50,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-13 07:31:50,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/dffcc8002/376f8ffde00f48ed93b1ce333da82ce6/FLAG90d2eb43c [2021-10-13 07:31:51,536 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:31:51,550 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-13 07:31:51,580 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/dffcc8002/376f8ffde00f48ed93b1ce333da82ce6/FLAG90d2eb43c [2021-10-13 07:31:51,720 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/bin/utaipan-q2qaUkNPG8/data/dffcc8002/376f8ffde00f48ed93b1ce333da82ce6 [2021-10-13 07:31:51,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:31:51,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:31:51,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:31:51,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:31:51,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:31:51,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:51" (1/1) ... [2021-10-13 07:31:51,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a7d494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:31:51, skipping insertion in model container [2021-10-13 07:31:51,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:31:51" (1/1) ... [2021-10-13 07:31:51,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:31:51,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:31:52,737 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2021-10-13 07:31:52,743 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2021-10-13 07:31:52,747 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2021-10-13 07:31:52,751 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2021-10-13 07:31:52,754 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2021-10-13 07:31:52,757 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2021-10-13 07:31:52,761 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2021-10-13 07:31:52,763 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2021-10-13 07:31:52,768 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2021-10-13 07:31:52,777 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2021-10-13 07:31:52,781 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2021-10-13 07:31:52,786 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2021-10-13 07:31:52,790 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2021-10-13 07:31:52,800 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2021-10-13 07:31:52,811 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2021-10-13 07:31:52,813 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2021-10-13 07:31:52,822 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2021-10-13 07:31:52,823 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2021-10-13 07:31:52,824 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2021-10-13 07:31:52,826 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2021-10-13 07:31:52,829 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2021-10-13 07:31:52,833 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_e6fe41fd-21d2-412b-8e0a-5efe0ce80b16/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2021-10-13 07:31:52,836 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: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: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:1576) 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: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 07:31:52,848 INFO L168 Benchmark]: Toolchain (without parser) took 1119.56 ms. Allocated memory is still 60.8 MB. Free memory was 39.2 MB in the beginning and 38.5 MB in the end (delta: 743.4 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:52,849 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:31:52,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1116.18 ms. Allocated memory is still 60.8 MB. Free memory was 39.1 MB in the beginning and 38.5 MB in the end (delta: 598.6 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:31:52,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1116.18 ms. Allocated memory is still 60.8 MB. Free memory was 39.1 MB in the beginning and 38.5 MB in the end (delta: 598.6 kB). Peak memory consumption was 12.6 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...