./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan --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-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan --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 0.2.0-7b2dab5 [2020-12-09 12:50:10,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 12:50:10,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 12:50:10,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 12:50:10,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 12:50:10,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 12:50:10,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 12:50:10,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 12:50:10,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 12:50:10,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 12:50:10,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 12:50:10,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 12:50:10,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 12:50:10,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 12:50:10,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 12:50:10,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 12:50:10,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 12:50:10,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 12:50:10,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 12:50:10,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 12:50:10,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 12:50:10,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 12:50:10,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 12:50:10,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 12:50:10,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 12:50:10,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 12:50:10,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 12:50:10,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 12:50:10,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 12:50:10,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 12:50:10,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 12:50:10,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 12:50:10,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 12:50:10,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 12:50:10,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 12:50:10,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 12:50:10,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 12:50:10,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 12:50:10,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 12:50:10,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 12:50:10,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 12:50:10,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 12:50:10,830 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 12:50:10,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 12:50:10,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 12:50:10,831 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 12:50:10,831 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 12:50:10,831 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 12:50:10,831 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 12:50:10,831 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 12:50:10,831 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 12:50:10,832 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 12:50:10,832 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 12:50:10,832 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 12:50:10,832 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 12:50:10,832 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 12:50:10,832 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 12:50:10,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 12:50:10,833 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 12:50:10,834 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 12:50:10,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 12:50:10,834 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 12:50:10,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 12:50:10,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 12:50:10,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 12:50:10,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 12:50:10,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 12:50:10,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 12:50:10,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 12:50:10,835 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 12:50:10,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 12:50:10,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 12:50:10,835 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 12:50:10,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 12:50:10,835 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-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e232a229fd97a588b0965972f35cc759d5e34261 [2020-12-09 12:50:11,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 12:50:11,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 12:50:11,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 12:50:11,044 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 12:50:11,045 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 12:50:11,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2020-12-09 12:50:11,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/98e47fb17/9fe79978b863470da0df53fcc1b20cf1/FLAGb5f5a6043 [2020-12-09 12:50:11,530 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 12:50:11,530 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2020-12-09 12:50:11,544 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/98e47fb17/9fe79978b863470da0df53fcc1b20cf1/FLAGb5f5a6043 [2020-12-09 12:50:11,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/98e47fb17/9fe79978b863470da0df53fcc1b20cf1 [2020-12-09 12:50:11,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 12:50:11,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 12:50:11,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 12:50:11,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 12:50:11,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 12:50:11,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:50:11" (1/1) ... [2020-12-09 12:50:11,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264a0305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:11, skipping insertion in model container [2020-12-09 12:50:11,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:50:11" (1/1) ... [2020-12-09 12:50:11,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 12:50:11,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 12:50:12,308 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:1710) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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:1081) 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:2343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:706) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2343) 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:2343) 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:2343) 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:1570) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) 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) [2020-12-09 12:50:12,311 INFO L168 Benchmark]: Toolchain (without parser) took 411.64 ms. Allocated memory is still 94.4 MB. Free memory was 52.1 MB in the beginning and 63.5 MB in the end (delta: -11.4 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-09 12:50:12,312 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 12:50:12,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.89 ms. Allocated memory is still 94.4 MB. Free memory was 52.0 MB in the beginning and 63.5 MB in the end (delta: -11.6 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-09 12:50:12,313 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.89 ms. Allocated memory is still 94.4 MB. Free memory was 52.0 MB in the beginning and 63.5 MB in the end (delta: -11.6 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: 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 0.2.0-7b2dab5 [2020-12-09 12:50:13,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 12:50:13,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 12:50:13,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 12:50:13,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 12:50:13,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 12:50:13,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 12:50:13,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 12:50:13,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 12:50:13,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 12:50:13,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 12:50:13,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 12:50:13,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 12:50:13,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 12:50:13,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 12:50:13,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 12:50:13,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 12:50:13,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 12:50:13,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 12:50:13,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 12:50:13,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 12:50:13,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 12:50:13,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 12:50:13,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 12:50:13,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 12:50:13,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 12:50:13,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 12:50:13,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 12:50:13,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 12:50:13,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 12:50:13,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 12:50:13,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 12:50:13,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 12:50:13,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 12:50:13,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 12:50:13,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 12:50:13,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 12:50:13,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 12:50:13,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 12:50:13,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 12:50:13,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 12:50:13,706 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 12:50:13,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 12:50:13,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 12:50:13,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 12:50:13,724 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 12:50:13,725 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 12:50:13,725 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 12:50:13,725 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 12:50:13,725 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 12:50:13,725 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 12:50:13,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 12:50:13,726 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 12:50:13,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 12:50:13,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 12:50:13,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 12:50:13,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 12:50:13,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 12:50:13,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 12:50:13,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 12:50:13,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 12:50:13,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 12:50:13,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 12:50:13,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 12:50:13,729 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 12:50:13,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 12:50:13,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 12:50:13,729 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 12:50:13,729 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 12:50:13,729 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-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e232a229fd97a588b0965972f35cc759d5e34261 [2020-12-09 12:50:13,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 12:50:13,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 12:50:13,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 12:50:13,980 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 12:50:13,980 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 12:50:13,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2020-12-09 12:50:14,021 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/13888eab9/dbb8f37e03f44dfc89b8a096d386d9d5/FLAGb1a694f72 [2020-12-09 12:50:14,462 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 12:50:14,463 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2020-12-09 12:50:14,476 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/13888eab9/dbb8f37e03f44dfc89b8a096d386d9d5/FLAGb1a694f72 [2020-12-09 12:50:14,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/bin/utaipan/data/13888eab9/dbb8f37e03f44dfc89b8a096d386d9d5 [2020-12-09 12:50:14,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 12:50:14,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 12:50:14,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 12:50:14,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 12:50:14,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 12:50:14,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:50:14" (1/1) ... [2020-12-09 12:50:14,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d5a94fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:50:14, skipping insertion in model container [2020-12-09 12:50:14,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:50:14" (1/1) ... [2020-12-09 12:50:14,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 12:50:14,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 12:50:14,913 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2020-12-09 12:50:14,916 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2020-12-09 12:50:14,917 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2020-12-09 12:50:14,918 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2020-12-09 12:50:14,919 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2020-12-09 12:50:14,921 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2020-12-09 12:50:14,922 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2020-12-09 12:50:14,923 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2020-12-09 12:50:14,925 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2020-12-09 12:50:14,926 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2020-12-09 12:50:14,928 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2020-12-09 12:50:14,929 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2020-12-09 12:50:14,930 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2020-12-09 12:50:14,931 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2020-12-09 12:50:14,933 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2020-12-09 12:50:14,934 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2020-12-09 12:50:14,936 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2020-12-09 12:50:14,936 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2020-12-09 12:50:14,937 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2020-12-09 12:50:14,938 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2020-12-09 12:50:14,939 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2020-12-09 12:50:14,941 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_00a96f38-0866-42a0-be9c-a621d91723b1/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2020-12-09 12:50:14,942 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:1710) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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:1081) 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:2343) 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:2343) 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:2343) 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:1570) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) 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) [2020-12-09 12:50:14,946 INFO L168 Benchmark]: Toolchain (without parser) took 455.55 ms. Allocated memory is still 58.7 MB. Free memory was 37.7 MB in the beginning and 36.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 12:50:14,946 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory was 41.4 MB in the beginning and 41.3 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 12:50:14,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.84 ms. Allocated memory is still 58.7 MB. Free memory was 37.5 MB in the beginning and 36.6 MB in the end (delta: 904.7 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 12:50:14,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory was 41.4 MB in the beginning and 41.3 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 453.84 ms. Allocated memory is still 58.7 MB. Free memory was 37.5 MB in the beginning and 36.6 MB in the end (delta: 904.7 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...