./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.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_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI --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 100561c15f0c0b286f4bf6b6aa3d7e3d04dc7261 ............................................................................................................................................................................ 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_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI --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 100561c15f0c0b286f4bf6b6aa3d7e3d04dc7261 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:31,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:31,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:32,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:32,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:32,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:32,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:32,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:32,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:32,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:32,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:32,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:32,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:32,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:32,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:32,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:32,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:32,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:32,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:32,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:32,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:32,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:32,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:32,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:32,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:32,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:32,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:32,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:32,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:32,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:32,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:32,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:32,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:32,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:32,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:32,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:32,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:32,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:32,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:32,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:32,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:32,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:24:32,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:32,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:32,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:32,102 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:32,103 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:32,103 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:32,103 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:32,103 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:32,104 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:32,104 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:32,104 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:32,104 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:32,105 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:32,105 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:32,105 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:32,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:32,106 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:32,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:32,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:32,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:32,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:32,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:32,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:32,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:32,108 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:32,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:32,109 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:32,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:32,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:32,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:32,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:32,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:32,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:32,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:32,111 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:32,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:32,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:32,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:32,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:32,112 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_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 100561c15f0c0b286f4bf6b6aa3d7e3d04dc7261 [2021-10-11 02:24:32,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:32,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:32,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:32,422 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:32,424 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:32,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2021-10-11 02:24:32,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/8ba6824c3/7d85d3b854d34a698d564f9044c83605/FLAG7457aa816 [2021-10-11 02:24:33,080 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:33,081 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2021-10-11 02:24:33,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/8ba6824c3/7d85d3b854d34a698d564f9044c83605/FLAG7457aa816 [2021-10-11 02:24:33,354 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/8ba6824c3/7d85d3b854d34a698d564f9044c83605 [2021-10-11 02:24:33,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:33,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:33,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:33,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:33,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:33,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:33" (1/1) ... [2021-10-11 02:24:33,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478ce585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:33, skipping insertion in model container [2021-10-11 02:24:33,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:33" (1/1) ... [2021-10-11 02:24:33,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:33,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:34,228 WARN L226 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_85e20377-d029-461e-a75e-06ff7b171499/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2021-10-11 02:24:34,248 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: fesetround not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:959) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1402) 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:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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.handleLoops(CHandler.java:3371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:223) 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) [2021-10-11 02:24:34,259 INFO L168 Benchmark]: Toolchain (without parser) took 898.02 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 49.6 MB in the beginning and 85.5 MB in the end (delta: -36.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:34,260 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:34,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 895.33 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 49.3 MB in the beginning and 85.5 MB in the end (delta: -36.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:34,265 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 895.33 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 49.3 MB in the beginning and 85.5 MB in the end (delta: -36.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: fesetround not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: fesetround not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:959) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:36,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:36,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:36,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:36,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:36,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:36,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:36,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:36,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:36,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:36,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:36,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:36,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:36,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:36,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:36,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:36,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:36,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:36,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:36,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:36,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:36,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:36,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:36,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:36,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:36,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:36,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:36,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:36,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:36,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:36,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:36,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:36,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:36,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:36,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:36,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:36,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:36,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:36,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:36,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:36,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:36,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:36,757 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:36,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:36,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:36,759 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:36,760 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:36,760 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:36,760 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:36,760 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:36,761 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:36,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:36,763 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:36,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:36,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:36,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:36,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:36,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:36,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:36,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:36,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:36,766 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:36,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:36,766 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:36,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:36,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:36,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:36,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:36,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:36,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:36,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:36,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:36,768 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:36,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:36,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:36,769 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:36,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:36,770 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_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 100561c15f0c0b286f4bf6b6aa3d7e3d04dc7261 [2021-10-11 02:24:37,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:37,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:37,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:37,252 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:37,255 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:37,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2021-10-11 02:24:37,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/0238dfb3d/455be2f43a0d42139933ebdd289a01b2/FLAG977365eeb [2021-10-11 02:24:38,069 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:38,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2021-10-11 02:24:38,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/0238dfb3d/455be2f43a0d42139933ebdd289a01b2/FLAG977365eeb [2021-10-11 02:24:38,098 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e20377-d029-461e-a75e-06ff7b171499/bin/utaipan-WLngWcDbfI/data/0238dfb3d/455be2f43a0d42139933ebdd289a01b2 [2021-10-11 02:24:38,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:38,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:38,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:38,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:38,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:38,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:38" (1/1) ... [2021-10-11 02:24:38,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f326f26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:38, skipping insertion in model container [2021-10-11 02:24:38,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:38" (1/1) ... [2021-10-11 02:24:38,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:38,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:38,934 WARN L226 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_85e20377-d029-461e-a75e-06ff7b171499/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2021-10-11 02:24:38,954 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: nearbyint [2021-10-11 02:24:38,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c041685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:38, skipping insertion in model container [2021-10-11 02:24:38,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:38,958 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:38,960 INFO L168 Benchmark]: Toolchain (without parser) took 857.15 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 41.7 MB in the end (delta: -2.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:38,962 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:38,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.66 ms. Allocated memory is still 60.8 MB. Free memory was 38.9 MB in the beginning and 41.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:38,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 854.66 ms. Allocated memory is still 60.8 MB. Free memory was 38.9 MB in the beginning and 41.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1006]: Unsupported Syntax Unsupported function from math.h: nearbyint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...