./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/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 b7cbd74f8528bfc686874cac8610bbfa51e79e00 ....................................................................................................................................................................... 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_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/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 b7cbd74f8528bfc686874cac8610bbfa51e79e00 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:32:58,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:32:58,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:32:58,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:32:58,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:32:58,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:32:58,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:32:58,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:32:58,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:32:58,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:32:58,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:32:58,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:32:58,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:32:58,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:32:58,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:32:58,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:32:58,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:32:58,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:32:58,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:32:58,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:32:58,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:32:58,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:32:58,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:32:58,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:32:58,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:32:58,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:32:58,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:32:58,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:32:58,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:32:58,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:32:58,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:32:58,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:32:58,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:32:58,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:32:58,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:32:58,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:32:58,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:32:58,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:32:58,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:32:58,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:32:58,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:32:58,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-28 07:32:58,570 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:32:58,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:32:58,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:32:58,572 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:32:58,573 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:32:58,573 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:32:58,573 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:32:58,573 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:32:58,574 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:32:58,574 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:32:58,575 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:32:58,575 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:32:58,576 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:32:58,576 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:32:58,576 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:32:58,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:32:58,577 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:32:58,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:32:58,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:32:58,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:32:58,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:32:58,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:32:58,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:32:58,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:32:58,579 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:32:58,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:32:58,580 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:32:58,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:32:58,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:32:58,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:32:58,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:32:58,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:32:58,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:32:58,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:32:58,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:32:58,584 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:32:58,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:32:58,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:32:58,585 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:32:58,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:32:58,585 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_b1703625-b02c-4f4a-ade8-c698fe6ccff6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7cbd74f8528bfc686874cac8610bbfa51e79e00 [2020-11-28 07:32:58,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:32:58,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:32:58,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:32:58,918 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:32:58,919 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:32:58,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-11-28 07:32:58,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/cc47a8c28/a59ddef064004475b7063704ca942dbf/FLAG68572503e [2020-11-28 07:32:59,549 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:32:59,550 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-11-28 07:32:59,563 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/cc47a8c28/a59ddef064004475b7063704ca942dbf/FLAG68572503e [2020-11-28 07:32:59,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/cc47a8c28/a59ddef064004475b7063704ca942dbf [2020-11-28 07:32:59,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:32:59,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:32:59,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:32:59,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:32:59,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:32:59,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:32:59" (1/1) ... [2020-11-28 07:32:59,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19efc841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:32:59, skipping insertion in model container [2020-11-28 07:32:59,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:32:59" (1/1) ... [2020-11-28 07:32:59,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:32:59,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:33:00,443 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:1382) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) 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:1352) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-28 07:33:00,449 INFO L168 Benchmark]: Toolchain (without parser) took 589.83 ms. Allocated memory is still 94.4 MB. Free memory was 65.4 MB in the beginning and 71.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:33:00,450 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 94.4 MB. Free memory is still 53.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:33:00,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.26 ms. Allocated memory is still 94.4 MB. Free memory was 65.1 MB in the beginning and 71.8 MB in the end (delta: -6.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:33:00,452 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 94.4 MB. Free memory is still 53.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 582.26 ms. Allocated memory is still 94.4 MB. Free memory was 65.1 MB in the beginning and 71.8 MB in the end (delta: -6.7 MB). 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: 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-a4ecdab [2020-11-28 07:33:02,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:33:02,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:33:02,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:33:02,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:33:02,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:33:02,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:33:02,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:33:02,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:33:02,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:33:02,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:33:02,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:33:02,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:33:02,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:33:02,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:33:02,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:33:02,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:33:02,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:33:02,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:33:02,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:33:02,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:33:02,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:33:02,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:33:02,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:33:02,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:33:02,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:33:02,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:33:02,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:33:02,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:33:02,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:33:02,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:33:02,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:33:02,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:33:02,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:33:02,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:33:02,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:33:02,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:33:02,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:33:02,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:33:02,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:33:02,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:33:02,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-28 07:33:02,818 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:33:02,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:33:02,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:33:02,823 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:33:02,823 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:33:02,823 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:33:02,824 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:33:02,824 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:33:02,824 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:33:02,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:33:02,826 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:33:02,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:33:02,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:33:02,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:33:02,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:33:02,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:33:02,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:33:02,828 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:33:02,828 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:33:02,828 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:33:02,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:33:02,829 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:33:02,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:33:02,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:33:02,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:33:02,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:33:02,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:33:02,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:33:02,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:33:02,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:33:02,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:33:02,840 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:33:02,841 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:33:02,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:33:02,841 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:33:02,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:33:02,842 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_b1703625-b02c-4f4a-ade8-c698fe6ccff6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7cbd74f8528bfc686874cac8610bbfa51e79e00 [2020-11-28 07:33:03,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:33:03,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:33:03,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:33:03,248 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:33:03,251 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:33:03,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-11-28 07:33:03,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/6ae0f3129/47c9d2995ebc4b498656d519b463e5af/FLAG5ddfc1240 [2020-11-28 07:33:03,990 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:33:03,991 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-11-28 07:33:04,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/6ae0f3129/47c9d2995ebc4b498656d519b463e5af/FLAG5ddfc1240 [2020-11-28 07:33:04,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b1703625-b02c-4f4a-ade8-c698fe6ccff6/bin/utaipan/data/6ae0f3129/47c9d2995ebc4b498656d519b463e5af [2020-11-28 07:33:04,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:33:04,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:33:04,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:33:04,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:33:04,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:33:04,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:33:04" (1/1) ... [2020-11-28 07:33:04,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f676f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:33:04, skipping insertion in model container [2020-11-28 07:33:04,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:33:04" (1/1) ... [2020-11-28 07:33:04,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:33:04,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:33:04,794 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: nearbyint [2020-11-28 07:33:04,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10abd557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:33:04, skipping insertion in model container [2020-11-28 07:33:04,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:33:04,797 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:33:04,800 INFO L168 Benchmark]: Toolchain (without parser) took 537.81 ms. Allocated memory is still 71.3 MB. Free memory was 54.9 MB in the beginning and 42.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:33:04,800 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:33:04,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.53 ms. Allocated memory is still 71.3 MB. Free memory was 54.7 MB in the beginning and 42.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:33:04,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory is still 53.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 535.53 ms. Allocated memory is still 71.3 MB. Free memory was 54.7 MB in the beginning and 42.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1002]: Unsupported Syntax Unsupported function from math.h: nearbyint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...