./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS --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 a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:25:50,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:25:50,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:25:50,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:25:50,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:25:50,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:25:50,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:25:50,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:25:50,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:25:50,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:25:50,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:25:50,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:25:50,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:25:50,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:25:50,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:25:50,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:25:50,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:25:50,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:25:50,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:25:50,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:25:50,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:25:50,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:25:50,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:25:50,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:25:50,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:25:50,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:25:50,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:25:50,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:25:50,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:25:50,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:25:50,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:25:50,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:25:50,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:25:50,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:25:50,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:25:50,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:25:50,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:25:50,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:25:50,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:25:50,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:25:50,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:25:50,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-19 07:25:50,765 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:25:50,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:25:50,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:25:50,766 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:25:50,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:25:50,767 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:25:50,767 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:25:50,767 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:25:50,768 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:25:50,768 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:25:50,768 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:25:50,768 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:25:50,768 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:25:50,769 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:25:50,769 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:25:50,769 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:25:50,769 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:25:50,770 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:25:50,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:25:50,770 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:25:50,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:25:50,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:25:50,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:25:50,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:25:50,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:25:50,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:25:50,772 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:25:50,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:25:50,772 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:25:50,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:25:50,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:25:50,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:25:50,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:25:50,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:25:50,774 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:25:50,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:25:50,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:25:50,774 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:25:50,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:25:50,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:25:50,775 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:25:50,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af [2022-11-19 07:25:51,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:25:51,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:25:51,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:25:51,117 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:25:51,118 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:25:51,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2022-11-19 07:25:51,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/e48850785/86a0e200ccd541f0b59a9265af77c548/FLAG53ee6ebac [2022-11-19 07:25:51,685 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:25:51,686 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2022-11-19 07:25:51,715 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/e48850785/86a0e200ccd541f0b59a9265af77c548/FLAG53ee6ebac [2022-11-19 07:25:51,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/e48850785/86a0e200ccd541f0b59a9265af77c548 [2022-11-19 07:25:51,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:25:51,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:25:52,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:25:52,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:25:52,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:25:52,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:25:51" (1/1) ... [2022-11-19 07:25:52,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d5a9e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:25:52, skipping insertion in model container [2022-11-19 07:25:52,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:25:51" (1/1) ... [2022-11-19 07:25:52,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:25:52,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:25:52,546 WARN L234 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_3f431456-1848-40a1-b52d-2df1a93d3219/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i[38069,38082] [2022-11-19 07:25:52,552 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:912) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:239) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1462) 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:1412) 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:1086) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1488) 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:3308) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) 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) [2022-11-19 07:25:52,561 INFO L158 Benchmark]: Toolchain (without parser) took 563.26ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 90.1MB in the end (delta: -6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 07:25:52,562 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 79.7MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:25:52,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.75ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 90.1MB in the end (delta: -6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 07:25:52,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 79.7MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.75ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 90.1MB in the end (delta: -6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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:912) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS --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 a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:25:54,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:25:54,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:25:54,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:25:54,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:25:54,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:25:54,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:25:54,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:25:54,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:25:54,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:25:54,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:25:54,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:25:54,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:25:54,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:25:54,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:25:54,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:25:54,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:25:54,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:25:54,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:25:54,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:25:54,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:25:54,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:25:54,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:25:54,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:25:54,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:25:54,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:25:54,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:25:54,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:25:54,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:25:54,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:25:54,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:25:54,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:25:54,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:25:54,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:25:54,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:25:54,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:25:54,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:25:54,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:25:54,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:25:54,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:25:54,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:25:54,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-19 07:25:54,634 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:25:54,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:25:54,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:25:54,642 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:25:54,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:25:54,644 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:25:54,644 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:25:54,645 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:25:54,645 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:25:54,645 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:25:54,646 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:25:54,647 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:25:54,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:25:54,648 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:25:54,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:25:54,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:25:54,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:25:54,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:25:54,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:25:54,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:25:54,650 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:25:54,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:25:54,651 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:25:54,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:25:54,651 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:25:54,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:25:54,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:25:54,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:25:54,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:25:54,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:25:54,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:25:54,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:25:54,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:25:54,654 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:25:54,654 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:25:54,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:25:54,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:25:54,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:25:54,655 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_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af [2022-11-19 07:25:55,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:25:55,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:25:55,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:25:55,067 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:25:55,068 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:25:55,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2022-11-19 07:25:55,149 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/db7a4d273/9787f6f4871a465db6d06c67afcc3a7e/FLAGce6db1214 [2022-11-19 07:25:55,618 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:25:55,619 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2022-11-19 07:25:55,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/db7a4d273/9787f6f4871a465db6d06c67afcc3a7e/FLAGce6db1214 [2022-11-19 07:25:55,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f431456-1848-40a1-b52d-2df1a93d3219/bin/utaipan-I9t0OCRTmS/data/db7a4d273/9787f6f4871a465db6d06c67afcc3a7e [2022-11-19 07:25:55,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:25:55,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:25:55,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:25:55,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:25:55,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:25:55,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:25:55" (1/1) ... [2022-11-19 07:25:55,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2ef49d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:25:55, skipping insertion in model container [2022-11-19 07:25:55,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:25:55" (1/1) ... [2022-11-19 07:25:55,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:25:56,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:25:56,521 WARN L234 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_3f431456-1848-40a1-b52d-2df1a93d3219/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i[38069,38082] [2022-11-19 07:25:56,527 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: nearbyint [2022-11-19 07:25:56,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36402ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:25:56, skipping insertion in model container [2022-11-19 07:25:56,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:25:56,529 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:25:56,531 INFO L158 Benchmark]: Toolchain (without parser) took 571.18ms. Allocated memory is still 69.2MB. Free memory was 48.7MB in the beginning and 49.3MB in the end (delta: -582.3kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 07:25:56,531 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:25:56,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.05ms. Allocated memory is still 69.2MB. Free memory was 48.5MB in the beginning and 49.3MB in the end (delta: -742.4kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 07:25:56,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.05ms. Allocated memory is still 69.2MB. Free memory was 48.5MB in the beginning and 49.3MB in the end (delta: -742.4kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN