./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/rint2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI --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 45b11ecbd3ec6436d396508f4681e5ee03426c56ee354bc2bc2e7ae858c085ea --- 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-5e519f3 [2022-11-03 01:51:22,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:51:22,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:51:22,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:51:22,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:51:22,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:51:22,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:51:22,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:51:22,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:51:22,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:51:22,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:51:22,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:51:22,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:51:22,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:51:22,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:51:22,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:51:22,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:51:22,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:51:22,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:51:22,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:51:22,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:51:22,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:51:22,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:51:22,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:51:22,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:51:22,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:51:22,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:51:22,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:51:22,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:51:22,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:51:22,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:51:22,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:51:22,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:51:22,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:51:22,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:51:22,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:51:22,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:51:22,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:51:22,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:51:22,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:51:22,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:51:22,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 01:51:22,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:51:22,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:51:22,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:51:22,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:51:22,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:51:22,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:51:22,977 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:51:22,977 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:51:22,977 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:51:22,978 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:51:22,979 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:51:22,980 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:51:22,980 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:51:22,980 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:51:22,980 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:51:22,981 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:51:22,981 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:51:22,981 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:51:22,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:51:22,982 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:51:22,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:51:22,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:51:22,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:51:22,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:51:22,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:51:22,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:51:22,984 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:51:22,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:51:22,986 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:51:22,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:51:22,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:51:22,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:51:22,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:51:22,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:51:22,988 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:51:22,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:51:22,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:51:22,988 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:51:22,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:51:22,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:51:22,989 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:51:22,989 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_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45b11ecbd3ec6436d396508f4681e5ee03426c56ee354bc2bc2e7ae858c085ea [2022-11-03 01:51:23,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:51:23,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:51:23,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:51:23,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:51:23,397 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:51:23,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/floats-esbmc-regression/rint2.i [2022-11-03 01:51:23,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/f07d116f5/c4e35c53b73947dc85cb5c14424815da/FLAGc92fb3482 [2022-11-03 01:51:24,229 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:51:24,230 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/sv-benchmarks/c/floats-esbmc-regression/rint2.i [2022-11-03 01:51:24,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/f07d116f5/c4e35c53b73947dc85cb5c14424815da/FLAGc92fb3482 [2022-11-03 01:51:24,468 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/f07d116f5/c4e35c53b73947dc85cb5c14424815da [2022-11-03 01:51:24,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:51:24,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:51:24,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:51:24,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:51:24,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:51:24,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:51:24" (1/1) ... [2022-11-03 01:51:24,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db187dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:51:24, skipping insertion in model container [2022-11-03 01:51:24,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:51:24" (1/1) ... [2022-11-03 01:51:24,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:51:24,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:51:25,396 WARN L230 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_91ea0777-8739-4b54-9edc-21a302cee8a5/sv-benchmarks/c/floats-esbmc-regression/rint2.i[38064,38077] [2022-11-03 01:51:25,404 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:921) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1482) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1440) 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:1390) 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:1074) 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:1463) 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:3269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2354) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-11-03 01:51:25,411 INFO L158 Benchmark]: Toolchain (without parser) took 936.98ms. Allocated memory is still 115.3MB. Free memory was 79.7MB in the beginning and 88.4MB in the end (delta: -8.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:51:25,413 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory was 89.6MB in the beginning and 89.6MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:51:25,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 929.46ms. Allocated memory is still 115.3MB. Free memory was 79.4MB in the beginning and 88.4MB in the end (delta: -9.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 01:51:25,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory was 89.6MB in the beginning and 89.6MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 929.46ms. Allocated memory is still 115.3MB. Free memory was 79.4MB in the beginning and 88.4MB in the end (delta: -9.0MB). Peak memory consumption was 12.6MB. 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:921) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI --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 45b11ecbd3ec6436d396508f4681e5ee03426c56ee354bc2bc2e7ae858c085ea --- 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-5e519f3 [2022-11-03 01:51:28,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:51:28,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:51:28,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:51:28,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:51:28,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:51:28,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:51:28,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:51:28,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:51:28,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:51:28,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:51:28,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:51:28,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:51:28,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:51:28,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:51:28,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:51:28,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:51:28,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:51:28,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:51:28,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:51:28,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:51:28,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:51:28,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:51:28,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:51:28,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:51:28,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:51:28,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:51:28,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:51:28,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:51:28,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:51:28,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:51:28,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:51:28,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:51:28,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:51:28,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:51:28,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:51:28,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:51:28,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:51:28,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:51:28,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:51:28,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:51:28,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 01:51:28,255 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:51:28,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:51:28,256 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:51:28,256 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:51:28,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:51:28,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:51:28,257 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:51:28,258 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:51:28,258 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:51:28,258 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:51:28,258 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:51:28,258 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:51:28,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:51:28,260 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:51:28,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:51:28,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:51:28,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:51:28,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:51:28,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:51:28,261 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:51:28,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:51:28,261 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:51:28,262 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:51:28,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:51:28,262 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:51:28,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:51:28,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:51:28,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:51:28,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:51:28,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:51:28,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:51:28,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:51:28,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:51:28,264 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:51:28,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:51:28,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:51:28,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:51:28,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:51:28,265 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_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45b11ecbd3ec6436d396508f4681e5ee03426c56ee354bc2bc2e7ae858c085ea [2022-11-03 01:51:28,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:51:28,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:51:28,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:51:28,778 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:51:28,779 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:51:28,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/floats-esbmc-regression/rint2.i [2022-11-03 01:51:28,864 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/966716b6d/68378be81dae4e039de0c5b2f7397806/FLAG1ef908438 [2022-11-03 01:51:29,683 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:51:29,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/sv-benchmarks/c/floats-esbmc-regression/rint2.i [2022-11-03 01:51:29,705 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/966716b6d/68378be81dae4e039de0c5b2f7397806/FLAG1ef908438 [2022-11-03 01:51:29,862 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ea0777-8739-4b54-9edc-21a302cee8a5/bin/utaipan-7li7fVZpFI/data/966716b6d/68378be81dae4e039de0c5b2f7397806 [2022-11-03 01:51:29,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:51:29,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:51:29,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:51:29,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:51:29,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:51:29,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:51:29" (1/1) ... [2022-11-03 01:51:29,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22246342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:51:29, skipping insertion in model container [2022-11-03 01:51:29,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:51:29" (1/1) ... [2022-11-03 01:51:29,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:51:29,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:51:30,503 WARN L230 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_91ea0777-8739-4b54-9edc-21a302cee8a5/sv-benchmarks/c/floats-esbmc-regression/rint2.i[38064,38077] [2022-11-03 01:51:30,511 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2022-11-03 01:51:30,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5994d24e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:51:30, skipping insertion in model container [2022-11-03 01:51:30,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:51:30,513 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 01:51:30,515 INFO L158 Benchmark]: Toolchain (without parser) took 647.52ms. Allocated memory is still 67.1MB. Free memory was 46.9MB in the beginning and 47.7MB in the end (delta: -775.0kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-03 01:51:30,516 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 67.1MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:51:30,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.74ms. Allocated memory is still 67.1MB. Free memory was 46.7MB in the beginning and 47.9MB in the end (delta: -1.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-03 01:51:30,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 67.1MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 644.74ms. Allocated memory is still 67.1MB. Free memory was 46.7MB in the beginning and 47.9MB in the end (delta: -1.2MB). Peak memory consumption was 14.7MB. 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: rint 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