./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 679431cc4db5d6dc0c92c1ce61bb635e515719d7 ....................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 679431cc4db5d6dc0c92c1ce61bb635e515719d7 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:23,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:23,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:23,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:23,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:23,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:23,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:23,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:23,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:23,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:23,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:23,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:23,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:23,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:23,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:23,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:23,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:23,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:23,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:23,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:23,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:23,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:23,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:23,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:23,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:23,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:23,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:23,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:23,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:23,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:23,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:23,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:23,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:23,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:23,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:23,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:23,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:23,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:23,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:23,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:23,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:23,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:30:23,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:23,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:23,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:23,860 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:23,860 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:23,860 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:23,861 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:23,861 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:23,861 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:23,861 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:23,861 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:23,862 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:23,862 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:23,862 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:23,862 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:23,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:23,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:23,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:23,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:23,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:23,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:23,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:23,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:23,864 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:23,865 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:23,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:23,865 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:23,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:23,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:23,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:23,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:23,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:23,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:23,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:23,866 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:23,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:23,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:23,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:23,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:23,867 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 679431cc4db5d6dc0c92c1ce61bb635e515719d7 [2021-10-11 02:30:24,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:24,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:24,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:24,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:24,198 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:24,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/floats-esbmc-regression/rint2.i [2021-10-11 02:30:24,257 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/a0ef7ccc1/ab422ad5a7244ada94628f4ece8f474c/FLAG35eafb8a9 [2021-10-11 02:30:24,769 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:24,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/sv-benchmarks/c/floats-esbmc-regression/rint2.i [2021-10-11 02:30:24,808 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/a0ef7ccc1/ab422ad5a7244ada94628f4ece8f474c/FLAG35eafb8a9 [2021-10-11 02:30:25,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/a0ef7ccc1/ab422ad5a7244ada94628f4ece8f474c [2021-10-11 02:30:25,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:25,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:25,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:25,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:25,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:25,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:25" (1/1) ... [2021-10-11 02:30:25,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c3185c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:25, skipping insertion in model container [2021-10-11 02:30:25,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:25" (1/1) ... [2021-10-11 02:30:25,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:25,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:25,810 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/sv-benchmarks/c/floats-esbmc-regression/rint2.i[38064,38077] [2021-10-11 02:30:25,823 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: fesetround not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:959) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1402) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-11 02:30:25,832 INFO L168 Benchmark]: Toolchain (without parser) took 596.57 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 45.6 MB in the beginning and 78.8 MB in the end (delta: -33.1 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:25,833 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:25,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 594.15 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 45.4 MB in the beginning and 78.8 MB in the end (delta: -33.4 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:25,836 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 594.15 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 45.4 MB in the beginning and 78.8 MB in the end (delta: -33.4 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: fesetround not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: fesetround not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:959) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:28,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:28,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:28,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:28,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:28,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:28,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:28,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:28,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:28,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:28,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:28,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:28,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:28,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:28,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:28,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:28,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:28,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:28,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:28,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:28,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:28,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:28,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:28,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:28,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:28,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:28,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:28,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:28,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:28,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:28,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:28,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:28,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:28,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:28,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:28,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:28,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:28,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:28,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:28,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:28,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:28,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:28,265 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:28,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:28,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:28,267 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:28,267 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:28,268 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:28,268 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:28,268 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:28,269 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:28,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:28,271 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:28,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:28,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:28,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:28,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:28,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:28,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:28,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:28,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:28,273 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:28,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:28,273 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:28,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:28,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:28,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:28,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:28,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:28,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:28,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:28,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:28,275 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:28,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:28,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:28,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:28,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:28,276 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_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 679431cc4db5d6dc0c92c1ce61bb635e515719d7 [2021-10-11 02:30:28,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:28,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:28,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:28,706 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:28,706 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:28,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/floats-esbmc-regression/rint2.i [2021-10-11 02:30:28,791 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/22afe913e/146aea788a0349b197b69747b516933f/FLAG43ffc6e33 [2021-10-11 02:30:29,412 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:29,413 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/sv-benchmarks/c/floats-esbmc-regression/rint2.i [2021-10-11 02:30:29,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/22afe913e/146aea788a0349b197b69747b516933f/FLAG43ffc6e33 [2021-10-11 02:30:29,653 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/bin/utaipan-WLngWcDbfI/data/22afe913e/146aea788a0349b197b69747b516933f [2021-10-11 02:30:29,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:29,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:29,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:29,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:29,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:29,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:29" (1/1) ... [2021-10-11 02:30:29,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@545b5df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:29, skipping insertion in model container [2021-10-11 02:30:29,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:29" (1/1) ... [2021-10-11 02:30:29,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:29,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:30,236 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b067be02-0431-4723-9135-170920df7fd5/sv-benchmarks/c/floats-esbmc-regression/rint2.i[38064,38077] [2021-10-11 02:30:30,243 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2021-10-11 02:30:30,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@581186ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:30, skipping insertion in model container [2021-10-11 02:30:30,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:30,245 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:30,247 INFO L168 Benchmark]: Toolchain (without parser) took 588.22 ms. Allocated memory is still 73.4 MB. Free memory was 52.8 MB in the beginning and 54.4 MB in the end (delta: -1.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,248 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 73.4 MB. Free memory was 54.0 MB in the beginning and 54.0 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:30,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.68 ms. Allocated memory is still 73.4 MB. Free memory was 52.6 MB in the beginning and 54.4 MB in the end (delta: -1.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 73.4 MB. Free memory was 54.0 MB in the beginning and 54.0 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 585.68 ms. Allocated memory is still 73.4 MB. Free memory was 52.6 MB in the beginning and 54.4 MB in the end (delta: -1.8 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: rint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...