./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/rint.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-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 ........................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 08:47:59,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 08:47:59,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 08:47:59,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 08:47:59,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 08:47:59,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 08:47:59,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 08:47:59,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 08:47:59,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 08:47:59,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 08:47:59,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 08:47:59,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 08:47:59,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 08:47:59,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 08:47:59,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 08:47:59,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 08:47:59,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 08:47:59,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 08:47:59,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 08:47:59,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 08:47:59,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 08:47:59,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 08:47:59,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 08:47:59,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 08:47:59,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 08:47:59,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 08:47:59,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 08:47:59,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 08:47:59,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 08:47:59,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 08:47:59,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 08:47:59,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 08:47:59,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 08:47:59,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 08:47:59,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 08:47:59,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 08:47:59,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 08:47:59,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 08:47:59,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 08:47:59,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 08:47:59,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 08:47:59,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 08:47:59,971 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 08:47:59,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 08:47:59,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 08:47:59,972 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 08:47:59,972 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 08:47:59,972 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 08:47:59,972 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 08:47:59,972 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 08:47:59,972 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 08:47:59,973 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 08:47:59,973 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 08:47:59,973 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 08:47:59,973 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 08:47:59,973 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 08:47:59,973 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 08:47:59,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 08:47:59,974 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 08:47:59,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 08:47:59,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 08:47:59,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 08:47:59,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 08:47:59,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 08:47:59,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 08:47:59,975 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 08:47:59,975 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 08:47:59,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 08:47:59,975 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 08:47:59,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 08:47:59,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 08:47:59,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 08:47:59,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 08:47:59,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 08:47:59,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 08:47:59,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 08:47:59,976 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 08:47:59,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 08:47:59,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 08:47:59,976 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 08:47:59,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 08:47:59,977 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 [2020-12-09 08:48:00,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 08:48:00,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 08:48:00,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 08:48:00,167 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 08:48:00,168 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 08:48:00,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/rint.i [2020-12-09 08:48:00,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/03175aa37/2c5984d1757c4448aa2f98eeea3df569/FLAGc92a8c108 [2020-12-09 08:48:00,652 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 08:48:00,653 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/sv-benchmarks/c/floats-esbmc-regression/rint.i [2020-12-09 08:48:00,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/03175aa37/2c5984d1757c4448aa2f98eeea3df569/FLAGc92a8c108 [2020-12-09 08:48:00,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/03175aa37/2c5984d1757c4448aa2f98eeea3df569 [2020-12-09 08:48:00,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 08:48:00,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 08:48:00,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 08:48:00,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 08:48:00,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 08:48:00,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:48:00" (1/1) ... [2020-12-09 08:48:00,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d459382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:48:00, skipping insertion in model container [2020-12-09 08:48:00,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:48:00" (1/1) ... [2020-12-09 08:48:00,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 08:48:00,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 08:48:01,011 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/sv-benchmarks/c/floats-esbmc-regression/rint.i[38063,38076] [2020-12-09 08:48:01,019 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: fesetround not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:959) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1402) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoops(CHandler.java:3371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:223) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-09 08:48:01,024 INFO L168 Benchmark]: Toolchain (without parser) took 348.75 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 46.2 MB in the beginning and 73.0 MB in the end (delta: -26.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 08:48:01,025 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 81.8 MB. Free memory was 53.8 MB in the beginning and 53.8 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 08:48:01,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.94 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 45.9 MB in the beginning and 73.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 08:48:01,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 81.8 MB. Free memory was 53.8 MB in the beginning and 53.8 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 346.94 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 45.9 MB in the beginning and 73.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 6.3 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 [2020-12-09 08:48:02,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 08:48:02,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 08:48:02,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 08:48:02,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 08:48:02,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 08:48:02,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 08:48:02,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 08:48:02,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 08:48:02,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 08:48:02,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 08:48:02,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 08:48:02,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 08:48:02,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 08:48:02,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 08:48:02,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 08:48:02,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 08:48:02,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 08:48:02,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 08:48:02,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 08:48:02,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 08:48:02,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 08:48:02,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 08:48:02,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 08:48:02,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 08:48:02,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 08:48:02,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 08:48:02,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 08:48:02,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 08:48:02,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 08:48:02,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 08:48:02,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 08:48:02,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 08:48:02,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 08:48:02,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 08:48:02,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 08:48:02,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 08:48:02,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 08:48:02,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 08:48:02,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 08:48:02,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 08:48:02,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 08:48:02,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 08:48:02,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 08:48:02,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 08:48:02,502 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 08:48:02,503 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 08:48:02,503 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 08:48:02,503 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 08:48:02,503 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 08:48:02,503 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 08:48:02,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 08:48:02,504 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 08:48:02,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 08:48:02,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 08:48:02,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 08:48:02,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 08:48:02,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 08:48:02,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 08:48:02,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 08:48:02,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 08:48:02,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 08:48:02,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 08:48:02,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 08:48:02,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 08:48:02,506 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 08:48:02,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 08:48:02,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 08:48:02,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 08:48:02,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 08:48:02,507 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 [2020-12-09 08:48:02,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 08:48:02,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 08:48:02,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 08:48:02,767 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 08:48:02,768 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 08:48:02,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/rint.i [2020-12-09 08:48:02,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/ce582469e/ac8212da4a2946148a25669c24b153a9/FLAGf21fbf61b [2020-12-09 08:48:03,265 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 08:48:03,265 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/sv-benchmarks/c/floats-esbmc-regression/rint.i [2020-12-09 08:48:03,277 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/ce582469e/ac8212da4a2946148a25669c24b153a9/FLAGf21fbf61b [2020-12-09 08:48:03,597 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/bin/utaipan/data/ce582469e/ac8212da4a2946148a25669c24b153a9 [2020-12-09 08:48:03,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 08:48:03,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 08:48:03,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 08:48:03,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 08:48:03,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 08:48:03,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:48:03" (1/1) ... [2020-12-09 08:48:03,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad2afec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:48:03, skipping insertion in model container [2020-12-09 08:48:03,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:48:03" (1/1) ... [2020-12-09 08:48:03,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 08:48:03,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 08:48:03,932 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_a47d78f8-f73d-459c-9274-8ed53f716773/sv-benchmarks/c/floats-esbmc-regression/rint.i[38063,38076] [2020-12-09 08:48:03,941 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2020-12-09 08:48:03,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36252e5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:48:03, skipping insertion in model container [2020-12-09 08:48:03,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 08:48:03,942 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 08:48:03,944 INFO L168 Benchmark]: Toolchain (without parser) took 343.51 ms. Allocated memory is still 60.8 MB. Free memory was 38.2 MB in the beginning and 41.9 MB in the end (delta: -3.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 08:48:03,945 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 60.8 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 08:48:03,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.87 ms. Allocated memory is still 60.8 MB. Free memory was 38.0 MB in the beginning and 41.9 MB in the end (delta: -3.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 08:48:03,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 60.8 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 341.87 ms. Allocated memory is still 60.8 MB. Free memory was 38.0 MB in the beginning and 41.9 MB in the end (delta: -3.9 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: 1006]: Unsupported Syntax Unsupported function from math.h: rint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...