./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d3a4914f5f40d04d28217688bd7f163d0437db9 ................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d3a4914f5f40d04d28217688bd7f163d0437db9 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 10:15:40,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:15:40,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:15:40,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:15:40,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:15:40,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:15:40,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:15:40,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:15:40,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:15:40,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:15:40,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:15:40,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:15:40,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:15:40,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:15:40,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:15:40,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:15:40,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:15:40,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:15:40,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:15:40,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:15:40,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:15:40,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:15:40,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:15:40,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:15:40,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:15:40,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:15:40,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:15:40,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:15:40,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:15:40,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:15:40,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:15:40,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:15:40,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:15:40,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:15:40,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:15:40,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:15:40,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:15:40,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:15:40,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:15:40,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:15:40,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:15:40,264 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 10:15:40,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:15:40,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:15:40,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:15:40,277 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:15:40,277 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:15:40,278 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:15:40,278 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:15:40,278 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:15:40,278 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:15:40,278 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:15:40,279 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:15:40,279 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:15:40,279 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:15:40,279 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:15:40,279 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:15:40,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:15:40,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:15:40,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:15:40,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:15:40,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:15:40,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:15:40,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:15:40,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:15:40,281 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:15:40,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:15:40,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:15:40,282 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:15:40,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:15:40,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:15:40,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:15:40,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:15:40,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:15:40,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:15:40,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:15:40,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:15:40,283 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:15:40,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:15:40,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:15:40,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:15:40,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:15:40,284 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_82fcfa59-898b-484c-8260-68a022e73178/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(__VERIFIER_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 -> 5d3a4914f5f40d04d28217688bd7f163d0437db9 [2019-12-07 10:15:40,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:15:40,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:15:40,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:15:40,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:15:40,413 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:15:40,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2019-12-07 10:15:40,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/9f7606f51/9793633a86ca43f8940cee3a16ecd785/FLAGd8ff38d51 [2019-12-07 10:15:40,914 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:15:40,915 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2019-12-07 10:15:40,924 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/9f7606f51/9793633a86ca43f8940cee3a16ecd785/FLAGd8ff38d51 [2019-12-07 10:15:40,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/9f7606f51/9793633a86ca43f8940cee3a16ecd785 [2019-12-07 10:15:40,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:15:40,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:15:40,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:15:40,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:15:40,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:15:40,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:15:40" (1/1) ... [2019-12-07 10:15:40,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e09ed5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:15:40, skipping insertion in model container [2019-12-07 10:15:40,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:15:40" (1/1) ... [2019-12-07 10:15:40,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:15:40,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:15:41,266 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.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1344) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) 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:1336) 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:1029) 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:1407) 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:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) 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:125) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 10:15:41,270 INFO L168 Benchmark]: Toolchain (without parser) took 332.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:15:41,271 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:15:41,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:15:41,273 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -157.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 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 0.1.25-f470102 [2019-12-07 10:15:42,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:15:42,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:15:42,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:15:42,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:15:42,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:15:42,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:15:42,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:15:42,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:15:42,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:15:42,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:15:42,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:15:42,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:15:42,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:15:42,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:15:42,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:15:42,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:15:42,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:15:42,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:15:42,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:15:42,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:15:42,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:15:42,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:15:42,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:15:42,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:15:42,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:15:42,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:15:42,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:15:42,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:15:42,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:15:42,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:15:42,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:15:42,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:15:42,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:15:42,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:15:42,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:15:42,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:15:42,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:15:42,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:15:42,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:15:42,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:15:42,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 10:15:42,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:15:42,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:15:42,427 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:15:42,427 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:15:42,427 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:15:42,427 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:15:42,427 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:15:42,428 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:15:42,428 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:15:42,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:15:42,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:15:42,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:15:42,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:15:42,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:15:42,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:15:42,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:15:42,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:15:42,429 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:15:42,430 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:15:42,430 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:15:42,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:15:42,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:15:42,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:15:42,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:15:42,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:15:42,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:15:42,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:15:42,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:15:42,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:15:42,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:15:42,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:15:42,431 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:15:42,431 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:15:42,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:15:42,432 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:15:42,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:15:42,432 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_82fcfa59-898b-484c-8260-68a022e73178/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(__VERIFIER_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 -> 5d3a4914f5f40d04d28217688bd7f163d0437db9 [2019-12-07 10:15:42,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:15:42,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:15:42,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:15:42,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:15:42,608 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:15:42,609 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2019-12-07 10:15:42,647 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/8f24f04ad/d49a1b1d07cf42fbab81d2bac5def08a/FLAG0a9417c3c [2019-12-07 10:15:43,158 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:15:43,159 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2019-12-07 10:15:43,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/8f24f04ad/d49a1b1d07cf42fbab81d2bac5def08a/FLAG0a9417c3c [2019-12-07 10:15:43,630 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82fcfa59-898b-484c-8260-68a022e73178/bin/utaipan/data/8f24f04ad/d49a1b1d07cf42fbab81d2bac5def08a [2019-12-07 10:15:43,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:15:43,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:15:43,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:15:43,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:15:43,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:15:43,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:15:43" (1/1) ... [2019-12-07 10:15:43,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d050de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:15:43, skipping insertion in model container [2019-12-07 10:15:43,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:15:43" (1/1) ... [2019-12-07 10:15:43,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:15:43,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:15:43,938 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: nearbyint [2019-12-07 10:15:43,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47c5512c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:15:43, skipping insertion in model container [2019-12-07 10:15:43,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:15:43,939 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:15:43,940 INFO L168 Benchmark]: Toolchain (without parser) took 307.23 ms. Allocated memory is still 1.0 GB. Free memory was 947.0 MB in the beginning and 930.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:15:43,941 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:15:43,941 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.49 ms. Allocated memory is still 1.0 GB. Free memory was 947.0 MB in the beginning and 930.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:15:43,942 INFO L335 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 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.49 ms. Allocated memory is still 1.0 GB. Free memory was 947.0 MB in the beginning and 930.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 991]: Unsupported Syntax Unsupported function from math.h: nearbyint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...