./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 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7cbd74f8528bfc686874cac8610bbfa51e79e00 ............................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7cbd74f8528bfc686874cac8610bbfa51e79e00 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 21:45:52,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:45:52,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:45:52,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:45:52,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:45:52,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:45:52,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:45:52,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:45:52,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:45:52,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:45:52,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:45:52,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:45:52,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:45:52,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:45:52,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:45:52,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:45:52,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:45:52,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:45:52,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:45:52,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:45:52,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:45:52,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:45:52,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:45:52,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:45:52,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:45:52,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:45:52,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:45:52,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:45:52,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:45:52,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:45:52,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:45:52,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:45:52,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:45:52,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:45:52,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:45:52,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:45:52,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:45:52,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:45:52,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:45:52,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:45:52,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:45:52,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 21:45:52,392 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:45:52,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:45:52,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:45:52,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:45:52,396 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:45:52,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:45:52,396 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:45:52,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 21:45:52,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:45:52,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:45:52,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:45:52,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:45:52,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:45:52,398 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:45:52,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:45:52,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:45:52,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:45:52,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:45:52,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:45:52,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:45:52,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:45:52,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:45:52,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:45:52,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:45:52,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:45:52,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 21:45:52,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 21:45:52,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:45:52,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:45:52,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7cbd74f8528bfc686874cac8610bbfa51e79e00 [2020-10-25 21:45:52,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:45:52,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:45:52,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:45:52,852 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:45:52,853 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:45:52,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-25 21:45:52,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661ed4583/f1f348b1a34e4eccb28e2d5f1500242a/FLAG8b51894a3 [2020-10-25 21:45:53,745 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:45:53,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-25 21:45:53,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661ed4583/f1f348b1a34e4eccb28e2d5f1500242a/FLAG8b51894a3 [2020-10-25 21:45:54,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661ed4583/f1f348b1a34e4eccb28e2d5f1500242a [2020-10-25 21:45:54,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:45:54,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:45:54,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:45:54,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:45:54,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:45:54,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:45:54" (1/1) ... [2020-10-25 21:45:54,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52117e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:45:54, skipping insertion in model container [2020-10-25 21:45:54,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:45:54" (1/1) ... [2020-10-25 21:45:54,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:45:54,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:45:54,803 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:1382) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) 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:1352) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-10-25 21:45:54,810 INFO L168 Benchmark]: Toolchain (without parser) took 792.93 ms. Allocated memory is still 46.1 MB. Free memory was 22.7 MB in the beginning and 21.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 3.9 MB. Max. memory is 16.1 GB. [2020-10-25 21:45:54,811 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:45:54,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.22 ms. Allocated memory is still 46.1 MB. Free memory was 22.1 MB in the beginning and 21.2 MB in the end (delta: 840.2 kB). Peak memory consumption was 3.9 MB. Max. memory is 16.1 GB. [2020-10-25 21:45:54,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory was 20.2 MB in the beginning and 20.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 781.22 ms. Allocated memory is still 46.1 MB. Free memory was 22.1 MB in the beginning and 21.2 MB in the end (delta: 840.2 kB). Peak memory consumption was 3.9 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 0.2.0-5485861 [2020-10-25 21:45:57,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:45:57,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:45:57,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:45:57,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:45:57,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:45:57,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:45:57,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:45:57,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:45:57,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:45:57,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:45:57,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:45:57,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:45:57,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:45:57,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:45:57,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:45:57,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:45:57,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:45:57,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:45:57,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:45:57,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:45:57,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:45:57,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:45:57,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:45:57,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:45:57,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:45:57,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:45:57,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:45:57,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:45:57,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:45:57,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:45:57,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:45:57,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:45:57,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:45:57,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:45:57,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:45:57,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:45:57,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:45:57,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:45:57,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:45:57,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:45:57,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-25 21:45:57,556 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:45:57,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:45:57,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:45:57,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:45:57,562 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:45:57,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:45:57,563 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:45:57,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:45:57,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:45:57,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:45:57,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:45:57,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:45:57,566 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-25 21:45:57,566 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-25 21:45:57,566 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:45:57,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:45:57,567 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:45:57,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:45:57,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:45:57,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:45:57,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:45:57,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:45:57,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:45:57,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:45:57,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:45:57,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:45:57,569 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-25 21:45:57,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-25 21:45:57,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:45:57,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:45:57,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-25 21:45:57,571 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7cbd74f8528bfc686874cac8610bbfa51e79e00 [2020-10-25 21:45:58,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:45:58,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:45:58,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:45:58,089 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:45:58,090 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:45:58,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-25 21:45:58,186 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae07ea73b/3195ccae01104198af5b6b99aa82d885/FLAG724832659 [2020-10-25 21:45:58,918 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:45:58,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-25 21:45:58,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae07ea73b/3195ccae01104198af5b6b99aa82d885/FLAG724832659 [2020-10-25 21:45:59,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae07ea73b/3195ccae01104198af5b6b99aa82d885 [2020-10-25 21:45:59,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:45:59,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:45:59,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:45:59,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:45:59,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:45:59,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:45:59" (1/1) ... [2020-10-25 21:45:59,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57daf19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:45:59, skipping insertion in model container [2020-10-25 21:45:59,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:45:59" (1/1) ... [2020-10-25 21:45:59,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:45:59,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:45:59,844 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: nearbyint [2020-10-25 21:45:59,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7afbbe2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:45:59, skipping insertion in model container [2020-10-25 21:45:59,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 21:45:59,846 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-25 21:45:59,849 INFO L168 Benchmark]: Toolchain (without parser) took 696.88 ms. Allocated memory is still 41.9 MB. Free memory was 26.5 MB in the beginning and 23.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2020-10-25 21:45:59,850 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 33.6 MB. Free memory is still 16.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:45:59,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.84 ms. Allocated memory is still 41.9 MB. Free memory was 25.9 MB in the beginning and 23.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2020-10-25 21:45:59,853 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 33.6 MB. Free memory is still 16.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 688.84 ms. Allocated memory is still 41.9 MB. Free memory was 25.9 MB in the beginning and 23.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 11.3 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: nearbyint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...