./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc 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-cbmc-regression/float_lib1.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 56771b04a43eece6453a051ac2b8a2fa87e54647 ...................................................................................................................................................................... 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-cbmc-regression/float_lib1.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 56771b04a43eece6453a051ac2b8a2fa87e54647 ........................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-10-24 21:57:39,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 21:57:39,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 21:57:39,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 21:57:39,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 21:57:39,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 21:57:39,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 21:57:39,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 21:57:39,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 21:57:39,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 21:57:39,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 21:57:39,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 21:57:39,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 21:57:39,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 21:57:39,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 21:57:39,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 21:57:39,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 21:57:39,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 21:57:39,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 21:57:39,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 21:57:39,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 21:57:39,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 21:57:39,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 21:57:39,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 21:57:39,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 21:57:39,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 21:57:39,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 21:57:39,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 21:57:39,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 21:57:39,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 21:57:39,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 21:57:39,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 21:57:39,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 21:57:39,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 21:57:39,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 21:57:39,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 21:57:39,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 21:57:39,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 21:57:39,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 21:57:39,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 21:57:39,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 21:57:39,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 21:57:39,822 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 21:57:39,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 21:57:39,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 21:57:39,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 21:57:39,837 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 21:57:39,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 21:57:39,838 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 21:57:39,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 21:57:39,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 21:57:39,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 21:57:39,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 21:57:39,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 21:57:39,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 21:57:39,842 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 21:57:39,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 21:57:39,842 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 21:57:39,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 21:57:39,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 21:57:39,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 21:57:39,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 21:57:39,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 21:57:39,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 21:57:39,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 21:57:39,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 21:57:39,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 21:57:39,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 21:57:39,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 21:57:39,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 21:57:39,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 21:57:39,846 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56771b04a43eece6453a051ac2b8a2fa87e54647 [2020-10-24 21:57:40,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 21:57:40,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 21:57:40,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 21:57:40,349 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 21:57:40,350 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 21:57:40,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-24 21:57:40,424 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4a7d1c23/77e38c99d0c240ad9ef24fcaee9dbd8c/FLAGd7f2b04b1 [2020-10-24 21:57:41,260 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 21:57:41,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-24 21:57:41,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4a7d1c23/77e38c99d0c240ad9ef24fcaee9dbd8c/FLAGd7f2b04b1 [2020-10-24 21:57:41,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4a7d1c23/77e38c99d0c240ad9ef24fcaee9dbd8c [2020-10-24 21:57:41,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 21:57:41,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 21:57:41,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 21:57:41,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 21:57:41,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 21:57:41,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:57:41" (1/1) ... [2020-10-24 21:57:41,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7aabd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:41, skipping insertion in model container [2020-10-24 21:57:41,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:57:41" (1/1) ... [2020-10-24 21:57:41,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 21:57:41,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 21:57:42,281 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) 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:1080) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1569) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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) [2020-10-24 21:57:42,291 INFO L168 Benchmark]: Toolchain (without parser) took 762.60 ms. Allocated memory is still 44.0 MB. Free memory was 20.0 MB in the beginning and 19.5 MB in the end (delta: 512.3 kB). Peak memory consumption was 3.8 MB. Max. memory is 16.1 GB. [2020-10-24 21:57:42,293 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 44.0 MB. Free memory was 31.1 MB in the beginning and 31.1 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 21:57:42,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.59 ms. Allocated memory is still 44.0 MB. Free memory was 19.4 MB in the beginning and 19.5 MB in the end (delta: -137.8 kB). Peak memory consumption was 3.8 MB. Max. memory is 16.1 GB. [2020-10-24 21:57:42,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 44.0 MB. Free memory was 31.1 MB in the beginning and 31.1 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 754.59 ms. Allocated memory is still 44.0 MB. Free memory was 19.4 MB in the beginning and 19.5 MB in the end (delta: -137.8 kB). Peak memory consumption was 3.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-10-24 21:57:44,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 21:57:44,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 21:57:44,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 21:57:44,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 21:57:44,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 21:57:44,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 21:57:44,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 21:57:44,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 21:57:44,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 21:57:44,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 21:57:44,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 21:57:44,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 21:57:44,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 21:57:44,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 21:57:44,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 21:57:44,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 21:57:44,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 21:57:44,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 21:57:44,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 21:57:44,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 21:57:44,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 21:57:44,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 21:57:44,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 21:57:44,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 21:57:44,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 21:57:44,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 21:57:44,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 21:57:44,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 21:57:44,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 21:57:44,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 21:57:44,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 21:57:44,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 21:57:44,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 21:57:44,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 21:57:44,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 21:57:44,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 21:57:44,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 21:57:44,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 21:57:44,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 21:57:44,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 21:57:44,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 21:57:44,823 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 21:57:44,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 21:57:44,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 21:57:44,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 21:57:44,831 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 21:57:44,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 21:57:44,835 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 21:57:44,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 21:57:44,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 21:57:44,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 21:57:44,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 21:57:44,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 21:57:44,836 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 21:57:44,837 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 21:57:44,837 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 21:57:44,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 21:57:44,837 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 21:57:44,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 21:57:44,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 21:57:44,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 21:57:44,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 21:57:44,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 21:57:44,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 21:57:44,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 21:57:44,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 21:57:44,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 21:57:44,840 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 21:57:44,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 21:57:44,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 21:57:44,841 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 21:57:44,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 21:57:44,841 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56771b04a43eece6453a051ac2b8a2fa87e54647 [2020-10-24 21:57:45,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 21:57:45,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 21:57:45,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 21:57:45,274 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 21:57:45,275 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 21:57:45,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-24 21:57:45,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7920266/916356f832ca47bc8097e3b3f524d871/FLAG7d0d4e7dc [2020-10-24 21:57:46,218 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 21:57:46,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-24 21:57:46,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7920266/916356f832ca47bc8097e3b3f524d871/FLAG7d0d4e7dc [2020-10-24 21:57:46,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7920266/916356f832ca47bc8097e3b3f524d871 [2020-10-24 21:57:46,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 21:57:46,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 21:57:46,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 21:57:46,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 21:57:46,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 21:57:46,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:57:46" (1/1) ... [2020-10-24 21:57:46,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652e1180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:57:46, skipping insertion in model container [2020-10-24 21:57:46,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:57:46" (1/1) ... [2020-10-24 21:57:46,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 21:57:46,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 21:57:47,164 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) 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:1080) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1569) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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) [2020-10-24 21:57:47,171 INFO L168 Benchmark]: Toolchain (without parser) took 695.61 ms. Allocated memory is still 52.4 MB. Free memory was 36.7 MB in the beginning and 24.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-10-24 21:57:47,172 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 41.9 MB. Free memory was 28.6 MB in the beginning and 28.6 MB in the end (delta: 23.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 21:57:47,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.80 ms. Allocated memory is still 52.4 MB. Free memory was 36.1 MB in the beginning and 24.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-10-24 21:57:47,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 41.9 MB. Free memory was 28.6 MB in the beginning and 28.6 MB in the end (delta: 23.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 686.80 ms. Allocated memory is still 52.4 MB. Free memory was 36.1 MB in the beginning and 24.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...