./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 9a8b2e8d 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_1.3.100.v20150511-1540.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_1.3.100.v20150511-1540.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 0.1.25-9a8b2e8 [2020-10-20 00:16:11,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:16:11,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:16:11,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:16:11,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:16:11,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:16:11,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:16:11,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:16:11,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:16:11,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:16:11,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:16:11,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:16:11,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:16:11,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:16:11,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:16:11,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:16:11,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:16:11,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:16:11,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:16:11,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:16:11,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:16:11,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:16:11,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:16:11,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:16:11,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:16:11,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:16:11,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:16:11,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:16:11,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:16:11,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:16:11,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:16:11,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:16:11,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:16:11,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:16:11,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:16:11,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:16:11,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:16:11,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:16:11,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:16:11,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:16:11,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:16:11,341 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 00:16:11,371 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:16:11,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:16:11,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:16:11,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:16:11,374 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:16:11,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:16:11,374 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:16:11,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 00:16:11,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:16:11,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:16:11,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:16:11,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:16:11,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:16:11,376 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:16:11,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:16:11,376 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:16:11,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:16:11,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:16:11,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:16:11,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:16:11,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:16:11,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:16:11,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:16:11,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:16:11,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:16:11,379 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 00:16:11,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 00:16:11,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:16:11,380 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:16:11,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 [2020-10-20 00:16:11,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:16:11,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:16:11,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:16:11,610 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:16:11,611 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:16:11,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-20 00:16:11,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8f39663a/6ae5cbcfd9e24427be9e4b152659ff91/FLAG3c0c3a5d6 [2020-10-20 00:16:12,226 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:16:12,229 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-20 00:16:12,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8f39663a/6ae5cbcfd9e24427be9e4b152659ff91/FLAG3c0c3a5d6 [2020-10-20 00:16:12,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8f39663a/6ae5cbcfd9e24427be9e4b152659ff91 [2020-10-20 00:16:12,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:16:12,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:16:12,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:16:12,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:16:12,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:16:12,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:16:12" (1/1) ... [2020-10-20 00:16:12,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45089688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:16:12, skipping insertion in model container [2020-10-20 00:16:12,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:16:12" (1/1) ... [2020-10-20 00:16:12,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:16:12,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:16:13,234 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:16:13,245 INFO L168 Benchmark]: Toolchain (without parser) took 734.48 ms. Allocated memory was 36.7 MB in the beginning and 44.6 MB in the end (delta: 7.9 MB). Free memory was 18.8 MB in the beginning and 25.7 MB in the end (delta: -6.9 MB). Peak memory consumption was 13.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:16:13,246 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 34.1 MB. Free memory was 12.3 MB in the beginning and 12.2 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 00:16:13,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.13 ms. Allocated memory was 36.7 MB in the beginning and 44.6 MB in the end (delta: 7.9 MB). Free memory was 18.0 MB in the beginning and 25.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 12.4 MB. Max. memory is 14.3 GB. [2020-10-20 00:16:13,256 INFO L339 ainManager$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 34.1 MB. Free memory was 12.3 MB in the beginning and 12.2 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 726.13 ms. Allocated memory was 36.7 MB in the beginning and 44.6 MB in the end (delta: 7.9 MB). Free memory was 18.0 MB in the beginning and 25.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 12.4 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 00:16:15,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:16:15,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:16:15,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:16:15,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:16:15,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:16:15,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:16:15,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:16:15,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:16:15,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:16:15,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:16:15,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:16:15,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:16:15,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:16:15,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:16:15,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:16:15,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:16:15,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:16:15,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:16:15,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:16:15,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:16:15,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:16:15,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:16:15,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:16:15,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:16:15,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:16:15,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:16:15,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:16:15,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:16:15,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:16:15,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:16:15,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:16:15,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:16:15,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:16:15,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:16:15,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:16:15,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:16:15,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:16:15,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:16:15,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:16:15,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:16:15,332 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 00:16:15,373 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:16:15,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:16:15,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:16:15,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:16:15,377 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:16:15,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:16:15,377 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:16:15,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:16:15,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:16:15,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:16:15,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:16:15,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:16:15,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 00:16:15,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 00:16:15,380 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:16:15,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:16:15,381 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:16:15,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:16:15,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:16:15,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:16:15,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:16:15,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:16:15,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:16:15,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:16:15,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:16:15,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:16:15,383 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 00:16:15,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 00:16:15,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:16:15,384 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:16:15,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 00:16:15,384 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 -> /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 [2020-10-20 00:16:15,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:16:15,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:16:15,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:16:15,607 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:16:15,608 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:16:15,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-20 00:16:15,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/835c8c0c5/f1938cd236a54d5cb648d30a7d0d4229/FLAG5ebd98c65 [2020-10-20 00:16:16,299 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:16:16,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2020-10-20 00:16:16,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/835c8c0c5/f1938cd236a54d5cb648d30a7d0d4229/FLAG5ebd98c65 [2020-10-20 00:16:16,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/835c8c0c5/f1938cd236a54d5cb648d30a7d0d4229 [2020-10-20 00:16:16,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:16:16,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:16:16,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:16:16,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:16:16,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:16:16,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:16:16" (1/1) ... [2020-10-20 00:16:16,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e9372f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:16:16, skipping insertion in model container [2020-10-20 00:16:16,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:16:16" (1/1) ... [2020-10-20 00:16:16,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:16:16,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:16:17,173 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:16:17,180 INFO L168 Benchmark]: Toolchain (without parser) took 558.13 ms. Allocated memory was 39.8 MB in the beginning and 40.9 MB in the end (delta: 1.0 MB). Free memory was 16.2 MB in the beginning and 12.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 8.2 MB. Max. memory is 14.3 GB. [2020-10-20 00:16:17,182 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 30.9 MB. Free memory was 7.1 MB in the beginning and 7.1 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. [2020-10-20 00:16:17,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.99 ms. Allocated memory was 39.8 MB in the beginning and 40.9 MB in the end (delta: 1.0 MB). Free memory was 15.2 MB in the beginning and 12.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 14.3 GB. [2020-10-20 00:16:17,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 30.9 MB. Free memory was 7.1 MB in the beginning and 7.1 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 549.99 ms. Allocated memory was 39.8 MB in the beginning and 40.9 MB in the end (delta: 1.0 MB). Free memory was 15.2 MB in the beginning and 12.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 14.3 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...