./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/round.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-esbmc-regression/round.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 c9e4251dbb300f03b3d83f28f501b84b64dd36cc .............................................................................................................................................................. 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-esbmc-regression/round.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 c9e4251dbb300f03b3d83f28f501b84b64dd36cc .................................................................................................................................................................... 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 00:25:53,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:25:53,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:25:53,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:25:53,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:25:53,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:25:53,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:25:53,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:25:53,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:25:53,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:25:53,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:25:53,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:25:53,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:25:53,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:25:53,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:25:53,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:25:53,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:25:53,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:25:53,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:25:53,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:25:53,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:25:53,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:25:53,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:25:53,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:25:53,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:25:53,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:25:53,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:25:53,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:25:53,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:25:53,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:25:53,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:25:53,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:25:53,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:25:53,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:25:53,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:25:53,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:25:53,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:25:53,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:25:53,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:25:53,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:25:53,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:25:53,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 00:25:53,324 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:25:53,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:25:53,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:25:53,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:25:53,327 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:25:53,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:25:53,327 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:25:53,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 00:25:53,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:25:53,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:25:53,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:25:53,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:25:53,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:25:53,330 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:25:53,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:25:53,330 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:25:53,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:25:53,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:25:53,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:25:53,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:25:53,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:25:53,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:25:53,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:25:53,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:25:53,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:25:53,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 00:25:53,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 00:25:53,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:25:53,334 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:25:53,334 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 -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-10-20 00:25:53,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:25:53,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:25:53,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:25:53,552 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:25:53,553 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:25:53,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-20 00:25:53,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f076bb0/f6f9220386974db7a6c29fcb0f7b65f0/FLAG05ff92c04 [2020-10-20 00:25:54,275 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:25:54,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-20 00:25:54,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f076bb0/f6f9220386974db7a6c29fcb0f7b65f0/FLAG05ff92c04 [2020-10-20 00:25:54,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f076bb0/f6f9220386974db7a6c29fcb0f7b65f0 [2020-10-20 00:25:54,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:25:54,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:25:54,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:25:54,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:25:54,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:25:54,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:54" (1/1) ... [2020-10-20 00:25:54,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@839e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:25:54, skipping insertion in model container [2020-10-20 00:25:54,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:54" (1/1) ... [2020-10-20 00:25:54,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:25:54,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:25:55,152 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: round 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: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.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:25:55,160 INFO L168 Benchmark]: Toolchain (without parser) took 631.84 ms. Allocated memory was 41.4 MB in the beginning and 41.9 MB in the end (delta: 524.3 kB). Free memory was 18.4 MB in the beginning and 17.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:55,162 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 31.5 MB. Free memory was 8.5 MB in the beginning and 8.5 MB in the end (delta: 45.6 kB). Peak memory consumption was 45.6 kB. Max. memory is 14.3 GB. [2020-10-20 00:25:55,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.01 ms. Allocated memory was 41.4 MB in the beginning and 41.9 MB in the end (delta: 524.3 kB). Free memory was 17.5 MB in the beginning and 17.1 MB in the end (delta: 428.0 kB). Peak memory consumption was 8.7 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:55,169 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 ms. Allocated memory is still 31.5 MB. Free memory was 8.5 MB in the beginning and 8.5 MB in the end (delta: 45.6 kB). Peak memory consumption was 45.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 622.01 ms. Allocated memory was 41.4 MB in the beginning and 41.9 MB in the end (delta: 524.3 kB). Free memory was 17.5 MB in the beginning and 17.1 MB in the end (delta: 428.0 kB). Peak memory consumption was 8.7 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: round de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round: 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 00:25:56,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:25:56,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:25:57,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:25:57,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:25:57,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:25:57,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:25:57,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:25:57,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:25:57,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:25:57,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:25:57,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:25:57,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:25:57,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:25:57,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:25:57,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:25:57,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:25:57,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:25:57,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:25:57,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:25:57,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:25:57,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:25:57,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:25:57,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:25:57,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:25:57,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:25:57,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:25:57,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:25:57,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:25:57,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:25:57,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:25:57,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:25:57,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:25:57,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:25:57,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:25:57,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:25:57,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:25:57,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:25:57,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:25:57,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:25:57,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:25:57,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 00:25:57,123 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:25:57,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:25:57,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:25:57,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:25:57,126 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:25:57,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:25:57,127 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:25:57,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:25:57,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:25:57,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:25:57,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:25:57,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:25:57,129 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 00:25:57,130 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 00:25:57,130 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:25:57,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:25:57,130 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:25:57,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:25:57,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:25:57,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:25:57,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:25:57,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:25:57,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:25:57,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:25:57,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:25:57,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:25:57,134 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 00:25:57,134 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 00:25:57,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:25:57,135 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:25:57,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 00:25:57,135 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 -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-10-20 00:25:57,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:25:57,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:25:57,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:25:57,394 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:25:57,395 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:25:57,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-20 00:25:57,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d813effbf/e6b71e19152745b694826ab73ac304ec/FLAGb070ae9ad [2020-10-20 00:25:58,148 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:25:58,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-20 00:25:58,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d813effbf/e6b71e19152745b694826ab73ac304ec/FLAGb070ae9ad [2020-10-20 00:25:58,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d813effbf/e6b71e19152745b694826ab73ac304ec [2020-10-20 00:25:58,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:25:58,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:25:58,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:25:58,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:25:58,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:25:58,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:58" (1/1) ... [2020-10-20 00:25:58,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8d3dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:25:58, skipping insertion in model container [2020-10-20 00:25:58,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:58" (1/1) ... [2020-10-20 00:25:58,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:25:58,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:25:59,066 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:706) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:25:59,076 INFO L168 Benchmark]: Toolchain (without parser) took 613.80 ms. Allocated memory was 41.4 MB in the beginning and 41.9 MB in the end (delta: 524.3 kB). Free memory was 17.6 MB in the beginning and 14.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 8.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:59,078 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 31.5 MB. Free memory was 7.6 MB in the beginning and 7.6 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. [2020-10-20 00:25:59,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.69 ms. Allocated memory was 41.4 MB in the beginning and 41.9 MB in the end (delta: 524.3 kB). Free memory was 16.8 MB in the beginning and 14.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:59,085 INFO L339 ainManager$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 31.5 MB. Free memory was 7.6 MB in the beginning and 7.6 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 605.69 ms. Allocated memory was 41.4 MB in the beginning and 41.9 MB in the end (delta: 524.3 kB). Free memory was 16.8 MB in the beginning and 14.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 8.1 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...