./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 f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e2321be8939537c2a52c918c5f76235883a721b .............................................................................................................................................................. 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 -Xmx12G -Xms1G -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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e2321be8939537c2a52c918c5f76235883a721b .................................................................................................................................................................... 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-f470102 [2019-11-28 16:44:35,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:44:35,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:44:35,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:44:35,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:44:35,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:44:35,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:44:35,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:44:35,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:44:35,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:44:35,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:44:35,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:44:35,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:44:35,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:44:35,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:44:35,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:44:35,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:44:35,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:44:35,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:44:35,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:44:35,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:44:35,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:44:35,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:44:35,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:44:35,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:44:35,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:44:35,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:44:35,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:44:35,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:44:35,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:44:35,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:44:35,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:44:35,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:44:35,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:44:35,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:44:35,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:44:35,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:44:35,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:44:35,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:44:35,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:44:35,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:44:35,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 16:44:35,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:44:35,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:44:35,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:44:35,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:44:35,877 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:44:35,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:44:35,877 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:44:35,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 16:44:35,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:44:35,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:44:35,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:44:35,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:44:35,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:44:35,879 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:44:35,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:44:35,880 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:44:35,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:44:35,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:44:35,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:44:35,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:44:35,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:44:35,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:44:35,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:44:35,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:44:35,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:44:35,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 16:44:35,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 16:44:35,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:44:35,884 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:44:35,884 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(__VERIFIER_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 -> 9e2321be8939537c2a52c918c5f76235883a721b [2019-11-28 16:44:36,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:44:36,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:44:36,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:44:36,226 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:44:36,226 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:44:36,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2019-11-28 16:44:36,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5af3f8ab/732839c39e9a4b21a086665ffcf75956/FLAGc4882aa77 [2019-11-28 16:44:36,851 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:44:36,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2019-11-28 16:44:36,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5af3f8ab/732839c39e9a4b21a086665ffcf75956/FLAGc4882aa77 [2019-11-28 16:44:37,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5af3f8ab/732839c39e9a4b21a086665ffcf75956 [2019-11-28 16:44:37,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:44:37,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:44:37,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:44:37,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:44:37,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:44:37,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:37" (1/1) ... [2019-11-28 16:44:37,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba5411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:37, skipping insertion in model container [2019-11-28 16:44:37,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:37" (1/1) ... [2019-11-28 16:44:37,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:44:37,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:44:37,680 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.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:697) 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:1392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1336) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 16:44:37,749 INFO L168 Benchmark]: Toolchain (without parser) took 594.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-11-28 16:44:37,750 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:44:37,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-11-28 16:44:37,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 589.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 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-f470102 [2019-11-28 16:44:39,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:44:39,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:44:39,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:44:39,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:44:39,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:44:39,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:44:39,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:44:39,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:44:39,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:44:39,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:44:39,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:44:39,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:44:39,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:44:39,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:44:39,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:44:39,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:44:39,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:44:39,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:44:39,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:44:39,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:44:39,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:44:39,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:44:39,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:44:39,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:44:39,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:44:39,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:44:39,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:44:39,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:44:39,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:44:39,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:44:39,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:44:39,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:44:39,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:44:39,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:44:39,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:44:39,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:44:39,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:44:39,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:44:39,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:44:39,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:44:39,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 16:44:39,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:44:39,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:44:39,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:44:39,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:44:39,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:44:39,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:44:39,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:44:39,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:44:39,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:44:39,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:44:39,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:44:39,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:44:39,675 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 16:44:39,675 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 16:44:39,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:44:39,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:44:39,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:44:39,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:44:39,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:44:39,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:44:39,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:44:39,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:44:39,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:44:39,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:44:39,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:44:39,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:44:39,681 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 16:44:39,681 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 16:44:39,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:44:39,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:44:39,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 16:44:39,682 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(__VERIFIER_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 -> 9e2321be8939537c2a52c918c5f76235883a721b [2019-11-28 16:44:39,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:44:40,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:44:40,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:44:40,009 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:44:40,010 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:44:40,011 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2019-11-28 16:44:40,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e012f1e/d6324db311ba4579860c79a8f99ddf1b/FLAG97951e320 [2019-11-28 16:44:40,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:44:40,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2019-11-28 16:44:40,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e012f1e/d6324db311ba4579860c79a8f99ddf1b/FLAG97951e320 [2019-11-28 16:44:40,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e012f1e/d6324db311ba4579860c79a8f99ddf1b [2019-11-28 16:44:40,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:44:40,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:44:40,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:44:40,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:44:40,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:44:40,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:40" (1/1) ... [2019-11-28 16:44:40,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:40, skipping insertion in model container [2019-11-28 16:44:40,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:40" (1/1) ... [2019-11-28 16:44:40,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:44:41,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:44:41,735 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.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1064) 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:2326) 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:698) 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:1392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1336) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 16:44:41,752 INFO L168 Benchmark]: Toolchain (without parser) took 803.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -187.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:44:41,753 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:44:41,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-11-28 16:44:41,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 800.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 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...