./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab 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-cbmc-regression/float-flags-simp1.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 873a52cd9da07923b033dc81bcbee63b58583ce3 .................................................................................................................................................................. 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-cbmc-regression/float-flags-simp1.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 873a52cd9da07923b033dc81bcbee63b58583ce3 ................................................................................................................................................................ 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 0.1.24-30f4e4a [2019-11-27 23:33:47,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:33:47,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:33:47,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:33:47,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:33:47,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:33:47,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:33:47,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:33:47,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:33:47,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:33:47,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:33:47,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:33:47,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:33:47,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:33:47,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:33:47,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:33:47,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:33:47,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:33:47,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:33:47,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:33:47,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:33:47,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:33:47,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:33:47,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:33:47,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:33:47,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:33:47,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:33:47,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:33:47,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:33:47,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:33:47,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:33:47,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:33:47,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:33:47,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:33:47,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:33:47,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:33:47,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:33:47,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:33:47,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:33:47,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:33:47,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:33:47,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:33:47,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:33:47,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:33:47,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:33:47,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:33:47,245 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:33:47,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:33:47,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:33:47,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:33:47,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:33:47,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:33:47,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:33:47,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:33:47,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:33:47,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:33:47,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:33:47,249 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:33:47,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:33:47,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:33:47,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:33:47,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:33:47,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:33:47,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:33:47,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:33:47,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:33:47,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:33:47,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:33:47,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:33:47,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:33:47,253 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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2019-11-27 23:33:47,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:33:47,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:33:47,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:33:47,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:33:47,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:33:47,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-27 23:33:47,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7411d4de4/6f7a6a417c614c69b7630fbe08709e9a/FLAGe88d5c731 [2019-11-27 23:33:48,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:33:48,344 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-27 23:33:48,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7411d4de4/6f7a6a417c614c69b7630fbe08709e9a/FLAGe88d5c731 [2019-11-27 23:33:48,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7411d4de4/6f7a6a417c614c69b7630fbe08709e9a [2019-11-27 23:33:48,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:33:48,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:33:48,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:33:48,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:33:48,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:33:48,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:33:48" (1/1) ... [2019-11-27 23:33:48,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a3c10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:48, skipping insertion in model container [2019-11-27 23:33:48,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:33:48" (1/1) ... [2019-11-27 23:33:48,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:33:48,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:33:49,197 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.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1645) 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:2332) 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: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.base.CHandler.visit(CHandler.java:2332) 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:2332) 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:2332) 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:1553) 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: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:3464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2282) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 23:33:49,205 INFO L168 Benchmark]: Toolchain (without parser) took 710.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:33:49,206 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:33:49,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:33:49,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 708.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -188.3 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: 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 0.1.24-30f4e4a [2019-11-27 23:33:51,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:33:51,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:33:51,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:33:51,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:33:51,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:33:51,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:33:51,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:33:51,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:33:51,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:33:51,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:33:51,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:33:51,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:33:51,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:33:51,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:33:51,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:33:51,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:33:51,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:33:51,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:33:51,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:33:51,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:33:51,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:33:51,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:33:51,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:33:51,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:33:51,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:33:51,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:33:51,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:33:51,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:33:51,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:33:51,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:33:51,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:33:51,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:33:51,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:33:51,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:33:51,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:33:51,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:33:51,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:33:51,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:33:51,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:33:51,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:33:51,091 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 23:33:51,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:33:51,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:33:51,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:33:51,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:33:51,117 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:33:51,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:33:51,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:33:51,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:33:51,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:33:51,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:33:51,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:33:51,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:33:51,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 23:33:51,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 23:33:51,121 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:33:51,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:33:51,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:33:51,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:33:51,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:33:51,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:33:51,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:33:51,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:33:51,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:33:51,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:33:51,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:33:51,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:33:51,125 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 23:33:51,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 23:33:51,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:33:51,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 23:33:51,126 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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2019-11-27 23:33:51,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:33:51,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:33:51,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:33:51,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:33:51,532 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:33:51,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-27 23:33:51,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/883b8e8d1/fe369c42fc5a4f83bda8b5d9f9e97147/FLAGaa8c69bc9 [2019-11-27 23:33:52,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:33:52,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-27 23:33:52,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/883b8e8d1/fe369c42fc5a4f83bda8b5d9f9e97147/FLAGaa8c69bc9 [2019-11-27 23:33:52,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/883b8e8d1/fe369c42fc5a4f83bda8b5d9f9e97147 [2019-11-27 23:33:52,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:33:52,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:33:52,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:33:52,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:33:52,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:33:52,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:33:52" (1/1) ... [2019-11-27 23:33:52,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee90076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:33:52, skipping insertion in model container [2019-11-27 23:33:52,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:33:52" (1/1) ... [2019-11-27 23:33:52,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:33:52,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:33:53,257 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:1645) 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:2332) 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:2332) 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:2332) 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:1553) 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: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:3464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2282) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 23:33:53,265 INFO L168 Benchmark]: Toolchain (without parser) took 781.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-27 23:33:53,266 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:33:53,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-27 23:33:53,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 778.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 23.1 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...