./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer --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/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer --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 0.1.24-678e011 [2019-11-19 23:38:19,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:38:19,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:38:19,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:38:19,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:38:19,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:38:19,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:38:19,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:38:19,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:38:19,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:38:19,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:38:19,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:38:19,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:38:19,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:38:19,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:38:19,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:38:19,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:38:19,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:38:19,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:38:19,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:38:19,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:38:19,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:38:19,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:38:19,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:38:19,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:38:19,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:38:19,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:38:19,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:38:19,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:38:19,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:38:19,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:38:19,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:38:19,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:38:19,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:38:19,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:38:19,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:38:19,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:38:19,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:38:19,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:38:19,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:38:19,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:38:19,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 23:38:19,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:38:19,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:38:19,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:38:19,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:38:19,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:38:19,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:38:19,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:38:19,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:38:19,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:38:19,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:38:19,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:38:19,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:38:19,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:38:19,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:38:19,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:38:19,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:38:19,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:38:19,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:38:19,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:38:19,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:38:19,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:38:19,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:38:19,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:38:19,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:38:19,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:38:19,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 23:38:19,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 23:38:19,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:38:19,990 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer 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 [2019-11-19 23:38:20,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:38:20,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:38:20,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:38:20,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:38:20,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:38:20,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-19 23:38:20,313 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/b28683397/ef4fdade81e541579f0062fc3aab2cec/FLAG515a50c3f [2019-11-19 23:38:21,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:38:21,026 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-19 23:38:21,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/b28683397/ef4fdade81e541579f0062fc3aab2cec/FLAG515a50c3f [2019-11-19 23:38:21,203 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/b28683397/ef4fdade81e541579f0062fc3aab2cec [2019-11-19 23:38:21,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:38:21,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:38:21,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:38:21,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:38:21,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:38:21,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:38:21" (1/1) ... [2019-11-19 23:38:21,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23aab48e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:38:21, skipping insertion in model container [2019-11-19 23:38:21,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:38:21" (1/1) ... [2019-11-19 23:38:21,231 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:38:21,314 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:38:21,996 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:1644) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) 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:941) 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:2226) 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:666) 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:2226) 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:2226) 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:2226) 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:1424) 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:906) 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:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 23:38:22,008 INFO L168 Benchmark]: Toolchain (without parser) took 792.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -205.6 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:38:22,009 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:38:22,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -205.6 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:38:22,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 786.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -205.6 MB). Peak memory consumption was 23.8 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 0.1.24-678e011 [2019-11-19 23:38:24,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:38:24,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:38:24,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:38:24,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:38:24,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:38:24,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:38:24,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:38:24,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:38:24,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:38:24,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:38:24,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:38:24,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:38:24,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:38:24,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:38:24,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:38:24,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:38:24,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:38:24,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:38:24,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:38:24,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:38:24,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:38:24,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:38:24,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:38:24,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:38:24,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:38:24,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:38:24,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:38:24,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:38:24,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:38:24,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:38:24,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:38:24,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:38:24,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:38:24,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:38:24,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:38:24,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:38:24,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:38:24,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:38:24,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:38:24,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:38:24,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-19 23:38:24,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:38:24,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:38:24,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:38:24,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:38:24,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:38:24,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:38:24,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:38:24,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:38:24,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:38:24,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:38:24,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:38:24,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:38:24,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 23:38:24,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 23:38:24,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:38:24,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:38:24,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:38:24,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:38:24,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:38:24,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:38:24,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:38:24,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:38:24,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:38:24,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:38:24,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:38:24,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:38:24,262 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-19 23:38:24,262 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 23:38:24,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:38:24,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:38:24,263 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer 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 [2019-11-19 23:38:24,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:38:24,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:38:24,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:38:24,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:38:24,602 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:38:24,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-19 23:38:24,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/874a3fa7d/22f672bf939748d7b752d774b2b14617/FLAG446e2187a [2019-11-19 23:38:25,308 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:38:25,309 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-19 23:38:25,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/874a3fa7d/22f672bf939748d7b752d774b2b14617/FLAG446e2187a [2019-11-19 23:38:25,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_83b56838-28d1-409c-ba7e-ee2e368128f9/bin/uautomizer/data/874a3fa7d/22f672bf939748d7b752d774b2b14617 [2019-11-19 23:38:25,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:38:25,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:38:25,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:38:25,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:38:25,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:38:25,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:38:25" (1/1) ... [2019-11-19 23:38:25,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42a7503d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:38:25, skipping insertion in model container [2019-11-19 23:38:25,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:38:25" (1/1) ... [2019-11-19 23:38:25,549 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:38:25,628 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:38:26,412 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:1644) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) 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:941) 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:2226) 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:2226) 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:2226) 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:1424) 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:906) 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:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 23:38:26,417 INFO L168 Benchmark]: Toolchain (without parser) took 885.59 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 932.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2019-11-19 23:38:26,418 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:38:26,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.19 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 932.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2019-11-19 23:38:26,421 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 883.19 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 932.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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...