./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/copysign.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/copysign.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 238f4e639672e0bdc2611b5e94db9e7f4adacc85 .............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/copysign.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 238f4e639672e0bdc2611b5e94db9e7f4adacc85 ................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 00:24:20,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:24:20,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:24:20,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:24:20,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:24:20,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:24:20,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:24:20,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:24:20,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:24:20,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:24:20,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:24:20,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:24:20,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:24:20,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:24:20,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:24:20,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:24:20,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:24:20,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:24:20,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:24:20,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:24:20,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:24:20,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:24:20,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:24:20,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:24:20,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:24:20,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:24:20,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:24:20,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:24:20,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:24:20,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:24:20,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:24:20,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:24:20,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:24:20,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:24:20,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:24:20,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:24:20,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:24:20,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:24:20,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:24:20,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:24:20,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:24:20,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 00:24:20,969 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:24:20,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:24:20,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:24:20,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:24:20,971 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:24:20,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:24:20,972 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:24:20,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 00:24:20,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:24:20,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:24:20,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:24:20,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:24:20,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:24:20,974 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:24:20,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:24:20,974 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:24:20,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:24:20,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:24:20,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:24:20,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:24:20,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:24:20,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:24:20,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:24:20,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:24:20,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:24:20,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 00:24:20,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 00:24:20,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:24:20,977 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:24:20,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238f4e639672e0bdc2611b5e94db9e7f4adacc85 [2020-10-20 00:24:21,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:24:21,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:24:21,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:24:21,213 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:24:21,214 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:24:21,215 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2020-10-20 00:24:21,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05b58ca6/95fbc73f368a4696b484102429b0949d/FLAGe7b532175 [2020-10-20 00:24:21,975 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:24:21,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2020-10-20 00:24:21,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05b58ca6/95fbc73f368a4696b484102429b0949d/FLAGe7b532175 [2020-10-20 00:24:22,181 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05b58ca6/95fbc73f368a4696b484102429b0949d [2020-10-20 00:24:22,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:24:22,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:24:22,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:24:22,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:24:22,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:24:22,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:24:22" (1/1) ... [2020-10-20 00:24:22,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702cfcdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:24:22, skipping insertion in model container [2020-10-20 00:24:22,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:24:22" (1/1) ... [2020-10-20 00:24:22,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:24:22,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:24:22,892 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: copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1698) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:24:22,900 INFO L168 Benchmark]: Toolchain (without parser) took 710.62 ms. Allocated memory was 41.9 MB in the beginning and 42.5 MB in the end (delta: 524.3 kB). Free memory was 18.6 MB in the beginning and 15.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 8.9 MB. Max. memory is 14.3 GB. [2020-10-20 00:24:22,901 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 31.5 MB. Free memory was 8.3 MB in the beginning and 8.3 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. [2020-10-20 00:24:22,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.71 ms. Allocated memory was 41.9 MB in the beginning and 42.5 MB in the end (delta: 524.3 kB). Free memory was 17.8 MB in the beginning and 15.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 14.3 GB. [2020-10-20 00:24:22,905 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 31.5 MB. Free memory was 8.3 MB in the beginning and 8.3 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 699.71 ms. Allocated memory was 41.9 MB in the beginning and 42.5 MB in the end (delta: 524.3 kB). Free memory was 17.8 MB in the beginning and 15.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 00:24:24,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:24:24,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:24:24,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:24:24,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:24:24,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:24:24,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:24:24,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:24:24,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:24:24,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:24:24,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:24:24,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:24:24,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:24:24,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:24:24,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:24:24,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:24:24,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:24:24,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:24:24,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:24:24,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:24:24,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:24:24,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:24:24,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:24:24,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:24:24,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:24:24,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:24:24,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:24:24,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:24:24,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:24:24,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:24:24,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:24:24,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:24:24,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:24:24,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:24:24,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:24:24,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:24:24,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:24:24,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:24:24,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:24:24,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:24:24,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:24:24,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 00:24:25,010 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:24:25,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:24:25,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:24:25,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:24:25,012 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:24:25,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:24:25,013 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:24:25,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:24:25,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:24:25,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:24:25,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:24:25,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:24:25,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 00:24:25,015 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 00:24:25,015 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:24:25,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:24:25,015 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:24:25,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:24:25,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:24:25,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:24:25,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:24:25,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:24:25,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:24:25,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:24:25,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:24:25,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:24:25,018 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 00:24:25,018 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 00:24:25,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:24:25,019 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:24:25,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 00:24:25,019 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238f4e639672e0bdc2611b5e94db9e7f4adacc85 [2020-10-20 00:24:25,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:24:25,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:24:25,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:24:25,237 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:24:25,238 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:24:25,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2020-10-20 00:24:25,305 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa0408203/20ab65194f4f4b928e310097d91b1325/FLAG92c54067d [2020-10-20 00:24:25,877 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:24:25,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2020-10-20 00:24:25,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa0408203/20ab65194f4f4b928e310097d91b1325/FLAG92c54067d [2020-10-20 00:24:26,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa0408203/20ab65194f4f4b928e310097d91b1325 [2020-10-20 00:24:26,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:24:26,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:24:26,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:24:26,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:24:26,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:24:26,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:24:26" (1/1) ... [2020-10-20 00:24:26,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@746eacb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:24:26, skipping insertion in model container [2020-10-20 00:24:26,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:24:26" (1/1) ... [2020-10-20 00:24:26,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:24:26,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:24:26,813 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1698) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:24:26,821 INFO L168 Benchmark]: Toolchain (without parser) took 660.46 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 17.6 MB in the beginning and 13.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 14.3 GB. [2020-10-20 00:24:26,822 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 31.5 MB. Free memory was 7.7 MB in the beginning and 7.7 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. [2020-10-20 00:24:26,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.49 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 16.7 MB in the beginning and 13.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 7.4 MB. Max. memory is 14.3 GB. [2020-10-20 00:24:26,826 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 31.5 MB. Free memory was 7.7 MB in the beginning and 7.7 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 650.49 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 16.7 MB in the beginning and 13.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 7.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1231) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...