./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 20ed64ec 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_1.5.800.v20200727-1323.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_1.5.800.v20200727-1323.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 0.2.1-dev-20ed64e [2021-08-26 01:14:51,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 01:14:51,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 01:14:51,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 01:14:51,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 01:14:51,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 01:14:51,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 01:14:51,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 01:14:51,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 01:14:51,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 01:14:51,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 01:14:51,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 01:14:51,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 01:14:51,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 01:14:51,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 01:14:51,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 01:14:51,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 01:14:51,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 01:14:51,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 01:14:51,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 01:14:51,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 01:14:51,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 01:14:51,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 01:14:51,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 01:14:51,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 01:14:51,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 01:14:51,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 01:14:51,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 01:14:51,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 01:14:51,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 01:14:51,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 01:14:51,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 01:14:51,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 01:14:51,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 01:14:51,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 01:14:51,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 01:14:51,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 01:14:51,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 01:14:51,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 01:14:51,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 01:14:51,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 01:14:51,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 01:14:51,639 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 01:14:51,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 01:14:51,640 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 01:14:51,640 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 01:14:51,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 01:14:51,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 01:14:51,641 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 01:14:51,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 01:14:51,642 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 01:14:51,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 01:14:51,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 01:14:51,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 01:14:51,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 01:14:51,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 01:14:51,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 01:14:51,643 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 01:14:51,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 01:14:51,644 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 01:14:51,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 01:14:51,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 01:14:51,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 01:14:51,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 01:14:51,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 01:14:51,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 01:14:51,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 01:14:51,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 01:14:51,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 01:14:51,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 01:14:51,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 01:14:51,646 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 01:14:51,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238f4e639672e0bdc2611b5e94db9e7f4adacc85 [2021-08-26 01:14:51,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 01:14:52,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 01:14:52,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 01:14:52,020 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 01:14:52,021 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 01:14:52,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2021-08-26 01:14:52,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13fe838a/86cd492c89674c0597bde4a9c758c3e3/FLAG5054008ab [2021-08-26 01:14:52,575 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 01:14:52,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2021-08-26 01:14:52,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13fe838a/86cd492c89674c0597bde4a9c758c3e3/FLAG5054008ab [2021-08-26 01:14:52,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13fe838a/86cd492c89674c0597bde4a9c758c3e3 [2021-08-26 01:14:52,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 01:14:52,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 01:14:52,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 01:14:52,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 01:14:52,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 01:14:52,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:14:52" (1/1) ... [2021-08-26 01:14:52,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cedcf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:14:52, skipping insertion in model container [2021-08-26 01:14:52,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:14:52" (1/1) ... [2021-08-26 01:14:52,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 01:14:53,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 01:14:53,386 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i[36283,36296] [2021-08-26 01:14:53,413 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:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) 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:712) 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:1415) 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:1359) 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:1052) 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:1430) 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:3219) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:63) [2021-08-26 01:14:53,417 INFO L168 Benchmark]: Toolchain (without parser) took 485.02 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.7 MB in the beginning and 48.4 MB in the end (delta: -21.7 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-08-26 01:14:53,418 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.2 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 01:14:53,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.34 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.4 MB in the beginning and 48.4 MB in the end (delta: -22.0 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-08-26 01:14:53,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.2 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 482.34 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 26.4 MB in the beginning and 48.4 MB in the end (delta: -22.0 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 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 0.2.1-dev-20ed64e [2021-08-26 01:14:55,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 01:14:55,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 01:14:55,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 01:14:55,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 01:14:55,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 01:14:55,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 01:14:55,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 01:14:55,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 01:14:55,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 01:14:55,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 01:14:55,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 01:14:55,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 01:14:55,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 01:14:55,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 01:14:55,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 01:14:55,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 01:14:55,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 01:14:55,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 01:14:55,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 01:14:55,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 01:14:55,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 01:14:55,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 01:14:55,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 01:14:55,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 01:14:55,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 01:14:55,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 01:14:55,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 01:14:55,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 01:14:55,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 01:14:55,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 01:14:55,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 01:14:55,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 01:14:55,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 01:14:55,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 01:14:55,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 01:14:55,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 01:14:55,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 01:14:55,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 01:14:55,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 01:14:55,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 01:14:55,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-08-26 01:14:55,181 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 01:14:55,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 01:14:55,182 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 01:14:55,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 01:14:55,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 01:14:55,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 01:14:55,184 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 01:14:55,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 01:14:55,185 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 01:14:55,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 01:14:55,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 01:14:55,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 01:14:55,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 01:14:55,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 01:14:55,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 01:14:55,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 01:14:55,187 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 01:14:55,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 01:14:55,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 01:14:55,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 01:14:55,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 01:14:55,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 01:14:55,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 01:14:55,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 01:14:55,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 01:14:55,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 01:14:55,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 01:14:55,189 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 01:14:55,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 01:14:55,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 01:14:55,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 01:14:55,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 01:14:55,190 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238f4e639672e0bdc2611b5e94db9e7f4adacc85 [2021-08-26 01:14:55,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 01:14:55,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 01:14:55,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 01:14:55,514 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 01:14:55,515 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 01:14:55,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2021-08-26 01:14:55,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d2430877/b96743e504f94cf9afb6b7c061daae69/FLAG306b49010 [2021-08-26 01:14:55,972 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 01:14:55,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2021-08-26 01:14:55,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d2430877/b96743e504f94cf9afb6b7c061daae69/FLAG306b49010 [2021-08-26 01:14:56,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d2430877/b96743e504f94cf9afb6b7c061daae69 [2021-08-26 01:14:56,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 01:14:56,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 01:14:56,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 01:14:56,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 01:14:56,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 01:14:56,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:14:56" (1/1) ... [2021-08-26 01:14:56,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72b606e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:14:56, skipping insertion in model container [2021-08-26 01:14:56,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:14:56" (1/1) ... [2021-08-26 01:14:56,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 01:14:56,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 01:14:56,753 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i[36283,36296] [2021-08-26 01:14:56,760 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:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) 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:712) 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:1415) 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:1359) 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:1052) 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:1430) 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:3219) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:63) [2021-08-26 01:14:56,766 INFO L168 Benchmark]: Toolchain (without parser) took 446.84 ms. Allocated memory is still 65.0 MB. Free memory was 43.9 MB in the beginning and 47.2 MB in the end (delta: -3.4 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2021-08-26 01:14:56,767 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 65.0 MB. Free memory was 46.1 MB in the beginning and 46.1 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 01:14:56,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.48 ms. Allocated memory is still 65.0 MB. Free memory was 43.7 MB in the beginning and 47.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2021-08-26 01:14:56,777 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 65.0 MB. Free memory was 46.1 MB in the beginning and 46.1 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 443.48 ms. Allocated memory is still 65.0 MB. Free memory was 43.7 MB in the beginning and 47.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 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...