./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fmod2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f33e4997286b8a1220e37dd20242853da524fd9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f33e4997286b8a1220e37dd20242853da524fd9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-c6eb458-m [2019-11-16 21:18:16,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:18:16,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:18:16,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:18:16,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:18:16,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:18:16,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:18:16,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:18:16,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:18:16,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:18:16,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:18:16,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:18:16,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:18:16,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:18:16,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:18:16,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:18:16,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:18:16,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:18:16,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:18:16,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:18:16,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:18:16,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:18:16,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:18:16,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:18:16,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:18:16,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:18:16,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:18:16,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:18:16,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:18:16,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:18:16,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:18:16,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:18:16,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:18:16,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:18:16,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:18:16,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:18:16,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:18:16,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:18:16,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:18:16,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:18:16,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:18:16,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:18:16,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:18:16,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:18:16,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:18:16,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:18:16,948 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:18:16,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:18:16,948 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:18:16,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:18:16,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:18:16,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:18:16,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:18:16,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:18:16,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:18:16,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:18:16,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:18:16,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:18:16,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:18:16,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:18:16,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:18:16,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:18:16,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:18:16,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:18:16,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:18:16,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:18:16,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:18:16,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:18:16,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:18:16,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:18:16,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2019-11-16 21:18:17,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:18:17,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:18:17,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:18:17,598 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:18:17,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:18:17,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-16 21:18:17,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e231a9e32/00be51e3fd91408da86499510e8170cd/FLAGf69e79e2f [2019-11-16 21:18:19,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:18:19,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-16 21:18:19,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e231a9e32/00be51e3fd91408da86499510e8170cd/FLAGf69e79e2f [2019-11-16 21:18:19,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e231a9e32/00be51e3fd91408da86499510e8170cd [2019-11-16 21:18:19,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:18:19,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:18:19,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:18:19,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:18:19,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:18:19,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:19" (1/1) ... [2019-11-16 21:18:19,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8323a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:19, skipping insertion in model container [2019-11-16 21:18:19,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:19" (1/1) ... [2019-11-16 21:18:19,136 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:18:19,240 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:18:20,668 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: isnan 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: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.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:172) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1616) 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:1213) 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: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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-16 21:18:20,693 INFO L168 Benchmark]: Toolchain (without parser) took 1592.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.2 MB in the end (delta: -28.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:20,694 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:18:20,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1585.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.2 MB in the end (delta: -28.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:20,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1585.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.2 MB in the end (delta: -28.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: 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-c6eb458-m [2019-11-16 21:18:24,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:18:24,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:18:24,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:18:24,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:18:24,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:18:24,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:18:24,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:18:24,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:18:24,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:18:24,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:18:24,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:18:24,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:18:24,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:18:24,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:18:24,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:18:24,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:18:24,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:18:24,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:18:24,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:18:24,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:18:24,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:18:24,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:18:24,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:18:24,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:18:24,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:18:24,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:18:24,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:18:24,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:18:24,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:18:24,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:18:24,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:18:24,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:18:24,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:18:24,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:18:24,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:18:24,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:18:24,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:18:24,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:18:24,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:18:24,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:18:24,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 21:18:24,707 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:18:24,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:18:24,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:18:24,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:18:24,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:18:24,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:18:24,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:18:24,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:18:24,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:18:24,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:18:24,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:18:24,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:18:24,719 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 21:18:24,719 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 21:18:24,722 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:18:24,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:18:24,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:18:24,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:18:24,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:18:24,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:18:24,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:18:24,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:18:24,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:18:24,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:18:24,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:18:24,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:18:24,728 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 21:18:24,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 21:18:24,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:18:24,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:18:24,733 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2019-11-16 21:18:25,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:18:25,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:18:25,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:18:25,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:18:25,369 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:18:25,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-16 21:18:25,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce524aebc/493a924b6c394e76adb6b28198a268fc/FLAG499ebf279 [2019-11-16 21:18:26,788 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:18:26,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-16 21:18:26,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce524aebc/493a924b6c394e76adb6b28198a268fc/FLAG499ebf279 [2019-11-16 21:18:26,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce524aebc/493a924b6c394e76adb6b28198a268fc [2019-11-16 21:18:26,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:18:26,884 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:18:26,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:18:26,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:18:26,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:18:26,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:26" (1/1) ... [2019-11-16 21:18:26,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5895c8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:18:26, skipping insertion in model container [2019-11-16 21:18:26,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:18:26" (1/1) ... [2019-11-16 21:18:26,924 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:18:27,029 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:18:28,454 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.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1181) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1652) 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:1201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2782) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1933) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:957) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-16 21:18:28,474 INFO L168 Benchmark]: Toolchain (without parser) took 1586.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:28,475 INFO L168 Benchmark]: CDTParser took 3.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:18:28,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1579.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:18:28,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1579.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 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...