./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/nan.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/nan.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 567b7fa1f847760293934d0162ff45c1e81b7a4f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/nan.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 567b7fa1f847760293934d0162ff45c1e81b7a4f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:45:50,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:45:50,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:45:50,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:45:50,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:45:50,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:45:50,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:45:50,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:45:50,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:45:50,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:45:50,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:45:50,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:45:50,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:45:50,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:45:50,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:45:50,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:45:50,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:45:50,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:45:50,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:45:50,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:45:50,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:45:50,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:45:50,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:45:50,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:45:50,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:45:50,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:45:50,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:45:50,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:45:50,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:45:50,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:45:50,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:45:50,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:45:50,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:45:50,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:45:50,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:45:50,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:45:50,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:45:50,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:45:50,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:45:50,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:45:50,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:45:50,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:45:50,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:45:50,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:45:50,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:45:50,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:45:50,277 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:45:50,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:45:50,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:45:50,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:45:50,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:45:50,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:45:50,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:45:50,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:45:50,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:45:50,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:45:50,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:45:50,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:45:50,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:45:50,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:45:50,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:45:50,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:45:50,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:45:50,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:45:50,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:45:50,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:45:50,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:45:50,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:45:50,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:45:50,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:45:50,292 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 -> 567b7fa1f847760293934d0162ff45c1e81b7a4f [2019-11-27 09:45:50,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:45:50,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:45:50,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:45:50,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:45:50,944 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:45:50,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-27 09:45:51,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b81d35714/127508fb6de44e7cbd73d8b783e51b7c/FLAG7a6a90c76 [2019-11-27 09:45:52,413 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:45:52,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-27 09:45:52,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b81d35714/127508fb6de44e7cbd73d8b783e51b7c/FLAG7a6a90c76 [2019-11-27 09:45:52,493 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b81d35714/127508fb6de44e7cbd73d8b783e51b7c [2019-11-27 09:45:52,501 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:45:52,505 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:45:52,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:52,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:45:52,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:45:52,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:52" (1/1) ... [2019-11-27 09:45:52,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f499b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:52, skipping insertion in model container [2019-11-27 09:45:52,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:52" (1/1) ... [2019-11-27 09:45:52,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:45:52,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:45:54,083 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1635) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$38(StandardFunctionHandler.java:315) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1384) 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:1323) 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:2878) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2055) 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:1079) 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:1028) 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:1406) 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:3457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2274) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 09:45:54,106 INFO L168 Benchmark]: Toolchain (without parser) took 1597.39 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 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:54,109 INFO L168 Benchmark]: CDTParser took 2.65 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. [2019-11-27 09:45:54,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1586.07 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 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:54,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.65 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 1586.07 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 27.3 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:45:58,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:45:58,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:45:58,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:45:58,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:45:58,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:45:58,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:45:58,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:45:58,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:45:58,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:45:58,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:45:58,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:45:58,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:45:58,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:45:58,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:45:58,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:45:58,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:45:58,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:45:58,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:45:58,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:45:58,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:45:58,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:45:58,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:45:58,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:45:58,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:45:58,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:45:58,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:45:58,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:45:58,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:45:58,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:45:58,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:45:58,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:45:58,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:45:58,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:45:58,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:45:58,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:45:58,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:45:58,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:45:58,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:45:58,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:45:58,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:45:58,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:45:58,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:45:58,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:45:58,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:45:58,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:45:58,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:45:58,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:45:58,355 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:45:58,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:45:58,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:45:58,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:45:58,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:45:58,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:45:58,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:45:58,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:45:58,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:45:58,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:45:58,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:45:58,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:45:58,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:45:58,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:45:58,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:45:58,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:45:58,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:45:58,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:45:58,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:45:58,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:45:58,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:45:58,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:45:58,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:45:58,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:45:58,374 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 -> 567b7fa1f847760293934d0162ff45c1e81b7a4f [2019-11-27 09:45:58,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:45:59,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:45:59,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:45:59,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:45:59,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:45:59,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-27 09:45:59,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb290f2d8/4dfb2797554a4ea9be830b2567c1a2ac/FLAGe4c563fb7 [2019-11-27 09:46:00,429 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:00,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-27 09:46:00,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb290f2d8/4dfb2797554a4ea9be830b2567c1a2ac/FLAGe4c563fb7 [2019-11-27 09:46:00,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb290f2d8/4dfb2797554a4ea9be830b2567c1a2ac [2019-11-27 09:46:00,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:00,526 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:00,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:00,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:00,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:00,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:00" (1/1) ... [2019-11-27 09:46:00,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f499b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:00, skipping insertion in model container [2019-11-27 09:46:00,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:00" (1/1) ... [2019-11-27 09:46:00,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:00,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:01,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:01,897 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:01,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:02,672 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:02,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02 WrapperNode [2019-11-27 09:46:02,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:02,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:02,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:02,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:02,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:02,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:02,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:02,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:02,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:02" (1/1) ... [2019-11-27 09:46:02,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:02,956 INFO L168 Benchmark]: Toolchain (without parser) took 2422.30 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 881.3 MB in the end (delta: 86.1 MB). Peak memory consumption was 86.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:02,957 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:46:02,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2146.59 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 887.1 MB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:02,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.00 ms. Allocated memory is still 1.0 GB. Free memory is still 887.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:02,964 INFO L168 Benchmark]: Boogie Preprocessor took 86.65 ms. Allocated memory is still 1.0 GB. Free memory was 887.1 MB in the beginning and 881.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:02,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2146.59 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 887.1 MB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.00 ms. Allocated memory is still 1.0 GB. Free memory is still 887.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.65 ms. Allocated memory is still 1.0 GB. Free memory was 887.1 MB in the beginning and 881.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...