./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination 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/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 16d1f6cd78d7cc073e9077e844c6915079dedfe5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:23:38,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:23:38,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:23:38,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:23:38,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:23:38,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:23:38,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:23:38,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:23:38,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:23:38,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:23:38,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:23:38,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:23:38,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:23:38,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:23:38,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:23:38,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:23:38,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:23:38,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:23:38,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:23:38,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:23:38,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:23:38,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:23:38,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:23:38,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:23:38,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:23:38,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:23:38,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:23:38,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:23:38,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:23:38,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:23:38,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:23:38,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:23:38,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:23:38,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:23:38,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:23:38,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:23:38,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:23:38,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:23:38,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:23:38,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:23:38,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:23:38,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-16 22:23:38,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:23:38,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:23:38,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:23:38,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:23:38,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:23:38,940 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 22:23:38,943 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 22:23:38,943 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 22:23:38,943 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 22:23:38,943 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 22:23:38,944 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 22:23:38,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:23:38,945 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:23:38,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:23:38,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:23:38,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 22:23:38,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 22:23:38,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 22:23:38,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:23:38,948 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 22:23:38,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:23:38,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 22:23:38,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:23:38,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:23:38,949 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 22:23:38,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:23:38,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:23:38,950 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 22:23:38,951 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 22:23:38,953 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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(F end) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16d1f6cd78d7cc073e9077e844c6915079dedfe5 [2019-11-16 22:23:39,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:23:39,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:23:39,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:23:39,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:23:39,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:23:39,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig1.c [2019-11-16 22:23:39,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ea223a6/47e0048500f04caeb5dceb213e8a7d28/FLAG48d40553f [2019-11-16 22:23:40,109 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:23:40,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig1.c [2019-11-16 22:23:40,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ea223a6/47e0048500f04caeb5dceb213e8a7d28/FLAG48d40553f [2019-11-16 22:23:40,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ea223a6/47e0048500f04caeb5dceb213e8a7d28 [2019-11-16 22:23:40,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:23:40,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:23:40,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:23:40,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:23:40,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:23:40,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418eff63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40, skipping insertion in model container [2019-11-16 22:23:40,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,495 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:23:40,525 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:23:40,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:23:40,815 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:23:40,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:23:40,843 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:23:40,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40 WrapperNode [2019-11-16 22:23:40,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:23:40,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:23:40,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:23:40,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:23:40,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:23:40,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:23:40,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:23:40,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:23:40,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:40" (1/1) ... [2019-11-16 22:23:40,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:23:40,981 INFO L168 Benchmark]: Toolchain (without parser) took 503.49 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 997.1 MB in the end (delta: -35.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:23:40,986 INFO L168 Benchmark]: CDTParser took 1.89 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 22:23:40,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:23:40,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-16 22:23:40,990 INFO L168 Benchmark]: Boogie Preprocessor took 17.04 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:23:40,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.89 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 380.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 17.04 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...