./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrncmp_malloc.i --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-15/cstrncmp_malloc.i -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 56be9dfe64f940b7419bf11610ecc3d24973c46d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:25:09,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:25:09,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:25:09,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:25:09,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:25:09,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:25:09,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:25:09,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:25:10,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:25:10,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:25:10,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:25:10,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:25:10,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:25:10,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:25:10,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:25:10,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:25:10,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:25:10,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:25:10,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:25:10,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:25:10,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:25:10,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:25:10,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:25:10,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:25:10,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:25:10,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:25:10,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:25:10,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:25:10,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:25:10,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:25:10,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:25:10,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:25:10,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:25:10,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:25:10,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:25:10,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:25:10,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:25:10,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:25:10,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:25:10,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:25:10,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:25:10,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-16 22:25:10,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:25:10,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:25:10,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:25:10,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:25:10,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:25:10,110 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 22:25:10,110 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 22:25:10,110 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 22:25:10,110 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 22:25:10,111 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 22:25:10,111 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 22:25:10,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:25:10,112 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:25:10,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:25:10,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:25:10,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 22:25:10,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 22:25:10,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 22:25:10,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:25:10,115 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 22:25:10,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:25:10,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 22:25:10,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:25:10,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:25:10,117 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 22:25:10,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:25:10,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:25:10,118 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 22:25:10,122 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 22:25:10,123 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 -> 56be9dfe64f940b7419bf11610ecc3d24973c46d [2019-11-16 22:25:10,578 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:25:10,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:25:10,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:25:10,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:25:10,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:25:10,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrncmp_malloc.i [2019-11-16 22:25:10,713 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7497a3622/b42e4335e7f044f591d8dc6b21809ce9/FLAGfb99e6966 [2019-11-16 22:25:11,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:25:11,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrncmp_malloc.i [2019-11-16 22:25:11,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7497a3622/b42e4335e7f044f591d8dc6b21809ce9/FLAGfb99e6966 [2019-11-16 22:25:11,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7497a3622/b42e4335e7f044f591d8dc6b21809ce9 [2019-11-16 22:25:11,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:25:11,793 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:25:11,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:25:11,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:25:11,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:25:11,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:25:11" (1/1) ... [2019-11-16 22:25:11,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b882689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:11, skipping insertion in model container [2019-11-16 22:25:11,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:25:11" (1/1) ... [2019-11-16 22:25:11,815 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:25:11,892 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:25:12,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:25:12,540 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:25:12,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:25:12,729 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:25:12,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12 WrapperNode [2019-11-16 22:25:12,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:25:12,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:25:12,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:25:12,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:25:12,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:25:12,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:25:12,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:25:12,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:25:12,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:12" (1/1) ... [2019-11-16 22:25:12,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:25:12,864 INFO L168 Benchmark]: Toolchain (without parser) took 1068.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 974.3 MB in the end (delta: -8.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:25:12,877 INFO L168 Benchmark]: CDTParser took 0.26 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 22:25:12,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 931.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 974.3 MB in the end (delta: -8.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:25:12,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.26 ms. Allocated memory is still 1.0 GB. Free memory is still 974.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:25:12,880 INFO L168 Benchmark]: Boogie Preprocessor took 63.36 ms. Allocated memory is still 1.0 GB. Free memory is still 974.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:25:12,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 931.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 974.3 MB in the end (delta: -8.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 65.26 ms. Allocated memory is still 1.0 GB. Free memory is still 974.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.36 ms. Allocated memory is still 1.0 GB. Free memory is still 974.3 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...