./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-libowfat/wcsstr.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-libowfat/wcsstr.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 a42eedf37918bfaebd682f32b41eb77361e43f9a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:24:18,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:24:18,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:24:18,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:24:18,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:24:18,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:24:18,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:24:18,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:24:18,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:24:18,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:24:18,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:24:18,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:24:18,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:24:18,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:24:18,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:24:18,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:24:18,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:24:18,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:24:18,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:24:18,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:24:18,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:24:18,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:24:18,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:24:18,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:24:18,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:24:18,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:24:18,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:24:18,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:24:18,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:24:18,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:24:18,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:24:18,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:24:18,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:24:18,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:24:18,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:24:18,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:24:18,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:24:18,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:24:18,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:24:18,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:24:18,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:24:18,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-16 22:24:18,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:24:18,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:24:18,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:24:18,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:24:18,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:24:18,587 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 22:24:18,588 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 22:24:18,588 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 22:24:18,588 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 22:24:18,588 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 22:24:18,590 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 22:24:18,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:24:18,590 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:24:18,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:24:18,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:24:18,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 22:24:18,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 22:24:18,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 22:24:18,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:24:18,594 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 22:24:18,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:24:18,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 22:24:18,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:24:18,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:24:18,597 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 22:24:18,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:24:18,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:24:18,599 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 22:24:18,601 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 22:24:18,604 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 -> a42eedf37918bfaebd682f32b41eb77361e43f9a [2019-11-16 22:24:19,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:24:19,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:24:19,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:24:19,212 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:24:19,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:24:19,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-libowfat/wcsstr.i [2019-11-16 22:24:19,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26fc79ecb/40285da982b64e7b9ebf642e77ec2985/FLAG14b284dd7 [2019-11-16 22:24:20,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:24:20,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-libowfat/wcsstr.i [2019-11-16 22:24:20,632 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26fc79ecb/40285da982b64e7b9ebf642e77ec2985/FLAG14b284dd7 [2019-11-16 22:24:20,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26fc79ecb/40285da982b64e7b9ebf642e77ec2985 [2019-11-16 22:24:20,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:24:20,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:24:20,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:24:20,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:24:20,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:24:20,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:24:20" (1/1) ... [2019-11-16 22:24:20,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48751218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:20, skipping insertion in model container [2019-11-16 22:24:20,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:24:20" (1/1) ... [2019-11-16 22:24:20,695 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:24:20,802 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:24:21,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:24:21,772 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:24:21,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:24:22,051 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:24:22,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22 WrapperNode [2019-11-16 22:24:22,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:24:22,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:24:22,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:24:22,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:24:22,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:24:22,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:24:22,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:24:22,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:24:22,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:24:22" (1/1) ... [2019-11-16 22:24:22,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:24:22,325 INFO L168 Benchmark]: Toolchain (without parser) took 1636.64 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 978.3 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:24:22,327 INFO L168 Benchmark]: CDTParser took 0.45 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 22:24:22,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1379.06 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:24:22,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.83 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:24:22,336 INFO L168 Benchmark]: Boogie Preprocessor took 87.47 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:24:22,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1379.06 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.83 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.47 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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...