./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Cairo_step2-1.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/Cairo_step2-1.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 c7d1dab681440b8e4fbe52aab1c781a8a0ad5fbc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:23:11,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:23:11,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:23:11,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:23:11,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:23:11,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:23:11,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:23:11,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:23:11,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:23:11,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:23:11,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:23:11,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:23:11,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:23:11,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:23:11,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:23:11,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:23:11,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:23:11,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:23:11,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:23:12,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:23:12,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:23:12,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:23:12,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:23:12,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:23:12,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:23:12,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:23:12,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:23:12,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:23:12,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:23:12,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:23:12,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:23:12,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:23:12,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:23:12,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:23:12,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:23:12,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:23:12,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:23:12,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:23:12,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:23:12,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:23:12,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:23:12,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-16 22:23:12,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:23:12,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:23:12,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:23:12,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:23:12,083 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:23:12,084 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 22:23:12,084 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 22:23:12,084 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 22:23:12,084 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 22:23:12,084 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 22:23:12,085 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 22:23:12,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:23:12,086 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:23:12,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:23:12,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:23:12,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 22:23:12,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 22:23:12,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 22:23:12,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:23:12,088 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 22:23:12,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:23:12,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 22:23:12,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:23:12,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:23:12,091 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 22:23:12,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:23:12,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:23:12,093 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 22:23:12,095 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 22:23:12,095 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 -> c7d1dab681440b8e4fbe52aab1c781a8a0ad5fbc [2019-11-16 22:23:12,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:23:12,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:23:12,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:23:12,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:23:12,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:23:12,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Cairo_step2-1.c [2019-11-16 22:23:12,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05b2b8d8/3d39fe8e03a241c39d605c8f2abb92e4/FLAG23de2c104 [2019-11-16 22:23:13,398 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:23:13,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Cairo_step2-1.c [2019-11-16 22:23:13,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05b2b8d8/3d39fe8e03a241c39d605c8f2abb92e4/FLAG23de2c104 [2019-11-16 22:23:13,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05b2b8d8/3d39fe8e03a241c39d605c8f2abb92e4 [2019-11-16 22:23:13,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:23:13,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:23:13,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:23:13,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:23:13,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:23:13,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:23:13" (1/1) ... [2019-11-16 22:23:13,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623812eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:13, skipping insertion in model container [2019-11-16 22:23:13,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:23:13" (1/1) ... [2019-11-16 22:23:13,769 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:23:13,797 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:23:14,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:23:14,067 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:23:14,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:23:14,092 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:23:14,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14 WrapperNode [2019-11-16 22:23:14,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:23:14,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:23:14,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:23:14,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:23:14,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:23:14,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:23:14,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:23:14,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:23:14,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:23:14" (1/1) ... [2019-11-16 22:23:14,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:23:14,241 INFO L168 Benchmark]: Toolchain (without parser) took 495.26 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 997.1 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:23:14,243 INFO L168 Benchmark]: CDTParser took 3.40 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. [2019-11-16 22:23:14,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.13 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:23:14,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.1 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-16 22:23:14,250 INFO L168 Benchmark]: Boogie Preprocessor took 39.43 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 22:23:14,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.40 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 355.13 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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 93.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.1 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 39.43 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...