java -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/TreeAutomizer.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/hopv/lia/termination/x_plus_2_pow_n04.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 02:10:48,640 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 02:10:48,641 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 02:10:48,654 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 02:10:48,714 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 02:10:48,723 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 02:10:48,723 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 02:10:48,726 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 02:10:48,726 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 02:10:48,726 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 02:10:48,731 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 02:10:48,731 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 02:10:48,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 02:10:48,815 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 02:10:48,821 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 02:10:48,822 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 02:10:48,823 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 02:10:48,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/x_plus_2_pow_n04.smt2 [2018-06-15 02:10:48,825 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 02:10:48,926 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/hopv/lia/termination/x_plus_2_pow_n04.smt2 unknown [2018-06-15 02:10:49,294 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/x_plus_2_pow_n04.smt2 [2018-06-15 02:10:49,300 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 02:10:49,305 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 02:10:49,306 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 02:10:49,306 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 02:10:49,309 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 02:10:49,310 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 02:10:49" (1/1) ... [2018-06-15 02:10:49,371 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:10:49,586 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:10:50,072 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:10:50,662 INFO L179 TreeAutomizerCEGAR]: The horn clause set is SAT!! [2018-06-15 02:10:50,662 INFO L181 TreeAutomizerCEGAR]: states of the final abstraction: (i.e., the model for the uninterpreted predicates) [2018-06-15 02:10:50,662 INFO L183 TreeAutomizerCEGAR]: #[f_without_checking_1189$unknown:19]@(don't care) [2018-06-15 02:10:50,662 INFO L183 TreeAutomizerCEGAR]: #[f_without_checking_1189$unknown:19, bot$unknown:2, f_1035$unknown:9, False, f_1035$unknown:12, f_1035$unknown:16, g_1032$unknown:38, fail$unknown:25, g_1032$unknown:34, f_1035$unknown:5, fail$unknown:24, f_without_checking_1189$unknown:23, succ_1030$unknown:42]@(don't care) [2018-06-15 02:10:50,663 INFO L183 TreeAutomizerCEGAR]: #[f_1035$unknown:12]@(don't care) [2018-06-15 02:10:50,663 INFO L183 TreeAutomizerCEGAR]: #[f_without_checking_1189$unknown:19]@(don't care) [2018-06-15 02:10:50,663 INFO L183 TreeAutomizerCEGAR]: #[f_without_checking_1189$unknown:19]@(don't care) [2018-06-15 02:10:50,663 INFO L183 TreeAutomizerCEGAR]: #[f_1035$unknown:5]@(don't care) [2018-06-15 02:10:50,663 INFO L183 TreeAutomizerCEGAR]: #[False]@(don't care) [2018-06-15 02:10:50,664 INFO L183 TreeAutomizerCEGAR]: #[f_1035$unknown:5]@(don't care) [2018-06-15 02:10:50,666 INFO L183 TreeAutomizerCEGAR]: #[f_1035$unknown:12]@(don't care) [2018-06-15 02:10:50,666 INFO L183 TreeAutomizerCEGAR]: #[f_1035$unknown:12]@(don't care) [2018-06-15 02:10:50,666 INFO L183 TreeAutomizerCEGAR]: #[fail$unknown:24]@(don't care) [2018-06-15 02:10:50,668 INFO L205 PluginConnector]: Invalid model from TreeAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver@7df134c0 and model type null, skipping insertion in model container [2018-06-15 02:10:50,668 INFO L132 PluginConnector]: ------------------------ END TreeAutomizer---------------------------- [2018-06-15 02:10:50,670 INFO L168 Benchmark]: Toolchain (without parser) took 1368.79 ms. Allocated memory was 315.1 MB in the beginning and 322.4 MB in the end (delta: 7.3 MB). Free memory was 267.4 MB in the beginning and 287.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 76.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:10:50,672 INFO L168 Benchmark]: SmtParser took 0.22 ms. Allocated memory is still 315.1 MB. Free memory is still 281.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 02:10:50,673 INFO L168 Benchmark]: TreeAutomizer took 1362.36 ms. Allocated memory was 315.1 MB in the beginning and 322.4 MB in the end (delta: 7.3 MB). Free memory was 267.4 MB in the beginning and 287.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 76.0 MB. Max. memory is 3.6 GB. [2018-06-15 02:10:50,676 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.22 ms. Allocated memory is still 315.1 MB. Free memory is still 281.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 1362.36 ms. Allocated memory was 315.1 MB in the beginning and 322.4 MB in the end (delta: 7.3 MB). Free memory was 267.4 MB in the beginning and 287.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 76.0 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - TreeAutomizerSatResult: SAT The given horn clause set is SAT RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/x_plus_2_pow_n04.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_02-10-50-695.csv Received shutdown request...