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/TreeAutomizerNaiveMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/ctigar/gulwani_cegar2.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 09:00:46,870 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 09:00:46,872 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 09:00:46,893 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 09:00:46,893 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 09:00:46,894 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 09:00:46,895 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 09:00:46,898 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 09:00:46,901 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 09:00:46,902 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 09:00:46,903 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 09:00:46,903 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 09:00:46,904 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 09:00:46,907 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 09:00:46,908 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 09:00:46,909 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 09:00:46,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 09:00:46,924 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 09:00:46,926 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 09:00:46,927 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 09:00:46,928 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 09:00:46,930 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 09:00:46,930 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 09:00:46,931 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 09:00:46,931 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 09:00:46,936 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 09:00:46,937 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 09:00:46,937 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 09:00:46,938 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 09:00:46,939 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 09:00:46,943 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 09:00:46,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 09:00:46,944 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 09:00:46,944 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 09:00:46,945 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 09:00:46,945 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerNaiveMinimization.epf [2018-06-15 09:00:46,953 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 09:00:46,954 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 09:00:46,956 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 09:00:46,956 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 09:00:46,957 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 09:00:46,957 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 09:00:47,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 09:00:47,039 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 09:00:47,044 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 09:00:47,046 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 09:00:47,046 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 09:00:47,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/gulwani_cegar2.c.smt2 [2018-06-15 09:00:47,048 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 09:00:47,143 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/gulwani_cegar2.c.smt2 unknown [2018-06-15 09:00:47,416 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/gulwani_cegar2.c.smt2 [2018-06-15 09:00:47,421 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 09:00:47,431 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 09:00:47,432 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 09:00:47,432 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 09:00:47,436 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 09:00:47,437 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 09:00:47" (1/1) ... [2018-06-15 09:00:47,506 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:47,777 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:48,045 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:48,406 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:48,912 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:49,689 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:50,688 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:51,688 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:52,823 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:54,523 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:56,387 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:00:58,441 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:00,257 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:02,556 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:04,418 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:05,977 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:07,665 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:09,133 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:10,376 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:11,895 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:13,071 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:14,132 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:15,244 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:16,533 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:17,864 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:19,046 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:20,001 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:21,202 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:22,164 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:23,022 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:23,792 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:24,729 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:25,625 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:26,513 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:27,585 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:28,588 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:29,476 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:30,383 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:31,160 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:32,011 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:32,938 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:33,841 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:34,641 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:35,520 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:36,458 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:37,504 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 09:01:38,292 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-06-15 09:01:38,406 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-15 09:01:38,406 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-15 09:01:38,410 INFO L168 Benchmark]: Toolchain (without parser) took 50988.36 ms. Allocated memory was 309.3 MB in the beginning and 1.1 GB in the end (delta: 784.3 MB). Free memory was 265.7 MB in the beginning and 1.0 GB in the end (delta: -742.8 MB). Peak memory consumption was 874.7 MB. Max. memory is 3.6 GB. [2018-06-15 09:01:38,412 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 309.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 09:01:38,413 INFO L168 Benchmark]: TreeAutomizer took 50977.36 ms. Allocated memory was 309.3 MB in the beginning and 1.1 GB in the end (delta: 784.3 MB). Free memory was 265.7 MB in the beginning and 1.0 GB in the end (delta: -742.8 MB). Peak memory consumption was 874.7 MB. Max. memory is 3.6 GB. [2018-06-15 09:01:38,415 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 309.3 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 50977.36 ms. Allocated memory was 309.3 MB in the beginning and 1.1 GB in the end (delta: 784.3 MB). Free memory was 265.7 MB in the beginning and 1.0 GB in the end (delta: -742.8 MB). Peak memory consumption was 874.7 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer) Toolchain cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 10. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/gulwani_cegar2.c.smt2_TreeAutomizerNaiveMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_09-01-38-429.csv Completed graceful shutdown