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/vmt-chc-benchmarks/lustre/DRAGON_4_e1_4312.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 20:14:05,089 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 20:14:05,093 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 20:14:05,121 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 20:14:05,124 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 20:14:05,125 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 20:14:05,126 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 20:14:05,131 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 20:14:05,132 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 20:14:05,143 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 20:14:05,144 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-06-18 20:14:05,213 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 20:14:05,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 20:14:05,231 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 20:14:05,233 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 20:14:05,234 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 20:14:05,234 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 20:14:05,235 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 20:14:05,235 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 20:14:05,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 20:14:05,290 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 20:14:05,295 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 20:14:05,296 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 20:14:05,298 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 20:14:05,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e1_4312.smt2 [2018-06-18 20:14:05,300 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 20:14:05,401 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e1_4312.smt2 unknown [2018-06-18 20:14:05,951 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e1_4312.smt2 [2018-06-18 20:14:05,959 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 20:14:05,964 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 20:14:05,965 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 20:14:05,965 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 20:14:05,967 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 20:14:05,969 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 08:14:05" (1/1) ... [2018-06-18 20:14:06,114 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:07,453 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:08,221 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:08,794 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:09,499 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:10,138 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:10,737 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:11,251 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:11,903 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:12,393 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:12,848 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:13,387 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:14,032 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:14,437 WARN L168 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 92 [2018-06-18 20:14:15,605 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:16,177 WARN L168 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 125 [2018-06-18 20:14:17,051 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:18,459 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:20,195 WARN L168 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 269 DAG size of output: 143 [2018-06-18 20:14:22,511 WARN L168 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 324 DAG size of output: 171 [2018-06-18 20:14:24,094 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:25,823 WARN L168 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 241 DAG size of output: 157 [2018-06-18 20:14:27,729 WARN L168 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 328 DAG size of output: 188 [2018-06-18 20:14:29,340 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:31,956 WARN L168 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 329 DAG size of output: 218 [2018-06-18 20:14:33,504 WARN L168 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 357 DAG size of output: 172 [2018-06-18 20:14:35,092 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:36,311 WARN L168 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 185 [2018-06-18 20:14:37,484 WARN L168 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 141 [2018-06-18 20:14:39,152 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:41,869 WARN L168 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 359 DAG size of output: 178 [2018-06-18 20:14:44,424 WARN L168 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 438 DAG size of output: 174 [2018-06-18 20:14:46,274 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:48,338 WARN L168 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 352 DAG size of output: 207 [2018-06-18 20:14:49,777 WARN L168 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 387 DAG size of output: 147 [2018-06-18 20:14:51,784 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:14:54,437 WARN L168 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 372 DAG size of output: 200 [2018-06-18 20:14:56,565 WARN L168 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 362 DAG size of output: 169 [2018-06-18 20:14:58,240 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:15:00,317 WARN L168 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 303 DAG size of output: 182 Received shutdown request... [2018-06-18 20:15:01,727 WARN L176 SmtUtils]: Removed 32 from assertion stack [2018-06-18 20:15:01,727 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-18 20:15:01,731 INFO L168 Benchmark]: Toolchain (without parser) took 55771.67 ms. Allocated memory was 312.5 MB in the beginning and 1.2 GB in the end (delta: 908.6 MB). Free memory was 249.9 MB in the beginning and 868.6 MB in the end (delta: -618.8 MB). Peak memory consumption was 917.6 MB. Max. memory is 3.6 GB. [2018-06-18 20:15:01,732 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 312.5 MB. Free memory is still 279.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 20:15:01,734 INFO L168 Benchmark]: TreeAutomizer took 55765.33 ms. Allocated memory was 312.5 MB in the beginning and 1.2 GB in the end (delta: 908.6 MB). Free memory was 249.9 MB in the beginning and 868.6 MB in the end (delta: -618.8 MB). Peak memory consumption was 917.6 MB. Max. memory is 3.6 GB. [2018-06-18 20:15:01,736 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.18 ms. Allocated memory is still 312.5 MB. Free memory is still 279.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 55765.33 ms. Allocated memory was 312.5 MB in the beginning and 1.2 GB in the end (delta: 908.6 MB). Free memory was 249.9 MB in the beginning and 868.6 MB in the end (delta: -618.8 MB). Peak memory consumption was 917.6 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 364. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_4_e1_4312.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_20-15-01-767.csv Completed graceful shutdown