java -Xss1g -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/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 12:46:08,454 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 12:46:08,456 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 12:46:08,466 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-21 12:46:08,474 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 12:46:08,474 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 12:46:08,475 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 12:46:08,476 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 12:46:08,477 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 12:46:08,479 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 12:46:08,481 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 12:46:08,482 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 12:46:08,483 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 12:46:08,484 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 12:46:08,487 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 12:46:08,487 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 12:46:08,487 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 12:46:08,488 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 12:46:08,489 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 12:46:08,490 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 12:46:08,490 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 12:46:08,492 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 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[2018-06-21 12:46:08,495 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 12:46:08,502 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 12:46:08,503 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 12:46:08,504 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 12:46:08,512 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 12:46:08,512 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 12:46:08,513 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 12:46:08,513 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 12:46:08,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 12:46:08,570 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 12:46:08,576 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 12:46:08,578 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 12:46:08,578 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 12:46:08,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12.smt2 [2018-06-21 12:46:08,580 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 12:46:08,672 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12.smt2 unknown [2018-06-21 12:46:09,423 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12.smt2 [2018-06-21 12:46:09,428 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 12:46:09,433 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 12:46:09,433 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 12:46:09,434 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 12:46:09,436 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 12:46:09,438 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 12:46:09" (1/1) ... [2018-06-21 12:46:12,652 WARN L168 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2018-06-21 12:46:15,008 WARN L168 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 97 [2018-06-21 12:46:15,952 WARN L168 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 107 [2018-06-21 12:46:18,464 WARN L168 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 106 [2018-06-21 12:46:20,422 WARN L168 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 108 [2018-06-21 12:46:21,250 WARN L168 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 126 [2018-06-21 12:46:23,471 WARN L168 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 106 [2018-06-21 12:46:26,503 WARN L168 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 107 [2018-06-21 12:46:28,986 WARN L168 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 188 [2018-06-21 12:46:29,284 WARN L168 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 102 [2018-06-21 12:46:32,881 WARN L168 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 141 [2018-06-21 12:46:37,677 WARN L168 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 448 DAG size of output: 198 [2018-06-21 12:46:39,652 WARN L168 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 556 DAG size of output: 188 [2018-06-21 12:46:41,664 WARN L168 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 371 DAG size of output: 150 [2018-06-21 12:46:49,039 WARN L168 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 462 DAG size of output: 246 [2018-06-21 12:46:50,998 WARN L168 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 400 DAG size of output: 235 Received shutdown request... [2018-06-21 12:46:57,552 WARN L176 SmtUtils]: Removed 9 from assertion stack [2018-06-21 12:46:57,552 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-21 12:46:57,554 INFO L168 Benchmark]: Toolchain (without parser) took 48126.05 ms. Allocated memory was 305.7 MB in the beginning and 1.3 GB in the end (delta: 957.9 MB). Free memory was 240.0 MB in the beginning and 167.5 MB in the end (delta: 72.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-21 12:46:57,555 INFO L168 Benchmark]: SmtParser took 0.15 ms. Allocated memory is still 305.7 MB. Free memory is still 270.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 12:46:57,556 INFO L168 Benchmark]: TreeAutomizer took 48120.15 ms. Allocated memory was 305.7 MB in the beginning and 1.3 GB in the end (delta: 957.9 MB). Free memory was 240.0 MB in the beginning and 167.5 MB in the end (delta: 72.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-21 12:46:57,557 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.15 ms. Allocated memory is still 305.7 MB. Free memory is still 270.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 48120.15 ms. Allocated memory was 305.7 MB in the beginning and 1.3 GB in the end (delta: 957.9 MB). Free memory was 240.0 MB in the beginning and 167.5 MB in the end (delta: 72.6 MB). Peak memory consumption was 1.0 GB. 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 921. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_12.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_12-46-57-565.csv Completed graceful shutdown