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/FIREFLY_luke_5.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 20:59:34,693 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 20:59:34,696 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 20:59:34,709 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 20:59:34,710 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 20:59:34,710 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 20:59:34,711 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 20:59:34,713 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 20:59:34,714 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 20:59:34,715 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 20:59:34,716 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 20:59:34,716 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 20:59:34,717 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 20:59:34,719 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 20:59:34,719 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 20:59:34,720 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 20:59:34,723 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 20:59:34,726 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 20:59:34,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 20:59:34,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 20:59:34,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 20:59:34,732 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 20:59:34,732 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 20:59:34,733 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 20:59:34,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 20:59:34,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 20:59:34,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 20:59:34,736 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 20:59:34,737 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 20:59:34,737 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 20:59:34,738 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 20:59:34,739 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 20:59:34,739 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 20:59:34,740 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 20:59:34,741 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 20:59:34,741 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 20:59:34,749 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 20:59:34,749 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 20:59:34,751 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 20:59:34,752 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 20:59:34,752 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 20:59:34,753 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 20:59:34,753 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 20:59:34,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 20:59:34,819 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 20:59:34,823 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 20:59:34,824 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 20:59:34,825 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 20:59:34,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_5.smt2 [2018-06-18 20:59:34,827 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 20:59:34,922 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_5.smt2 unknown [2018-06-18 20:59:35,383 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_5.smt2 [2018-06-18 20:59:35,392 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 20:59:35,399 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 20:59:35,400 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 20:59:35,400 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 20:59:35,403 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 20:59:35,405 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 08:59:35" (1/1) ... [2018-06-18 20:59:35,539 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:36,252 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:37,063 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:37,604 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:38,199 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:38,764 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:39,124 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:39,620 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:40,064 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:40,527 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:40,858 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:41,253 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:41,618 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:42,023 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:42,378 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:42,765 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:43,056 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:43,435 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:43,752 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:44,140 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:44,436 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:44,790 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:45,069 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:45,436 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:45,721 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:46,057 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:46,324 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:46,723 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:46,980 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:47,307 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:47,582 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:47,918 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:48,176 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:48,486 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:48,719 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:49,020 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:49,294 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:49,660 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:49,912 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:50,210 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:50,673 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:54,822 WARN L168 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 402 DAG size of output: 151 [2018-06-18 20:59:55,282 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:56,414 WARN L168 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 139 [2018-06-18 20:59:56,960 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:59:58,884 WARN L168 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 384 DAG size of output: 142 [2018-06-18 20:59:59,303 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:00,244 WARN L168 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 96 [2018-06-18 21:00:00,696 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:01,483 WARN L168 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 97 [2018-06-18 21:00:01,999 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:02,656 WARN L168 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 145 [2018-06-18 21:00:02,977 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:05,298 WARN L168 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 412 DAG size of output: 182 [2018-06-18 21:00:05,687 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:06,552 WARN L168 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 173 [2018-06-18 21:00:07,030 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:08,574 WARN L168 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 279 DAG size of output: 155 [2018-06-18 21:00:09,054 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:09,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 21:00:09,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-18 21:00:11,164 WARN L168 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 334 DAG size of output: 178 [2018-06-18 21:00:11,565 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:13,520 WARN L168 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 359 DAG size of output: 197 [2018-06-18 21:00:13,872 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:15,711 WARN L168 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 339 DAG size of output: 166 [2018-06-18 21:00:16,117 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:17,214 WARN L168 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 97 [2018-06-18 21:00:17,549 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 21:00:18,834 WARN L168 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 160 [2018-06-18 21:00:19,562 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-06-18 21:00:23,826 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-18 21:00:23,827 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 21:00:23,829 INFO L168 Benchmark]: Toolchain (without parser) took 48435.68 ms. Allocated memory was 305.7 MB in the beginning and 1.3 GB in the end (delta: 945.3 MB). Free memory was 248.0 MB in the beginning and 260.6 MB in the end (delta: -12.5 MB). Peak memory consumption was 954.1 MB. Max. memory is 3.6 GB. [2018-06-18 21:00:23,829 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 21:00:23,830 INFO L168 Benchmark]: TreeAutomizer took 48428.52 ms. Allocated memory was 305.7 MB in the beginning and 1.3 GB in the end (delta: 945.3 MB). Free memory was 248.0 MB in the beginning and 260.6 MB in the end (delta: -12.5 MB). Peak memory consumption was 954.1 MB. Max. memory is 3.6 GB. [2018-06-18 21:00:23,831 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 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 48428.52 ms. Allocated memory was 305.7 MB in the beginning and 1.3 GB in the end (delta: 945.3 MB). Free memory was 248.0 MB in the beginning and 260.6 MB in the end (delta: -12.5 MB). Peak memory consumption was 954.1 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 1203. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_5.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_21-00-23-839.csv Completed graceful shutdown