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_11_e1_2450.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 04:21:54,961 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 04:21:54,963 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 04:21:54,995 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 04:21:55,005 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 04:21:55,006 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 04:21:55,007 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 04:21:55,009 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 04:21:55,011 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 04:21:55,012 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 04:21:55,014 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 04:21:55,016 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-15 04:21:55,025 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 04:21:55,056 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 04:21:55,056 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 04:21:55,058 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 04:21:55,058 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 04:21:55,059 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 04:21:55,059 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 04:21:55,060 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 04:21:55,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 04:21:55,153 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 04:21:55,160 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 04:21:55,162 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 04:21:55,162 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 04:21:55,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450.smt2 [2018-06-15 04:21:55,167 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 04:21:55,263 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450.smt2 unknown [2018-06-15 04:21:55,826 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450.smt2 [2018-06-15 04:21:55,830 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 04:21:55,836 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 04:21:55,837 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 04:21:55,837 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 04:21:55,840 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 04:21:55,841 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 04:21:55" (1/1) ... [2018-06-15 04:21:56,023 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:21:56,836 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:21:57,544 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:21:58,101 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:21:59,071 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:22:00,703 WARN L168 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 179 DAG size of output: 156 [2018-06-15 04:22:02,945 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:22:16,867 WARN L168 SmtUtils]: Spent 12.42 s on a formula simplification. DAG size of input: 657 DAG size of output: 342 [2018-06-15 04:22:22,684 WARN L168 SmtUtils]: Spent 5.49 s on a formula simplification. DAG size of input: 622 DAG size of output: 227 [2018-06-15 04:22:24,034 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:22:34,037 WARN L168 SmtUtils]: Spent 8.88 s on a formula simplification. DAG size of input: 625 DAG size of output: 447 [2018-06-15 04:22:37,614 WARN L168 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 679 DAG size of output: 208 [2018-06-15 04:22:39,506 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:22:44,895 WARN L168 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 541 DAG size of output: 308 Received shutdown request... [2018-06-15 04:22:47,940 WARN L176 SmtUtils]: Removed 28 from assertion stack [2018-06-15 04:22:47,941 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 04:22:47,944 INFO L168 Benchmark]: Toolchain (without parser) took 52112.48 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 242.1 MB in the beginning and 1.0 GB in the end (delta: -785.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-15 04:22:47,946 INFO L168 Benchmark]: SmtParser took 0.26 ms. Allocated memory is still 306.7 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 04:22:47,946 INFO L168 Benchmark]: TreeAutomizer took 52105.75 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.1 MB in the beginning and 1.0 GB in the end (delta: -786.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-15 04:22:47,948 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.26 ms. Allocated memory is still 306.7 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 52105.75 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.1 MB in the beginning and 1.0 GB in the end (delta: -786.8 MB). Peak memory consumption was 1.2 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 883. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_11_e1_2450.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_04-22-47-963.csv Completed graceful shutdown