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_e2_1618_e1_6030.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 12:43:31,372 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 12:43:31,374 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 12:43:31,388 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 12:43:31,388 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 12:43:31,389 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 12:43:31,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 12:43:31,392 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 12:43:31,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 12:43:31,394 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 12:43:31,395 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 12:43:31,395 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 12:43:31,396 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 12:43:31,397 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 12:43:31,398 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 12:43:31,398 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 12:43:31,400 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 12:43:31,403 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 12:43:31,405 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 12:43:31,406 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 12:43:31,407 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 12:43:31,409 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 12:43:31,410 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 12:43:31,410 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 12:43:31,411 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 12:43:31,412 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 12:43:31,412 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 12:43:31,413 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 12:43:31,414 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 12:43:31,414 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 12:43:31,415 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 12:43:31,416 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 12:43:31,416 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 12:43:31,417 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 12:43:31,417 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 12:43:31,418 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 12:43:31,425 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 12:43:31,425 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 12:43:31,427 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 12:43:31,449 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 12:43:31,449 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 12:43:31,450 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 12:43:31,450 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 12:43:31,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 12:43:31,501 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 12:43:31,504 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 12:43:31,506 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 12:43:31,506 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 12:43:31,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618_e1_6030.smt2 [2018-06-21 12:43:31,508 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 12:43:31,600 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618_e1_6030.smt2 unknown [2018-06-21 12:43:32,102 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618_e1_6030.smt2 [2018-06-21 12:43:32,106 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 12:43:32,112 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 12:43:32,112 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 12:43:32,113 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 12:43:32,115 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 12:43:32,116 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 12:43:32" (1/1) ... [2018-06-21 12:43:35,448 WARN L168 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 61 [2018-06-21 12:43:37,882 WARN L168 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 132 [2018-06-21 12:43:38,886 WARN L168 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 131 [2018-06-21 12:43:40,785 WARN L168 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 100 [2018-06-21 12:43:41,726 WARN L168 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 140 [2018-06-21 12:43:44,519 WARN L168 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 142 [2018-06-21 12:43:45,887 WARN L168 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 304 DAG size of output: 153 [2018-06-21 12:43:47,295 WARN L168 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 87 [2018-06-21 12:43:47,584 WARN L168 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 102 [2018-06-21 12:43:49,260 WARN L168 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 144 [2018-06-21 12:43:49,941 WARN L168 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 143 [2018-06-21 12:43:51,873 WARN L168 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 141 [2018-06-21 12:43:52,440 WARN L168 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 137 [2018-06-21 12:43:54,263 WARN L168 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 185 [2018-06-21 12:43:55,279 WARN L168 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 202 [2018-06-21 12:43:57,197 WARN L168 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 129 [2018-06-21 12:43:58,025 WARN L168 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 158 [2018-06-21 12:43:59,693 WARN L168 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 133 [2018-06-21 12:44:00,595 WARN L168 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 142 [2018-06-21 12:44:01,903 WARN L168 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 135 [2018-06-21 12:44:02,571 WARN L168 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 144 [2018-06-21 12:44:04,040 WARN L168 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 132 [2018-06-21 12:44:04,742 WARN L168 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 161 [2018-06-21 12:44:05,935 WARN L168 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 133 [2018-06-21 12:44:06,310 WARN L168 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 156 [2018-06-21 12:44:07,628 WARN L168 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 118 [2018-06-21 12:44:07,954 WARN L168 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 124 [2018-06-21 12:44:08,996 WARN L168 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 139 [2018-06-21 12:44:09,482 WARN L168 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 151 [2018-06-21 12:44:10,788 WARN L168 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 165 [2018-06-21 12:44:11,374 WARN L168 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 135 [2018-06-21 12:44:12,959 WARN L168 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 139 [2018-06-21 12:44:13,493 WARN L168 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 144 [2018-06-21 12:44:14,652 WARN L168 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 139 [2018-06-21 12:44:15,243 WARN L168 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 140 [2018-06-21 12:44:16,547 WARN L168 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2018-06-21 12:44:16,882 WARN L168 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 156 [2018-06-21 12:44:18,321 WARN L168 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 141 [2018-06-21 12:44:18,823 WARN L168 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 134 [2018-06-21 12:44:20,124 WARN L168 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 137 [2018-06-21 12:44:21,249 WARN L168 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 133 [2018-06-21 12:44:21,665 WARN L168 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 156 [2018-06-21 12:44:22,665 WARN L168 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 121 [2018-06-21 12:44:23,044 WARN L168 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 125 [2018-06-21 12:44:24,146 WARN L168 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 160 [2018-06-21 12:44:24,778 WARN L168 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 146 Received shutdown request... [2018-06-21 12:44:24,932 WARN L176 SmtUtils]: Removed 2 from assertion stack [2018-06-21 12:44:24,932 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 12:44:24,934 INFO L168 Benchmark]: Toolchain (without parser) took 52827.04 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.6 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-21 12:44:24,935 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 304.1 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 12:44:24,935 INFO L168 Benchmark]: TreeAutomizer took 52820.88 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.6 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-21 12:44:24,936 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.16 ms. Allocated memory is still 304.1 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 52820.88 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.6 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 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 SimplifyDDAWithTimeout was simplifying term of DAG size 156. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_12_e2_1618_e1_6030.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_12-44-24-942.csv Completed graceful shutdown