java -Xss4m -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_7_e2_2872_e7_1264.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 18:50:50,100 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 18:50:50,102 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 18:50:50,114 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 18:50:50,114 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 18:50:50,115 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 18:50:50,116 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 18:50:50,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 18:50:50,119 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 18:50:50,120 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 18:50:50,121 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 18:50:50,121 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 18:50:50,122 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 18:50:50,123 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 18:50:50,123 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 18:50:50,124 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 18:50:50,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 18:50:50,128 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 18:50:50,129 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 18:50:50,130 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 18:50:50,131 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 18:50:50,134 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-23 18:50:50,139 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 18:50:50,140 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 18:50:50,140 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 18:50:50,140 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 18:50:50,141 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 18:50:50,142 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 18:50:50,142 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 18:50:50,153 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 18:50:50,153 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 18:50:50,155 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 18:50:50,155 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 18:50:50,155 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 18:50:50,156 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 18:50:50,156 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 18:50:50,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 18:50:50,218 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 18:50:50,222 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 18:50:50,223 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 18:50:50,223 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 18:50:50,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_7_e2_2872_e7_1264.smt2 [2018-06-23 18:50:50,226 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 18:50:50,317 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_7_e2_2872_e7_1264.smt2 unknown [2018-06-23 18:50:50,885 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_7_e2_2872_e7_1264.smt2 [2018-06-23 18:50:50,895 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 18:50:50,901 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 18:50:50,902 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 18:50:50,902 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 18:50:50,905 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 18:50:50,906 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 06:50:50" (1/1) ... [2018-06-23 18:50:55,402 WARN L168 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 90 [2018-06-23 18:50:57,375 WARN L168 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 65 [2018-06-23 18:50:58,920 WARN L168 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 64 [2018-06-23 18:51:02,857 WARN L168 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 488 DAG size of output: 137 [2018-06-23 18:51:03,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-06-23 18:51:03,400 WARN L168 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 91 [2018-06-23 18:51:06,685 WARN L168 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 372 DAG size of output: 192 [2018-06-23 18:51:06,867 WARN L168 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 58 [2018-06-23 18:51:11,003 WARN L168 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 364 DAG size of output: 174 [2018-06-23 18:51:11,535 WARN L168 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 74 [2018-06-23 18:51:14,369 WARN L168 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 399 DAG size of output: 181 [2018-06-23 18:51:17,334 WARN L168 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 460 DAG size of output: 170 [2018-06-23 18:51:19,252 WARN L168 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 115 [2018-06-23 18:51:19,429 WARN L168 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 52 [2018-06-23 18:51:22,168 WARN L168 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 466 DAG size of output: 151 [2018-06-23 18:51:22,453 WARN L168 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 72 [2018-06-23 18:51:24,474 WARN L168 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 170 [2018-06-23 18:51:26,308 WARN L168 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 154 [2018-06-23 18:51:26,514 WARN L168 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 72 [2018-06-23 18:51:27,652 WARN L168 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 93 [2018-06-23 18:51:31,049 WARN L168 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 539 DAG size of output: 211 [2018-06-23 18:51:33,176 WARN L168 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 120 [2018-06-23 18:51:33,654 WARN L168 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 126 [2018-06-23 18:51:36,981 WARN L168 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 619 DAG size of output: 206 [2018-06-23 18:51:37,627 WARN L168 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 105 Received shutdown request... [2018-06-23 18:51:40,124 WARN L176 SmtUtils]: Removed 24 from assertion stack [2018-06-23 18:51:40,124 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer. Reason: Timeout or Toolchain cancelled by user [2018-06-23 18:51:40,126 INFO L168 Benchmark]: Toolchain (without parser) took 49230.56 ms. Allocated memory was 307.8 MB in the beginning and 1.2 GB in the end (delta: 940.0 MB). Free memory was 243.1 MB in the beginning and 1.1 GB in the end (delta: -831.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-23 18:51:40,127 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 307.8 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 18:51:40,127 INFO L168 Benchmark]: TreeAutomizer took 49223.72 ms. Allocated memory was 307.8 MB in the beginning and 1.2 GB in the end (delta: 940.0 MB). Free memory was 242.2 MB in the beginning and 1.1 GB in the end (delta: -832.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-23 18:51:40,129 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 307.8 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 49223.72 ms. Allocated memory was 307.8 MB in the beginning and 1.2 GB in the end (delta: 940.0 MB). Free memory was 242.2 MB in the beginning and 1.1 GB in the end (delta: -832.8 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 471. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_7_e2_2872_e7_1264.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_18-51-40-136.csv Completed graceful shutdown