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/metros_4_e2_532.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 20:12:52,646 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 20:12:52,649 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 20:12:52,662 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-23 20:12:52,673 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 20:12:52,674 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 20:12:52,675 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 20:12:52,676 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 20:12:52,678 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 20:12:52,680 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 20:12:52,690 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 20:12:52,691 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 20:12:52,692 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 20:12:52,693 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 20:12:52,698 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-23 20:12:52,711 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 20:12:52,724 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 20:12:52,724 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 20:12:52,727 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 20:12:52,727 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 20:12:52,727 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 20:12:52,728 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 20:12:52,728 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 20:12:52,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 20:12:52,793 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 20:12:52,796 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 20:12:52,797 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 20:12:52,799 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 20:12:52,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/metros_4_e2_532.smt2 [2018-06-23 20:12:52,801 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 20:12:52,887 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/metros_4_e2_532.smt2 unknown [2018-06-23 20:12:53,201 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/metros_4_e2_532.smt2 [2018-06-23 20:12:53,206 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 20:12:53,212 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 20:12:53,213 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 20:12:53,213 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 20:12:53,216 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 20:12:53,217 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 08:12:53" (1/1) ... Received shutdown request... [2018-06-23 20:13:46,310 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-06-23 20:13:46,321 WARN L176 SmtUtils]: Removed 1 from assertion stack [2018-06-23 20:13:46,321 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 20:13:46,324 INFO L168 Benchmark]: Toolchain (without parser) took 53117.09 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 258.6 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 72.1 MB. Max. memory is 3.6 GB. [2018-06-23 20:13:46,326 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 20:13:46,327 INFO L168 Benchmark]: TreeAutomizer took 53109.97 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 257.6 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 71.1 MB. Max. memory is 3.6 GB. [2018-06-23 20:13:46,328 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 53109.97 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 257.6 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 71.1 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 SimplifyDDAWithTimeout was simplifying term of DAG size 3. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/metros_4_e2_532.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_20-13-46-342.csv Completed graceful shutdown