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/car_4_e7_592_e7_265.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 12:23:22,637 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 12:23:22,639 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 12:23:22,652 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 12:23:22,653 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 12:23:22,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 12:23:22,656 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 12:23:22,659 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 12:23:22,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 12:23:22,661 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 12:23:22,664 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 12:23:22,664 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 12:23:22,665 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 12:23:22,666 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 12:23:22,669 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 12:23:22,670 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 12:23:22,671 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 12:23:22,681 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 12:23:22,682 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 12:23:22,683 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 12:23:22,684 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 12:23:22,690 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 12:23:22,690 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 12:23:22,690 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 12:23:22,691 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 12:23:22,692 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 12:23:22,692 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 12:23:22,694 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 12:23:22,695 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 12:23:22,695 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 12:23:22,696 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 12:23:22,696 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 12:23:22,697 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 12:23:22,697 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 12:23:22,703 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 12:23:22,703 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 12:23:22,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 12:23:22,711 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 12:23:22,712 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 12:23:22,713 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 12:23:22,713 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 12:23:22,714 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 12:23:22,714 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 12:23:22,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 12:23:22,780 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 12:23:22,786 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 12:23:22,788 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 12:23:22,788 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 12:23:22,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/car_4_e7_592_e7_265.smt2 [2018-06-21 12:23:22,791 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 12:23:22,881 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_4_e7_592_e7_265.smt2 unknown [2018-06-21 12:23:23,161 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/car_4_e7_592_e7_265.smt2 [2018-06-21 12:23:23,169 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 12:23:23,184 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 12:23:23,185 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 12:23:23,185 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 12:23:23,188 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 12:23:23,189 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 12:23:23" (1/1) ... Received shutdown request... [2018-06-21 12:24:15,011 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer has thrown an exception: de.uni_freiburg.informatik.ultimate.automata.AutomataOperationCanceledException: Timeout or canceled by user. at de.uni_freiburg.informatik.ultimate.automata.tree.operations.minimization.hopcroft.MinimizeNftaHopcroft.initPartition(MinimizeNftaHopcroft.java:495) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.minimization.hopcroft.MinimizeNftaHopcroft.doOperation(MinimizeNftaHopcroft.java:397) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.minimization.hopcroft.MinimizeNftaHopcroft.(MinimizeNftaHopcroft.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.refineAbstraction(TreeAutomizerCEGAR.java:383) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.TreeAutomizerObserver.process(TreeAutomizerObserver.java:97) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-21 12:24:15,018 INFO L168 Benchmark]: Toolchain (without parser) took 51846.47 ms. Allocated memory was 307.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 262.5 MB in the beginning and 1.2 GB in the end (delta: -944.0 MB). Peak memory consumption was 149.7 MB. Max. memory is 3.6 GB. [2018-06-21 12:24:15,020 INFO L168 Benchmark]: SmtParser took 0.18 ms. Allocated memory is still 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 12:24:15,021 INFO L168 Benchmark]: TreeAutomizer took 51830.02 ms. Allocated memory was 307.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 262.5 MB in the beginning and 1.2 GB in the end (delta: -944.0 MB). Peak memory consumption was 149.7 MB. Max. memory is 3.6 GB. [2018-06-21 12:24:15,023 INFO L344 ainManager$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 307.2 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 51830.02 ms. Allocated memory was 307.2 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 262.5 MB in the beginning and 1.2 GB in the end (delta: -944.0 MB). Peak memory consumption was 149.7 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: AutomataOperationCanceledException: Timeout or canceled by user. de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: AutomataOperationCanceledException: Timeout or canceled by user.: de.uni_freiburg.informatik.ultimate.automata.tree.operations.minimization.hopcroft.MinimizeNftaHopcroft.initPartition(MinimizeNftaHopcroft.java:495) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/car_4_e7_592_e7_265.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_12-24-15-034.csv Completed graceful shutdown