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_14_e3_1259_e1_5798.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-86166b8 [2018-06-23 18:35:13,105 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-23 18:35:13,107 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-23 18:35:13,118 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-23 18:35:13,118 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-23 18:35:13,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-23 18:35:13,120 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-23 18:35:13,122 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-23 18:35:13,124 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-23 18:35:13,125 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-23 18:35:13,125 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-23 18:35:13,126 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-23 18:35:13,126 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-23 18:35:13,128 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-23 18:35:13,128 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-23 18:35:13,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-23 18:35:13,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-23 18:35:13,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-23 18:35:13,134 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-23 18:35:13,135 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-23 18:35:13,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-23 18:35:13,139 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-23 18:35:13,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-23 18:35:13,140 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-23 18:35:13,141 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-23 18:35:13,142 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-23 18:35:13,143 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-23 18:35:13,143 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-23 18:35:13,144 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-23 18:35:13,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-23 18:35:13,145 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-23 18:35:13,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-23 18:35:13,146 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-23 18:35:13,147 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-23 18:35:13,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-23 18:35:13,148 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-23 18:35:13,155 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-23 18:35:13,156 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-23 18:35:13,158 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-23 18:35:13,158 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-23 18:35:13,158 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-23 18:35:13,159 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-23 18:35:13,159 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-23 18:35:13,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-23 18:35:13,221 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-23 18:35:13,224 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-23 18:35:13,226 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-23 18:35:13,226 INFO L276 PluginConnector]: SmtParser initialized [2018-06-23 18:35:13,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_1259_e1_5798.smt2 [2018-06-23 18:35:13,228 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-23 18:35:13,321 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_1259_e1_5798.smt2 unknown [2018-06-23 18:35:13,829 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e3_1259_e1_5798.smt2 [2018-06-23 18:35:13,834 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-23 18:35:13,840 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-23 18:35:13,841 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-23 18:35:13,841 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-23 18:35:13,843 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-23 18:35:13,845 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 23.06 06:35:13" (1/1) ... Received shutdown request... [2018-06-23 18:36:05,351 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:480) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.minimization.hopcroft.MinimizeNftaHopcroft.doOperation(MinimizeNftaHopcroft.java:382) 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:380) 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-23 18:36:05,356 INFO L168 Benchmark]: Toolchain (without parser) took 51521.61 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.7 MB in the beginning and 485.9 MB in the end (delta: -244.2 MB). Peak memory consumption was 963.2 MB. Max. memory is 3.6 GB. [2018-06-23 18:36:05,358 INFO L168 Benchmark]: SmtParser took 0.16 ms. Allocated memory is still 305.1 MB. Free memory is still 272.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-23 18:36:05,358 INFO L168 Benchmark]: TreeAutomizer took 51514.59 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.7 MB in the beginning and 485.9 MB in the end (delta: -244.2 MB). Peak memory consumption was 963.2 MB. Max. memory is 3.6 GB. [2018-06-23 18:36:05,359 INFO L344 ainManager$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 305.1 MB. Free memory is still 272.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 51514.59 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.7 MB in the beginning and 485.9 MB in the end (delta: -244.2 MB). Peak memory consumption was 963.2 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:480) 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/DRAGON_14_e3_1259_e1_5798.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-23_18-36-05-371.csv Completed graceful shutdown