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_4_e3_4133.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-21 12:59:21,831 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-21 12:59:21,833 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-21 12:59:21,848 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-21 12:59:21,849 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-21 12:59:21,850 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-21 12:59:21,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-21 12:59:21,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-21 12:59:21,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-21 12:59:21,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-21 12:59:21,861 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-21 12:59:21,861 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-21 12:59:21,869 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-21 12:59:21,870 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-21 12:59:21,871 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-21 12:59:21,872 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-21 12:59:21,875 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-21 12:59:21,878 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-21 12:59:21,879 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-21 12:59:21,880 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-21 12:59:21,881 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-21 12:59:21,887 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-21 12:59:21,887 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-21 12:59:21,887 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-21 12:59:21,890 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-21 12:59:21,891 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-21 12:59:21,892 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-21 12:59:21,894 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-21 12:59:21,895 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-21 12:59:21,895 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-21 12:59:21,896 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-21 12:59:21,896 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-21 12:59:21,896 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-21 12:59:21,897 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-21 12:59:21,902 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-21 12:59:21,902 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-21 12:59:21,914 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-21 12:59:21,914 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-21 12:59:21,916 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-21 12:59:21,916 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-21 12:59:21,916 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-21 12:59:21,920 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-21 12:59:21,920 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-21 12:59:21,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-21 12:59:21,975 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-21 12:59:21,979 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-21 12:59:21,981 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-21 12:59:21,981 INFO L276 PluginConnector]: SmtParser initialized [2018-06-21 12:59:21,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e3_4133.smt2 [2018-06-21 12:59:21,985 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-21 12:59:22,083 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e3_4133.smt2 unknown [2018-06-21 12:59:22,651 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e3_4133.smt2 [2018-06-21 12:59:22,656 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-21 12:59:22,662 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-21 12:59:22,663 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-21 12:59:22,663 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-21 12:59:22,665 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-21 12:59:22,667 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 21.06 12:59:22" (1/1) ... Received shutdown request... [2018-06-21 13:00:16,406 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Logical context not inconsistent! at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.retrieveProof(SMTInterpol.java:1278) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getProof(SMTInterpol.java:795) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:918) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.retrieveInterpolantsMap(TreeAutomizerCEGAR.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:201) 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-21 13:00:16,410 INFO L168 Benchmark]: Toolchain (without parser) took 53754.00 ms. Allocated memory was 309.9 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 247.4 MB in the beginning and 1.0 GB in the end (delta: -762.2 MB). Peak memory consumption was 321.0 MB. Max. memory is 3.6 GB. [2018-06-21 13:00:16,414 INFO L168 Benchmark]: SmtParser took 0.24 ms. Allocated memory is still 309.9 MB. Free memory is still 277.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-21 13:00:16,415 INFO L168 Benchmark]: TreeAutomizer took 53746.94 ms. Allocated memory was 309.9 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 246.4 MB in the beginning and 1.0 GB in the end (delta: -763.2 MB). Peak memory consumption was 320.0 MB. Max. memory is 3.6 GB. [2018-06-21 13:00:16,416 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.24 ms. Allocated memory is still 309.9 MB. Free memory is still 277.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 53746.94 ms. Allocated memory was 309.9 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 246.4 MB in the beginning and 1.0 GB in the end (delta: -763.2 MB). Peak memory consumption was 320.0 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: SMTLIBException: Logical context not inconsistent! de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: SMTLIBException: Logical context not inconsistent!: de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.retrieveProof(SMTInterpol.java:1278) 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_4_e3_4133.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-21_13-00-16-427.csv Completed graceful shutdown