java -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/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf -i /storage/chc-comp/hopv/lia/mochi/a-max.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 02:02:16,350 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 02:02:16,353 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 02:02:16,371 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 02:02:16,371 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 02:02:16,372 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 02:02:16,373 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 02:02:16,377 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 02:02:16,380 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 02:02:16,381 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 02:02:16,381 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 02:02:16,382 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 02:02:16,383 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 02:02:16,385 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 02:02:16,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 02:02:16,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 02:02:16,398 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 02:02:16,400 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 02:02:16,401 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 02:02:16,402 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 02:02:16,406 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 02:02:16,408 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 02:02:16,408 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 02:02:16,408 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 02:02:16,411 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 02:02:16,411 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 02:02:16,412 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 02:02:16,413 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 02:02:16,417 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 02:02:16,417 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 02:02:16,418 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 02:02:16,419 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 02:02:16,419 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 02:02:16,420 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 02:02:16,420 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 02:02:16,420 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 02:02:16,434 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 02:02:16,434 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 02:02:16,436 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 02:02:16,436 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 02:02:16,436 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 02:02:16,437 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 02:02:16,438 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 02:02:16,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 02:02:16,498 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 02:02:16,504 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 02:02:16,506 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 02:02:16,506 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 02:02:16,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/mochi/a-max.smt2 [2018-06-15 02:02:16,509 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 02:02:16,610 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/hopv/lia/mochi/a-max.smt2 unknown [2018-06-15 02:02:16,838 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/mochi/a-max.smt2 [2018-06-15 02:02:16,847 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 02:02:16,854 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 02:02:16,855 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 02:02:16,855 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 02:02:16,860 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 02:02:16,862 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 02:02:16" (1/1) ... [2018-06-15 02:02:16,929 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:17,051 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:17,232 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:17,752 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:18,007 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:18,105 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:18,514 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:18,919 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:19,181 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:19,442 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:19,667 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:19,915 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:20,146 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:20,360 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:20,562 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:20,788 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:21,006 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:21,243 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:21,463 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:21,682 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:21,856 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:22,088 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:22,251 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:22,426 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:22,625 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:22,847 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:23,035 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:23,212 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:23,371 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:23,555 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:23,738 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:23,910 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:24,074 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:24,242 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:24,402 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:24,565 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:24,729 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:24,922 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:25,070 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:25,234 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:25,377 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:02:25,519 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: malformed subtree array. at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:841) 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$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-06-15 02:02:25,523 INFO L168 Benchmark]: Toolchain (without parser) took 8675.11 ms. Allocated memory was 304.6 MB in the beginning and 499.1 MB in the end (delta: 194.5 MB). Free memory was 262.9 MB in the beginning and 291.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 166.1 MB. Max. memory is 3.6 GB. [2018-06-15 02:02:25,527 INFO L168 Benchmark]: SmtParser took 0.21 ms. Allocated memory is still 304.6 MB. Free memory is still 270.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 02:02:25,527 INFO L168 Benchmark]: TreeAutomizer took 8667.33 ms. Allocated memory was 304.6 MB in the beginning and 499.1 MB in the end (delta: 194.5 MB). Free memory was 262.9 MB in the beginning and 291.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 166.1 MB. Max. memory is 3.6 GB. [2018-06-15 02:02:25,530 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.21 ms. Allocated memory is still 304.6 MB. Free memory is still 270.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 8667.33 ms. Allocated memory was 304.6 MB in the beginning and 499.1 MB in the end (delta: 194.5 MB). Free memory was 262.9 MB in the beginning and 291.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 166.1 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: SMTLIBException: malformed subtree array. de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: SMTLIBException: malformed subtree array.: de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:841) 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/a-max.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_02-02-25-540.csv Received shutdown request...