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/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.lemma4.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 17:51:16,319 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 17:51:16,322 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 17:51:16,339 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 17:51:16,339 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 17:51:16,340 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 17:51:16,344 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 17:51:16,346 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 17:51:16,348 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 17:51:16,348 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 17:51:16,351 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 17:51:16,351 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 17:51:16,352 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 17:51:16,353 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 17:51:16,353 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 17:51:16,356 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 17:51:16,358 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 17:51:16,372 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 17:51:16,374 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 17:51:16,375 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 17:51:16,376 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 17:51:16,378 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 17:51:16,378 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 17:51:16,379 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 17:51:16,380 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 17:51:16,381 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 17:51:16,386 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 17:51:16,387 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 17:51:16,388 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 17:51:16,388 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 17:51:16,388 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 17:51:16,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 17:51:16,394 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 17:51:16,395 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 17:51:16,395 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 17:51:16,396 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 17:51:16,407 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 17:51:16,408 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 17:51:16,410 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 17:51:16,410 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 17:51:16,410 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 17:51:16,411 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 17:51:16,411 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 17:51:16,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 17:51:16,477 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 17:51:16,482 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 17:51:16,484 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 17:51:16,484 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 17:51:16,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.lemma4.smt2 [2018-06-18 17:51:16,487 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 17:51:16,584 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.lemma4.smt2 unknown [2018-06-18 17:51:16,985 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.lemma4.smt2 [2018-06-18 17:51:16,990 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 17:51:16,997 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 17:51:16,997 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 17:51:16,998 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 17:51:17,001 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 17:51:17,002 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:51:16" (1/1) ... [2018-06-18 17:51:17,093 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:17,738 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:18,600 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:18,897 WARN L168 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2018-06-18 17:51:20,062 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:20,540 WARN L168 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 36 [2018-06-18 17:51:21,876 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:22,202 WARN L168 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 38 [2018-06-18 17:51:23,203 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:24,389 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:25,411 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:26,778 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:27,712 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:28,680 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:29,634 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:30,658 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:31,515 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:32,440 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:33,315 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:34,284 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:35,093 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:35,988 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:36,785 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:37,734 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:38,404 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:39,182 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:40,009 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:40,903 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:41,615 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:42,518 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:43,113 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:44,018 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:44,657 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:45,331 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:45,935 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:46,597 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:47,086 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:47,730 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:48,427 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:49,030 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:49,796 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:50,353 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:50,924 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:51,524 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:52,138 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:52,850 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:53,302 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:53,926 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:54,461 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:55,008 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:55,501 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:56,407 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:56,899 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:57,527 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:58,072 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:58,739 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:59,295 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:51:59,935 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:00,517 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:01,232 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:01,804 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:02,553 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:03,251 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:03,859 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:04,459 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:05,111 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:05,685 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:06,304 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:06,870 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:07,436 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:08,085 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:08,689 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:09,256 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:09,884 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:10,506 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:11,204 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:11,842 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:12,549 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:52:13,160 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-06-18 17:52:13,605 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer has thrown an exception: java.lang.UnsupportedOperationException: Auxiliary term has no sort at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.getSort(SmtFreePredicateFactory.java:96) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:308) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:296) at de.uni_freiburg.informatik.ultimate.logic.Util.not(Util.java:113) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.not(SmtUtils.java:558) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.implicationStatement(HCStateFactory.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.implies(HCStateFactory.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.constructBaseGraph(HCStateFactory.java:255) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.getImplicationGraph(HCStateFactory.java:265) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.filterUnconditonally(HCStateFactory.java:287) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.filter(HCStateFactory.java:300) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.computeDifference(LazyDifference.java:193) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.(LazyDifference.java:87) at de.uni_freiburg.informatik.ultimate.automata.tree.operations.difference.LazyDifference.(LazyDifference.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.refineAbstraction(TreeAutomizerCEGAR.java:356) 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) [2018-06-18 17:52:13,611 INFO L168 Benchmark]: Toolchain (without parser) took 56619.93 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.5 MB in the beginning and 172.2 MB in the end (delta: 87.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 17:52:13,612 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 17:52:13,612 INFO L168 Benchmark]: TreeAutomizer took 56612.37 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 258.5 MB in the beginning and 172.2 MB in the end (delta: 86.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 17:52:13,614 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.19 ms. Allocated memory is still 306.2 MB. Free memory is still 273.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 56612.37 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 258.5 MB in the beginning and 172.2 MB in the end (delta: 86.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.getSort(SmtFreePredicateFactory.java:96) 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/lfht_2_mini_cleaned.lemma4.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_17-52-13-645.csv Completed graceful shutdown