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/misc/Ex3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 02:40:41,648 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 02:40:41,651 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 02:40:41,667 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 02:40:41,667 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 02:40:41,668 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 02:40:41,670 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 02:40:41,674 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 02:40:41,677 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 02:40:41,678 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 02:40:41,679 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 02:40:41,679 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 02:40:41,680 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 02:40:41,683 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 02:40:41,684 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 02:40:41,685 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 02:40:41,687 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 02:40:41,701 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 02:40:41,702 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 02:40:41,703 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 02:40:41,705 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 02:40:41,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 02:40:41,707 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 02:40:41,708 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 02:40:41,712 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 02:40:41,714 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 02:40:41,715 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 02:40:41,716 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 02:40:41,721 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 02:40:41,722 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 02:40:41,722 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 02:40:41,723 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 02:40:41,723 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 02:40:41,724 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 02:40:41,725 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 02:40:41,726 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 02:40:41,740 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 02:40:41,741 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 02:40:41,743 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 02:40:41,743 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 02:40:41,743 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 02:40:41,746 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 02:40:41,747 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 02:40:41,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 02:40:41,820 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 02:40:41,826 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 02:40:41,828 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 02:40:41,828 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 02:40:41,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/misc/Ex3.smt2 [2018-06-15 02:40:41,830 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 02:40:41,929 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/misc/Ex3.smt2 unknown [2018-06-15 02:40:42,096 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/misc/Ex3.smt2 [2018-06-15 02:40:42,103 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 02:40:42,109 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 02:40:42,110 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 02:40:42,110 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 02:40:42,114 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 02:40:42,116 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 02:40:42" (1/1) ... [2018-06-15 02:40:42,217 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:42,499 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:42,975 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:43,742 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:44,092 WARN L168 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2018-06-15 02:40:44,717 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:45,020 WARN L168 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2018-06-15 02:40:45,207 WARN L168 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2018-06-15 02:40:45,437 WARN L168 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 58 [2018-06-15 02:40:46,277 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:46,512 WARN L168 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2018-06-15 02:40:46,711 WARN L168 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2018-06-15 02:40:46,891 WARN L168 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2018-06-15 02:40:47,641 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:47,896 WARN L168 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 53 [2018-06-15 02:40:48,119 WARN L168 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 59 [2018-06-15 02:40:48,328 WARN L168 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2018-06-15 02:40:49,303 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:49,617 WARN L168 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2018-06-15 02:40:49,776 WARN L168 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2018-06-15 02:40:50,037 WARN L168 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2018-06-15 02:40:51,067 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:51,914 WARN L168 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2018-06-15 02:40:52,173 WARN L168 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 56 [2018-06-15 02:40:53,488 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:54,074 WARN L168 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 51 [2018-06-15 02:40:54,332 WARN L168 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2018-06-15 02:40:54,629 WARN L168 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 67 [2018-06-15 02:40:54,927 WARN L168 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 64 [2018-06-15 02:40:55,208 WARN L168 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 61 [2018-06-15 02:40:56,977 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:40:57,398 WARN L168 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 49 [2018-06-15 02:40:57,731 WARN L168 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 51 [2018-06-15 02:40:57,950 WARN L168 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 57 [2018-06-15 02:40:58,217 WARN L168 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 60 [2018-06-15 02:40:58,463 WARN L168 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2018-06-15 02:41:00,457 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:01,332 WARN L168 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 66 [2018-06-15 02:41:01,682 WARN L168 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 74 [2018-06-15 02:41:02,009 WARN L168 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 61 [2018-06-15 02:41:04,249 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:04,954 WARN L168 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2018-06-15 02:41:05,407 WARN L168 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2018-06-15 02:41:05,630 WARN L168 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2018-06-15 02:41:05,903 WARN L168 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2018-06-15 02:41:07,083 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:07,527 WARN L168 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 56 [2018-06-15 02:41:07,777 WARN L168 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2018-06-15 02:41:07,994 WARN L168 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2018-06-15 02:41:08,230 WARN L168 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 68 [2018-06-15 02:41:08,747 WARN L168 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 69 [2018-06-15 02:41:09,761 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:10,178 WARN L168 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 53 [2018-06-15 02:41:10,855 WARN L168 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 71 [2018-06-15 02:41:11,138 WARN L168 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 66 [2018-06-15 02:41:11,396 WARN L168 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 57 [2018-06-15 02:41:12,234 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:12,623 WARN L168 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2018-06-15 02:41:12,931 WARN L168 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 52 [2018-06-15 02:41:13,454 WARN L168 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2018-06-15 02:41:13,769 WARN L168 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 72 [2018-06-15 02:41:14,085 WARN L168 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 67 [2018-06-15 02:41:15,257 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:16,527 WARN L168 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 65 [2018-06-15 02:41:16,847 WARN L168 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2018-06-15 02:41:17,687 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:18,523 WARN L168 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 60 [2018-06-15 02:41:18,833 WARN L168 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 66 [2018-06-15 02:41:19,118 WARN L168 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 60 [2018-06-15 02:41:19,422 WARN L168 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2018-06-15 02:41:20,218 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:22,131 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:22,872 WARN L168 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2018-06-15 02:41:23,227 WARN L168 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 49 [2018-06-15 02:41:23,606 WARN L168 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 56 [2018-06-15 02:41:23,870 WARN L168 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2018-06-15 02:41:25,031 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:27,522 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:29,354 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:30,265 WARN L168 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 49 [2018-06-15 02:41:30,791 WARN L168 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 60 [2018-06-15 02:41:31,882 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:33,380 WARN L168 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 63 [2018-06-15 02:41:34,123 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 02:41:35,385 WARN L168 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 60 Received shutdown request... [2018-06-15 02:41:36,213 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) [2018-06-15 02:41:36,218 INFO L168 Benchmark]: Toolchain (without parser) took 54114.16 ms. Allocated memory was 304.6 MB in the beginning and 1.2 GB in the end (delta: 872.9 MB). Free memory was 263.9 MB in the beginning and 936.3 MB in the end (delta: -672.4 MB). Peak memory consumption was 967.4 MB. Max. memory is 3.6 GB. [2018-06-15 02:41:36,219 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 304.6 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 02:41:36,219 INFO L168 Benchmark]: TreeAutomizer took 54106.40 ms. Allocated memory was 304.6 MB in the beginning and 1.2 GB in the end (delta: 872.9 MB). Free memory was 263.9 MB in the beginning and 936.3 MB in the end (delta: -672.4 MB). Peak memory consumption was 967.4 MB. Max. memory is 3.6 GB. [2018-06-15 02:41:36,222 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 304.6 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 54106.40 ms. Allocated memory was 304.6 MB in the beginning and 1.2 GB in the end (delta: 872.9 MB). Free memory was 263.9 MB in the beginning and 936.3 MB in the end (delta: -672.4 MB). Peak memory consumption was 967.4 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$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/Ex3.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_02-41-36-230.csv Completed graceful shutdown