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/vmt-chc-benchmarks/lustre/DRAGON_13.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 04:26:04,565 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 04:26:04,567 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 04:26:04,582 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-15 04:26:04,582 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-15 04:26:04,583 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-15 04:26:04,587 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-15 04:26:04,590 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-15 04:26:04,591 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-15 04:26:04,594 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-15 04:26:04,594 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-15 04:26:04,595 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-15 04:26:04,596 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-15 04:26:04,597 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-15 04:26:04,597 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 04:26:04,598 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 04:26:04,600 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 04:26:04,608 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 04:26:04,609 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 04:26:04,610 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 04:26:04,611 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 04:26:04,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 04:26:04,623 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 04:26:04,624 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 04:26:04,625 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 04:26:04,626 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 04:26:04,626 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 04:26:04,627 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 04:26:04,628 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 04:26:04,628 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 04:26:04,633 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 04:26:04,634 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 04:26:04,634 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 04:26:04,635 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 04:26:04,635 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 04:26:04,636 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 04:26:04,652 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 04:26:04,652 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 04:26:04,658 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 04:26:04,658 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 04:26:04,659 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 04:26:04,660 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 04:26:04,660 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 04:26:04,716 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 04:26:04,734 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 04:26:04,741 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 04:26:04,742 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 04:26:04,743 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 04:26:04,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_13.smt2 [2018-06-15 04:26:04,745 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 04:26:04,842 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_13.smt2 unknown [2018-06-15 04:26:05,357 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_13.smt2 [2018-06-15 04:26:05,363 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 04:26:05,369 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 04:26:05,370 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 04:26:05,370 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 04:26:05,373 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 04:26:05,375 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 04:26:05" (1/1) ... [2018-06-15 04:26:05,520 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:06,308 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:07,175 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:07,841 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:08,901 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:09,532 WARN L168 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 109 [2018-06-15 04:26:11,250 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:13,027 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:13,733 WARN L168 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 129 [2018-06-15 04:26:15,628 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:18,795 WARN L168 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 306 DAG size of output: 199 [2018-06-15 04:26:20,127 WARN L168 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 247 DAG size of output: 138 [2018-06-15 04:26:22,238 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:24,968 WARN L168 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 313 DAG size of output: 216 [2018-06-15 04:26:26,945 WARN L168 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 258 DAG size of output: 167 [2018-06-15 04:26:28,259 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:30,058 WARN L168 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 297 DAG size of output: 176 [2018-06-15 04:26:31,074 WARN L168 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 151 [2018-06-15 04:26:32,558 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:33,256 WARN L168 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 138 [2018-06-15 04:26:33,902 WARN L168 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2018-06-15 04:26:34,798 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:35,785 WARN L168 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 154 [2018-06-15 04:26:36,303 WARN L168 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 144 [2018-06-15 04:26:37,031 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:38,509 WARN L168 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 298 DAG size of output: 177 [2018-06-15 04:26:39,448 WARN L168 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 165 [2018-06-15 04:26:40,734 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:41,248 WARN L168 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 149 [2018-06-15 04:26:41,736 WARN L168 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 138 [2018-06-15 04:26:42,319 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:43,310 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:44,166 WARN L168 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 153 [2018-06-15 04:26:44,664 WARN L168 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 142 [2018-06-15 04:26:45,749 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:46,538 WARN L168 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 169 [2018-06-15 04:26:46,885 WARN L168 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 123 [2018-06-15 04:26:47,761 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:48,706 WARN L168 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 158 [2018-06-15 04:26:49,382 WARN L168 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 151 [2018-06-15 04:26:50,114 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:50,785 WARN L168 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 123 [2018-06-15 04:26:51,418 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:51,871 WARN L168 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 137 [2018-06-15 04:26:52,175 WARN L168 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 107 [2018-06-15 04:26:52,824 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:26:54,225 WARN L168 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 143 [2018-06-15 04:26:55,257 WARN L168 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 185 Received shutdown request... [2018-06-15 04:26:55,671 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 04:26:55,677 INFO L168 Benchmark]: Toolchain (without parser) took 50313.39 ms. Allocated memory was 305.1 MB in the beginning and 1.2 GB in the end (delta: 884.5 MB). Free memory was 242.5 MB in the beginning and 189.4 MB in the end (delta: 53.1 MB). Peak memory consumption was 937.6 MB. Max. memory is 3.6 GB. [2018-06-15 04:26:55,678 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 305.1 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 04:26:55,678 INFO L168 Benchmark]: TreeAutomizer took 50306.34 ms. Allocated memory was 305.1 MB in the beginning and 1.2 GB in the end (delta: 884.5 MB). Free memory was 241.5 MB in the beginning and 189.4 MB in the end (delta: 52.1 MB). Peak memory consumption was 936.6 MB. Max. memory is 3.6 GB. [2018-06-15 04:26:55,680 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 305.1 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 50306.34 ms. Allocated memory was 305.1 MB in the beginning and 1.2 GB in the end (delta: 884.5 MB). Free memory was 241.5 MB in the beginning and 189.4 MB in the end (delta: 52.1 MB). Peak memory consumption was 936.6 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$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/DRAGON_13.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_04-26-55-688.csv Completed graceful shutdown