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_12_e2_1618.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 20:06:17,277 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 20:06:17,282 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 20:06:17,301 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 20:06:17,302 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 20:06:17,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 20:06:17,304 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 20:06:17,307 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 20:06:17,308 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 20:06:17,311 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 20:06:17,312 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 20:06:17,312 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 20:06:17,313 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 20:06:17,315 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 20:06:17,315 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 20:06:17,316 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 20:06:17,318 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 20:06:17,320 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 20:06:17,322 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 20:06:17,323 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 20:06:17,324 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 20:06:17,327 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 20:06:17,327 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 20:06:17,328 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 20:06:17,329 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 20:06:17,330 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 20:06:17,330 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 20:06:17,331 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 20:06:17,332 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 20:06:17,333 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 20:06:17,333 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 20:06:17,334 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 20:06:17,335 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 20:06:17,336 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 20:06:17,336 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 20:06:17,337 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 20:06:17,345 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 20:06:17,345 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 20:06:17,347 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 20:06:17,348 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 20:06:17,348 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 20:06:17,349 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 20:06:17,349 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 20:06:17,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 20:06:17,411 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 20:06:17,416 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 20:06:17,417 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 20:06:17,418 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 20:06:17,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618.smt2 [2018-06-18 20:06:17,420 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 20:06:17,522 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618.smt2 unknown [2018-06-18 20:06:18,103 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12_e2_1618.smt2 [2018-06-18 20:06:18,110 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 20:06:18,117 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 20:06:18,118 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 20:06:18,118 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 20:06:18,121 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 20:06:18,123 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 08:06:18" (1/1) ... [2018-06-18 20:06:18,276 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:19,152 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:19,915 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:20,493 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:21,038 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:21,628 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:22,534 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:23,092 WARN L168 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 102 [2018-06-18 20:06:24,654 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:25,497 WARN L168 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 95 [2018-06-18 20:06:26,417 WARN L168 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2018-06-18 20:06:28,068 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:29,090 WARN L168 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 103 [2018-06-18 20:06:30,118 WARN L168 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 134 [2018-06-18 20:06:31,626 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:33,910 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:34,820 WARN L168 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 138 [2018-06-18 20:06:35,991 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:37,046 WARN L168 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 128 [2018-06-18 20:06:38,364 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:38,913 WARN L168 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 104 [2018-06-18 20:06:39,581 WARN L168 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 130 [2018-06-18 20:06:41,284 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:42,804 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:43,904 WARN L168 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 131 [2018-06-18 20:06:45,495 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:46,317 WARN L168 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 115 [2018-06-18 20:06:47,342 WARN L168 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 147 [2018-06-18 20:06:49,224 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:51,136 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:52,237 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:53,687 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:54,213 WARN L168 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 109 [2018-06-18 20:06:55,059 WARN L168 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 166 [2018-06-18 20:06:56,006 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:57,063 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:58,019 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:06:58,735 WARN L168 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 133 [2018-06-18 20:06:59,480 WARN L168 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 152 [2018-06-18 20:07:00,409 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:07:00,781 WARN L168 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 98 [2018-06-18 20:07:01,300 WARN L168 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 131 [2018-06-18 20:07:02,005 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:07:03,108 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:07:04,516 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:07:05,521 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 20:07:06,195 WARN L168 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 133 Received shutdown request... [2018-06-18 20:07:06,676 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 20:07:06,680 INFO L168 Benchmark]: Toolchain (without parser) took 48569.48 ms. Allocated memory was 308.8 MB in the beginning and 1.2 GB in the end (delta: 859.8 MB). Free memory was 246.2 MB in the beginning and 909.1 MB in the end (delta: -663.0 MB). Peak memory consumption was 931.6 MB. Max. memory is 3.6 GB. [2018-06-18 20:07:06,685 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 308.8 MB. Free memory is still 276.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 20:07:06,685 INFO L168 Benchmark]: TreeAutomizer took 48561.70 ms. Allocated memory was 308.8 MB in the beginning and 1.2 GB in the end (delta: 859.8 MB). Free memory was 245.2 MB in the beginning and 909.1 MB in the end (delta: -664.0 MB). Peak memory consumption was 930.6 MB. Max. memory is 3.6 GB. [2018-06-18 20:07:06,687 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.19 ms. Allocated memory is still 308.8 MB. Free memory is still 276.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 48561.70 ms. Allocated memory was 308.8 MB in the beginning and 1.2 GB in the end (delta: 859.8 MB). Free memory was 245.2 MB in the beginning and 909.1 MB in the end (delta: -664.0 MB). Peak memory consumption was 930.6 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$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_12_e2_1618.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_20-07-06-707.csv Completed graceful shutdown