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.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-15 04:25:05,259 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-15 04:25:05,271 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-15 04:25:05,285 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-06-15 04:25:05,304 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-15 04:25:05,305 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-15 04:25:05,318 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-15 04:25:05,323 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-15 04:25:05,325 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-15 04:25:05,326 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-15 04:25:05,327 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-15 04:25:05,329 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-15 04:25:05,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-15 04:25:05,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-15 04:25:05,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-15 04:25:05,335 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-15 04:25:05,336 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-15 04:25:05,337 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-15 04:25:05,338 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-15 04:25:05,338 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-15 04:25:05,343 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-15 04:25:05,344 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-15 04:25:05,344 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-15 04:25:05,345 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-15 04:25:05,345 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-15 04:25:05,347 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-15 04:25:05,360 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-15 04:25:05,360 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-15 04:25:05,365 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-15 04:25:05,366 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-15 04:25:05,366 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-15 04:25:05,367 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-15 04:25:05,367 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-15 04:25:05,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-15 04:25:05,437 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-15 04:25:05,443 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-15 04:25:05,444 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-15 04:25:05,445 INFO L276 PluginConnector]: SmtParser initialized [2018-06-15 04:25:05,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12.smt2 [2018-06-15 04:25:05,447 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-15 04:25:05,547 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12.smt2 unknown [2018-06-15 04:25:06,190 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_12.smt2 [2018-06-15 04:25:06,199 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-15 04:25:06,208 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-15 04:25:06,208 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-15 04:25:06,209 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-15 04:25:06,211 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-15 04:25:06,213 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 15.06 04:25:06" (1/1) ... [2018-06-15 04:25:06,376 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:07,155 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:07,903 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:08,514 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:09,393 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:09,713 WARN L168 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2018-06-15 04:25:11,599 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:13,790 WARN L168 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 267 DAG size of output: 184 [2018-06-15 04:25:17,049 WARN L168 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 597 DAG size of output: 163 [2018-06-15 04:25:18,371 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:19,091 WARN L168 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 113 [2018-06-15 04:25:20,231 WARN L168 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 122 [2018-06-15 04:25:21,735 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:23,219 WARN L168 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 213 DAG size of output: 149 [2018-06-15 04:25:28,119 WARN L168 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 630 DAG size of output: 131 [2018-06-15 04:25:29,598 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:30,459 WARN L168 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 151 [2018-06-15 04:25:33,289 WARN L168 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 580 DAG size of output: 139 [2018-06-15 04:25:34,232 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:34,762 WARN L168 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 106 [2018-06-15 04:25:35,461 WARN L168 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 136 [2018-06-15 04:25:36,470 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:36,978 WARN L168 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 101 [2018-06-15 04:25:37,499 WARN L168 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 119 [2018-06-15 04:25:38,305 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:38,726 WARN L168 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 115 [2018-06-15 04:25:39,708 WARN L168 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 152 [2018-06-15 04:25:40,492 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:40,882 WARN L168 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 103 [2018-06-15 04:25:41,425 WARN L168 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 124 [2018-06-15 04:25:42,008 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:42,564 WARN L168 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 131 [2018-06-15 04:25:42,921 WARN L168 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 128 [2018-06-15 04:25:43,510 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:44,132 WARN L168 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 202 [2018-06-15 04:25:44,372 WARN L168 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2018-06-15 04:25:45,431 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:46,127 WARN L168 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 119 [2018-06-15 04:25:46,915 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:47,888 WARN L168 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 176 [2018-06-15 04:25:49,183 WARN L168 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 152 [2018-06-15 04:25:49,801 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:50,303 WARN L168 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 109 [2018-06-15 04:25:51,424 WARN L168 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 117 [2018-06-15 04:25:52,391 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:53,133 WARN L168 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 154 [2018-06-15 04:25:54,427 WARN L168 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 127 [2018-06-15 04:25:55,115 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-15 04:25:55,939 WARN L168 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 155 Received shutdown request... [2018-06-15 04:25:56,292 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer has thrown an exception: java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.linearterms.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:84) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:297) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.generateQuantifierInformation(PredicateUnifier.java:1170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.checkTimeout(PredicateUnifier.java:1162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:1067) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:945) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildBackVersionedTreeRunRec(HCSSABuilder.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCSSABuilder.buildTreeRunWithBackVersionedInterpolants(HCSSABuilder.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeChecker.annotateTreeRunWithInterpolants(TreeChecker.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.constructInterpolantAutomaton(TreeAutomizerCEGAR.java:274) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.TreeAutomizerCEGAR.iterate(TreeAutomizerCEGAR.java:206) 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 04:25:56,296 INFO L168 Benchmark]: Toolchain (without parser) took 50096.20 ms. Allocated memory was 303.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 238.4 MB in the beginning and 497.2 MB in the end (delta: -258.8 MB). Peak memory consumption was 828.0 MB. Max. memory is 3.6 GB. [2018-06-15 04:25:56,297 INFO L168 Benchmark]: SmtParser took 0.19 ms. Allocated memory is still 303.0 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-15 04:25:56,297 INFO L168 Benchmark]: TreeAutomizer took 50086.57 ms. Allocated memory was 303.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 237.4 MB in the beginning and 497.2 MB in the end (delta: -259.8 MB). Peak memory consumption was 827.0 MB. Max. memory is 3.6 GB. [2018-06-15 04:25:56,298 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 303.0 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 50086.57 ms. Allocated memory was 303.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 237.4 MB in the beginning and 497.2 MB in the end (delta: -259.8 MB). Peak memory consumption was 827.0 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: not yet implemented, we need term in nnf de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: not yet implemented, we need term in nnf: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.linearterms.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:84) 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.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-15_04-25-56-310.csv Completed graceful shutdown