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/ctigar/nested.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 19:28:59,304 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 19:28:59,306 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 19:28:59,334 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 19:28:59,335 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 19:28:59,336 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 19:28:59,338 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 19:28:59,341 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 19:28:59,344 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 19:28:59,345 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 19:28:59,346 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 19:28:59,346 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 19:28:59,347 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 19:28:59,351 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 19:28:59,351 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 19:28:59,352 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 19:28:59,368 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 19:28:59,370 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 19:28:59,372 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 19:28:59,373 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 19:28:59,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 19:28:59,377 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 19:28:59,380 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 19:28:59,380 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 19:28:59,381 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 19:28:59,382 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 19:28:59,383 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 19:28:59,387 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 19:28:59,388 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 19:28:59,388 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 19:28:59,389 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 19:28:59,397 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 19:28:59,397 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 19:28:59,398 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 19:28:59,399 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 19:28:59,399 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerHopcroftMinimization.epf [2018-06-18 19:28:59,411 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 19:28:59,411 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 19:28:59,414 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-18 19:28:59,415 INFO L133 SettingsManager]: * Type of minimization to use=HOPCROFT [2018-06-18 19:28:59,415 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-18 19:28:59,419 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 19:28:59,420 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 19:28:59,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-18 19:28:59,494 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 19:28:59,500 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-18 19:28:59,502 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-18 19:28:59,502 INFO L276 PluginConnector]: SmtParser initialized [2018-06-18 19:28:59,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested.c.smt2 [2018-06-18 19:28:59,505 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-18 19:28:59,607 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested.c.smt2 unknown [2018-06-18 19:28:59,827 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested.c.smt2 [2018-06-18 19:28:59,839 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-18 19:28:59,845 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-18 19:28:59,846 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-18 19:28:59,846 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-18 19:28:59,850 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-18 19:28:59,852 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 07:28:59" (1/1) ... [2018-06-18 19:28:59,917 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:00,142 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:00,407 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:00,791 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:01,377 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:02,041 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:03,042 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:04,356 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:05,660 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:07,566 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:09,520 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:11,125 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:12,679 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:14,547 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:16,649 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:18,562 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:20,373 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:21,559 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:22,551 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:24,148 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:25,594 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:26,831 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:28,180 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:29,354 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:30,658 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:31,904 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:33,043 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:34,200 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:36,100 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:37,226 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:38,787 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:40,961 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:42,621 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:44,124 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:45,746 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:47,355 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:49,372 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:51,066 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:52,296 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:53,967 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:55,271 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:56,734 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:58,062 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 19:29:59,154 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 19:29:59,528 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 19:29:59,534 INFO L168 Benchmark]: Toolchain (without parser) took 59695.03 ms. Allocated memory was 316.7 MB in the beginning and 858.8 MB in the end (delta: 542.1 MB). Free memory was 275.0 MB in the beginning and 627.5 MB in the end (delta: -352.6 MB). Peak memory consumption was 635.9 MB. Max. memory is 3.6 GB. [2018-06-18 19:29:59,536 INFO L168 Benchmark]: SmtParser took 0.20 ms. Allocated memory is still 316.7 MB. Free memory is still 282.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 19:29:59,537 INFO L168 Benchmark]: TreeAutomizer took 59686.03 ms. Allocated memory was 316.7 MB in the beginning and 858.8 MB in the end (delta: 542.1 MB). Free memory was 275.0 MB in the beginning and 627.5 MB in the end (delta: -352.6 MB). Peak memory consumption was 635.9 MB. Max. memory is 3.6 GB. [2018-06-18 19:29:59,540 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.20 ms. Allocated memory is still 316.7 MB. Free memory is still 282.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 59686.03 ms. Allocated memory was 316.7 MB in the beginning and 858.8 MB in the end (delta: 542.1 MB). Free memory was 275.0 MB in the beginning and 627.5 MB in the end (delta: -352.6 MB). Peak memory consumption was 635.9 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term has no sort de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term has no sort: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$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/nested.c.smt2_TreeAutomizerHopcroftMinimization.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-18_19-29-59-549.csv Completed graceful shutdown