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/TreeAutomizerStandardSettings.epf -i /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested8.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1792c6b [2018-06-14 22:43:11,655 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-14 22:43:11,657 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-14 22:43:11,675 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-14 22:43:11,675 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-14 22:43:11,676 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-14 22:43:11,677 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-14 22:43:11,679 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-14 22:43:11,681 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-14 22:43:11,682 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-14 22:43:11,683 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-14 22:43:11,684 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-14 22:43:11,685 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-14 22:43:11,689 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-14 22:43:11,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-14 22:43:11,691 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-14 22:43:11,692 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-14 22:43:11,701 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-14 22:43:11,703 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-14 22:43:11,704 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-14 22:43:11,705 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-14 22:43:11,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-14 22:43:11,708 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-14 22:43:11,708 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-14 22:43:11,709 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-14 22:43:11,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-14 22:43:11,710 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-14 22:43:11,711 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-14 22:43:11,712 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-14 22:43:11,712 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-14 22:43:11,713 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-14 22:43:11,714 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-14 22:43:11,714 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-14 22:43:11,715 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-14 22:43:11,715 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-14 22:43:11,715 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/TreeAutomizer/TreeAutomizerStandardSettings.epf [2018-06-14 22:43:11,723 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-14 22:43:11,723 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-14 22:43:11,725 INFO L131 SettingsManager]: Preferences of TreeAutomizer differ from their defaults: [2018-06-14 22:43:11,725 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-06-14 22:43:11,726 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-14 22:43:11,726 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-14 22:43:11,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-06-14 22:43:11,800 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-14 22:43:11,805 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-06-14 22:43:11,807 INFO L271 PluginConnector]: Initializing SmtParser... [2018-06-14 22:43:11,807 INFO L276 PluginConnector]: SmtParser initialized [2018-06-14 22:43:11,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested8.c.smt2 [2018-06-14 22:43:11,809 INFO L200 SmtParser]: Parsing .smt2 file as a set of Horn Clauses [2018-06-14 22:43:11,906 INFO L224 SmtParser]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested8.c.smt2 unknown [2018-06-14 22:43:12,184 INFO L238 SmtParser]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/nested8.c.smt2 [2018-06-14 22:43:12,198 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-06-14 22:43:12,207 INFO L131 ToolchainWalker]: Walking toolchain with 1 elements. [2018-06-14 22:43:12,208 INFO L113 PluginConnector]: ------------------------TreeAutomizer---------------------------- [2018-06-14 22:43:12,208 INFO L271 PluginConnector]: Initializing TreeAutomizer... [2018-06-14 22:43:12,212 INFO L276 PluginConnector]: TreeAutomizer initialized [2018-06-14 22:43:12,214 INFO L185 PluginConnector]: Executing the observer TreeAutomizerObserver from plugin TreeAutomizer for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 14.06 10:43:12" (1/1) ... [2018-06-14 22:43:12,275 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:12,541 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:12,852 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:13,448 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:14,041 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:14,739 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:15,786 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:17,076 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:18,975 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:22,154 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:24,721 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:27,137 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:29,937 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:32,636 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:35,150 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:36,791 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:38,470 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:40,256 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:41,837 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:43,520 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:45,273 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:47,012 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:48,514 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:49,955 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:51,947 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:54,447 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:43:57,768 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-14 22:44:01,710 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-06-14 22:44:03,464 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer has thrown an exception: java.lang.UnsupportedOperationException: Auxiliary term must not be contained in any collection at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.hashCode(SmtFreePredicateFactory.java:126) at java.util.HashMap.hash(HashMap.java:338) at java.util.HashMap.containsKey(HashMap.java:595) at java.util.HashSet.contains(HashSet.java:203) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.recursiveAndOrSimplificationHelper(SmtUtils.java:1062) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.andWithExtendedLocalSimplification(SmtUtils.java:923) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.and(SmtUtils.java:890) at de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer.graph.HCStateFactory.implicationStatement(HCStateFactory.java:222) 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) [2018-06-14 22:44:03,469 INFO L168 Benchmark]: Toolchain (without parser) took 51270.89 ms. Allocated memory was 304.1 MB in the beginning and 1.1 GB in the end (delta: 772.8 MB). Free memory was 260.4 MB in the beginning and 221.0 MB in the end (delta: 39.4 MB). Peak memory consumption was 865.2 MB. Max. memory is 3.6 GB. [2018-06-14 22:44:03,471 INFO L168 Benchmark]: SmtParser took 0.17 ms. Allocated memory is still 304.1 MB. Free memory is still 271.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-14 22:44:03,472 INFO L168 Benchmark]: TreeAutomizer took 51260.65 ms. Allocated memory was 304.1 MB in the beginning and 1.1 GB in the end (delta: 772.8 MB). Free memory was 260.4 MB in the beginning and 221.0 MB in the end (delta: 39.4 MB). Peak memory consumption was 865.2 MB. Max. memory is 3.6 GB. [2018-06-14 22:44:03,475 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.17 ms. Allocated memory is still 304.1 MB. Free memory is still 271.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * TreeAutomizer took 51260.65 ms. Allocated memory was 304.1 MB in the beginning and 1.1 GB in the end (delta: 772.8 MB). Free memory was 260.4 MB in the beginning and 221.0 MB in the end (delta: 39.4 MB). Peak memory consumption was 865.2 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term must not be contained in any collection de.uni_freiburg.informatik.ultimate.plugins.generator.treeautomizer: UnsupportedOperationException: Auxiliary term must not be contained in any collection: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.hashCode(SmtFreePredicateFactory.java:126) 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/nested8.c.smt2_TreeAutomizerStandardSettings.epf_TreeAutomizer.xml/Csv-Benchmark-0-2018-06-14_22-44-03-492.csv Completed graceful shutdown