java.lang.OutOfMemoryError: Java heap space
   at org.jruby.util.ByteList.grow(ByteList.java:635)
   at org.jruby.util.ByteList.append(ByteList.java:248)
   at org.jvyamlb.ScannerImpl.scanTagUri(ScannerImpl.java:860)
   at org.jvyamlb.ScannerImpl.scanTag(ScannerImpl.java:845)
   at org.jvyamlb.ScannerImpl.fetchTag(ScannerImpl.java:787)
   at org.jvyamlb.ScannerImpl.fetchMoreTokens(ScannerImpl.java:560)
   at org.jvyamlb.ScannerImpl.peekToken(ScannerImpl.java:440)
   at org.jvyamlb.ScannerImpl.peekToken(ScannerImpl.java:446)
   at org.jvyamlb.ParserImpl$ProductionEnvironment.produce(ParserImpl.java:487)
   at org.jvyamlb.PositioningParserImpl$PositioningProductionEnvironment.produce(PositioningParserImpl.java:143)
   at org.jvyamlb.ParserImpl.parseStreamNext(ParserImpl.java:834)
   at org.jvyamlb.ParserImpl.peekEvent(ParserImpl.java:781)
   at org.jvyamlb.ComposerImpl.composeNode(ComposerImpl.java:111)
   at org.jvyamlb.ComposerImpl.composeNode(ComposerImpl.java:167)
   at org.jvyamlb.ComposerImpl.composeNode(ComposerImpl.java:167)
   at org.jvyamlb.ComposerImpl.composeDocument(ComposerImpl.java:78)
   at org.jvyamlb.ComposerImpl.getNode(ComposerImpl.java:54)
   at org.jvyamlb.ComposerImpl$NodeIterator.next(ComposerImpl.java:59)
   at org.netbeans.modules.languages.yaml.YamlParser.parse(YamlParser.java:232)
   at org.netbeans.modules.languages.yaml.YamlParser.parse(YamlParser.java:348)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callParse(TaskProcessor.java:610)
   at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:245)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:733)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)