java.lang.OutOfMemoryError: GC overhead limit exceeded
   at org.netbeans.modules.css.lib.CommonTokenUtil.getCommonTokenOffsetRange(CommonTokenUtil.java:68)
   at org.netbeans.modules.css.lib.TokenNode.<init>(TokenNode.java:59)
   at org.netbeans.modules.css.lib.NbParseTreeBuilder.consumeToken(NbParseTreeBuilder.java:228)
   at org.antlr.runtime.debug.DebugTokenStream.consume(DebugTokenStream.java:62)
   at org.antlr.runtime.BaseRecognizer.match(BaseRecognizer.java:106)
   at org.netbeans.modules.css.lib.Css3Parser.term(Css3Parser.java:11198)
   at org.netbeans.modules.css.lib.Css3Parser.expression(Css3Parser.java:11015)
   at org.netbeans.modules.css.lib.Css3Parser.propertyValue(Css3Parser.java:10515)
   at org.netbeans.modules.css.lib.Css3Parser.propertyDeclaration(Css3Parser.java:10199)
   at org.netbeans.modules.css.lib.Css3Parser.declaration(Css3Parser.java:7432)
   at org.netbeans.modules.css.lib.Css3Parser.declarations(Css3Parser.java:7179)
   at org.netbeans.modules.css.lib.Css3Parser.rule(Css3Parser.java:7089)
   at org.netbeans.modules.css.lib.Css3Parser.bodyItem(Css3Parser.java:4197)
   at org.netbeans.modules.css.lib.Css3Parser.body(Css3Parser.java:3920)
   at org.netbeans.modules.css.lib.Css3Parser.styleSheet(Css3Parser.java:683)
   at org.netbeans.modules.css.lib.nbparser.CssParser.parse(CssParser.java:117)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callParse(TaskProcessor.java:605)
   at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:236)
   at org.netbeans.modules.parsing.api.ResultIterator.getParserResult(ResultIterator.java:138)
   at org.netbeans.modules.css.indexing.CssFileModel$1.run(CssFileModel.java:100)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:593)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:155)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:139)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:206)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:203)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:203)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:106)
   at org.netbeans.modules.css.indexing.CssFileModel.create(CssFileModel.java:95)
   at org.netbeans.modules.css.refactoring.api.CssRefactoring.findAllOccurances(CssRefactoring.java:110)