setDocumentLocator(locator={columnNumber=1, lineNumber=1})
startDocument()
   startElement(namespaceURI="", localName="doc", qName="doc", atts=[])
      characters(ch="\r\n")
      startElement(namespaceURI="", localName="a", qName="a", atts=[])
      endElement(namespaceURI="", localName="a", qName="a")
      fatalError(exception={columnNumber=4, lineNumber=2, publicId="", systemId="", message="error occurred while parsing element"})