compile dies with the following while updating from svn:

java.lang.OutOfMemoryError: Java heap space
at com.sun.xml.internal.stream.Entity$ScannedEntity.(Entity.java:424)
at
com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity(XMLEntityManager.java:869)
at
com.sun.org.apache.xerces.internal.impl.XMLVersionDetector.determineDocVersion(XMLVersionDetector.java:186)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:771)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:107)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1132)
at
com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:533)
at org.apache.commons.jelly.parser.XMLParser.parse(XMLParser.java:312)
at org.apache.commons.jelly.JellyContext.compileScript(JellyContext.java:521)
at
org.kohsuke.stapler.jelly.CustomTagLibrary.loadJellyScript(CustomTagLibrary.java:123)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:97)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:89)
at
org.kohsuke.stapler.jelly.CustomTagLibrary.createTagScript(CustomTagLibrary.java:51)
at org.apache.commons.jelly.parser.XMLParser.createTag(XMLParser.java:1008)
at org.apache.commons.jelly.parser.XMLParser.startElement(XMLParser.java:597)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:501)
at
com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:400)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2740)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:647)
at
com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:508)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:807)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:107)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1132)
at
com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:533)
at org.apache.commons.jelly.parser.XMLParser.parse(XMLParser.java:312)
at org.apache.commons.jelly.JellyContext.compileScript(JellyContext.java:521)
at
org.kohsuke.stapler.jelly.CustomTagLibrary.loadJellyScript(CustomTagLibrary.java:123)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:97)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:89)