Package: xmlstarlet Version: 1.0.1-2 Slightly more info in original bug in SF. https://sourceforge.net/tracker/index.php?func=detail&aid=1722425&group_id=66612&atid=515106
Basically, adding more -N options on command-line will not really result in all extra namespaces being used. The problem is a basic (almost typo) mistake in option-parsing Patch that fixes this can be found here: http://launchpadlibrarian.net/29386719/xmlstarlet_1.0.1-2ubuntu1.debdiff