<hr /><i>drh added on 2012-08-08 12:35:16 UTC:</i><br />
Nothing needs to be freed here.  Remember that an instance of Fossil runs
a single command the exits.  We don't need to worry about leaking a few
bytes of memory associated with a ticket field.  The OS will clean it up
for us.

The simplest and safest fix is to simply omit the free() call.