GUAC-236: Do not create output file until after everything has been validated.
GUAC-236: Do not create output file until after everything has been validated.

flangelo/guacamole-server,apache/guacamole-server,mike-jumper/incubator-guacamole-server,apache/guacamole-server,flangelo/guacamole-server,mike-jumper/incubator-guacamole-server,glyptodon/guacamole-server,flangelo/guacamole-server,glyptodon/guacamole-server,flangelo/guacamole-server,glyptodon/guacamole-server,mike-jumper/incubator-guacamole-server,apache/guacamole-server,mike-jumper/incubator-guacamole-server