In lastest version of rabbitmqctl the "...done" line has been removed, which is causing errors:
In the rabbitmq provider they currently use:
rabbitmqctl('list_vhosts').split(/\n/)[1..-2]
Before:
The provider needs to be updated to reflect the changes in rabbitmqctl:
rabbitmqctl('list_vhosts').split(/\n/)[1..-1]
Now: