couchbase-cli node-init doesn't show successful output

root@ip-10-198-73-159:~# /opt/couchbase/bin/couchbase-cli node-init -c localhost:8091 -u Administrator -p password --node-init-data-path=/mnt/ephemeral/data/ --node-init-index-path=/mnt/ephemeral/index
root@ip-10-198-73-159:~#

It does show an error when the command cannot be executed, but it would probably be helpful to show success as well. I believe other commands return success but I haven't checked others yet.