-root@EuShells->> adduser testing
Adding user `testing'...
Adding new group `testing' (1004).
Adding new user `testing' (1004) with group `testing'.
Creating home directory `/home/testing'.
Copying files from `/etc/skel'
open >/home/testing/./.bashrc: Input/output errorCleaning up.
Removing directory `/home/testing'
Removing user `testing'.
Removing group `testing'.
groupdel: group testing does not exist