The following packages will be upgraded:
  ubuntu-advantage-tools
1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 8,820 B of archives.
After this operation, 7,168 B of additional disk space will be used.
Do you want to continue? [Y/n] 
Get:1 http://ppa.launchpad.net/ahasenack/ubuntu-advantage-tools-devel/ubuntu/ trusty/main ubuntu-advantage-tools all 9+54+git.0e03f5d~ubuntu14.04.1 [8,820 B]
Fetched 8,820 B in 0s (16.5 kB/s)           
(Reading database ... 56538 files and directories currently installed.)
Preparing to unpack .../ubuntu-advantage-tools_9+54+git.0e03f5d~ubuntu14.04.1_all.deb ...
Unpacking ubuntu-advantage-tools (9+54+git.0e03f5d~ubuntu14.04.1) over (2) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Setting up ubuntu-advantage-tools (9+54+git.0e03f5d~ubuntu14.04.1) ...
Installing new version of config file /etc/update-motd.d/99-esm ...
ubuntu@15-89:~$ ubuntu-advantage status
livepatch: disabled

esm: disabled (not available)
ubuntu@15-89:~$ sudo ubuntu-advantage enable-livepatch <redacted>
sudo: unable to resolve host 15-89
Installing missing dependency snapd...  <--- this is where it would get stuck waiting for user input
Installing the canonical-livepatch snap.
This may take a few minutes depending on your bandwidth.
canonical-livepatch 7 from 'canonical' installed

Your currently running kernel (3.13.0-129-generic) is too old to
support snaps. Version 4.4.0 or higher is needed.

Please reboot your system into a supported kernel version
and run the following command one more time to complete the
installation:

sudo ubuntu-advantage enable-livepatch <redacted>