Test suite failing on lxc

[LK4D4]

Is this possible to detect which execdriver used by daemon and skip some tests?
ping @shin-
https://jenkins.dockerproject.com/job/Docker%20Master%20(lxc)/label=ubuntu-aufs-lxc/85/console

[shin-]

Is that recent? Probably needs a rebase, I fixed it 2 weeks ago

[LK4D4]

@shin- Wow, thanks so much.