Comment 17 for bug 1574904

With the -proposed version, I'm seeing failures on arm64, apparently due to the new dependency on containerd.

Starting Docker Socket for the API.
Listening on Docker Socket for the API.
Starting Docker Application Container Engine...
time="2016-07-01T15:45:38.219004000Z" level=info msg="New containerd process, pid: 19074\n"
time="2016-07-01T15:45:38Z" level=fatal msg="containerd: epoll wait" error="function not implemented"
[76387.156087] containerd[19079]: syscall 1069
[76387.156096] Code: f94023e4 f94027e5 f9400fe8 d4000001 (b13ffc1f)
[76387.156102] CPU: 34 PID: 19079 Comm: containerd Tainted: P O 4.4.0-29-generic #48
[76387.156105] Hardware name: Default string Default string/Default string, BIOS 5.11 12/12/2012
[76387.156111] task: ffff801f48b0a700 ti: ffff8019ed864000 task.ti: ffff8019ed864000
[76387.156117] PC is at 0x4ed338
[76387.156120] LR is at 0x4ed318
[76387.156123] pc : [<00000000004ed338>] lr : [<00000000004ed318>] pstate: 60000000
[76387.156126] sp : 00000048200687c0
[76387.156130] x29: 0000ffff969fd960 x28: 0000004820001980
[76387.156136] x27: 0000000000e07ef8 x26: 0000000000000000
[76387.156141] x25: 0000ffff9743c6f0 x24: 0000ffff97403000
[76387.156145] x23: 0000000000882608 x22: 0000ffffe67e4baf
[76387.156150] x21: 0000000000000000 x20: 000000000046d970
[76387.156154] x19: 000000000043bf00 x18: 0000000000000a03
[76387.156159] x17: 0000ffff973e6458 x16: 0000004820068eb0
[76387.156163] x15: 0000000000000040 x14: 0000000000000000
[76387.156167] x13: 0000000000000000 x12: 0000000000000008
[76387.156173] x11: 0000000000000000 x10: 0000000000bcaef8
[76387.156186] x9 : 0000004820068fa0 x8 : 000000000000042d
[76387.156198] x7 : 00000000004ed318 x6 : 00000048200687c0
[76387.156203] x5 : 0000000000000000 x4 : 0000000000000000
[76387.156207] x3 : ffffffffffffffff x2 : 0000000000000080
[76387.156212] x1 : 00000048200688b8 x0 : 0000000000000003
[76387.156216]