Time out docker load after 10 minutes, kill after 12 due to CI hangs.
Time out docker load after 10 minutes, kill after 12 due to CI hangs.

graydon/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust