Sep 20 21:19:21.343 ERRO this task or one of its parent failed!
Sep 20 21:19:21.343 ERRO unable to fetch deps for rust-lang-nursery/polonius
Sep 20 21:19:21.343 ERRO caused by: command `"docker" "start" "-a" "0b7dc36dd7c9cd2c85397387445b566ab656a1b45a7603bddb51ab593801205b"` failed