Remove remaining uses of extern crate.
#482
| Job | Run time |
|---|---|
| 21s | |
| 2m 22s | |
| 5s | |
| 2m 15s | |
| 2m 38s | |
| 7m 41s |
extern crate.
#482
| Job | Run time |
|---|---|
| 21s | |
| 2m 22s | |
| 5s | |
| 2m 15s | |
| 2m 38s | |
| 7m 41s |