Make DCE mandatory and run it much earlier (even per-crate, shrinking .rlibs).
#788
| Job | Run time |
|---|---|
| 8m 32s | |
| 16m 12s | |
| 8m 14s | |
| 9m 43s | |
| 8m 14s | |
| 13m 21s | |
| 6m 49s | |
| 1m 4s | |
| 5m 41s | |
| 11m 42s | |
| 22m 12s | |
| 15m 15s | |
| 4s | |
| 2h 7m 3s |