try to avoid #[repr(packed)] when align is needed
#1880
| Job | Run time |
|---|---|
| 31s | |
| 3m 32s | |
| 19s | |
| 17s | |
| 16s | |
| 35s | |
| 14s | |
| 1m 52s | |
| 54s | |
| 2m 28s | |
| 1m 44s | |
| 1m 55s | |
| 2m 29s | |
| 2m 13s | |
| 2m 45s | |
| 2m 55s | |
| 2m 16s | |
| 2m 42s | |
| 2m 34s | |
| 3m 36s | |
| 2m 44s | |
| 3m 15s | |
| 3m 2s | |
| 3m 6s | |
| 3m 0s | |
| 1m 48s | |
| 2m 25s | |
| 55m 27s |