Remove extra boxing around Unpin requirement and fix fused future usage
#3144
| Job | Run time |
|---|---|
| 46s | |
| 16m 36s | |
| 4m 47s | |
| 6m 29s | |
| 22m 21s | |
| 8m 26s | |
| 26m 32s | |
| 15m 55s | |
| 1h 41m 52s |