Return None if ticking BT after it finishes.
#83
| Job | Run time |
|---|---|
| 1m 22s | |
| 1m 15s | |
| 2m 37s |
None if ticking BT after it finishes.
#83
| Job | Run time |
|---|---|
| 1m 22s | |
| 1m 15s | |
| 2m 37s |