keep a position cache to speed up sibling iteration #230
| Job | Run time |
|---|---|
| 54s | |
| 2m 17s | |
| 53s | |
| 43s | |
| 42s | |
| 38s | |
| 49s | |
| 39s | |
| 35s | |
| 39s | |
| 36s | |
| 39s | |
| 41s | |
| 38s | |
| 40s | |
| 44s | |
| 43s | |
| 39s | |
| 1m 0s | |
| 1m 20s | |
| 36s | |
| 1m 27s | |
| 43s | |
| 1m 21s | |
| 34s | |
| 1m 29s | |
| 47s | |
| 1m 19s | |
| 32s | |
| 1m 41s | |
| 42s | |
| 1m 23s | |
| 34s | |
| 1m 27s | |
| 29s | |
| 1m 47s | |
| 38s | |
| 2m 4s | |
| 32s | |
| 36s | |
| 39s | |
| 36s | |
| 42s | |
| 31s | |
| 39m 38s |