| stretch tree of depth 16 check: -1 | |
| 65536 trees of depth 4 check: -65536 | |
| 16384 trees of depth 6 check: -16384 | |
| 4096 trees of depth 8 check: -4096 | |
| 1024 trees of depth 10 check: -1024 | |
| 256 trees of depth 12 check: -256 | |
| 64 trees of depth 14 check: -64 | |
| long lived tree of depth 15 check: -1 |