Add low-level HashTable API
#597
| Job | Run time |
|---|---|
| 2m 2s | |
| 39s | |
| 1s | |
| 7m 32s | |
| 5m 12s | |
| 8m 21s | |
| 4m 1s | |
| 8m 16s | |
| 4m 25s | |
| 8m 58s | |
| 5m 25s | |
| 8m 12s | |
| 5m 4s | |
| 4m 47s | |
| 1m 50s | |
| 7m 59s | |
| 7m 12s | |
| 9m 24s | |
| 9m 58s | |
| 12m 11s | |
| 13m 29s | |
| 3m 58s | |
| 4m 3s | |
| 0s | |
| 0s | |
| 2h 22m 59s |