Close hsStreams automatically in destructors
#2252
| Job | Run time |
|---|---|
| 2s | |
| 8m 56s | |
| 11m 49s | |
| 9m 43s | |
| 14m 25s | |
| 17m 53s | |
| 18m 10s | |
| 15m 39s | |
| 13m 38s | |
| 17m 46s | |
| 16m 6s | |
| 14m 7s | |
| 17m 57s | |
| 0s | |
| 2h 56m 11s |