Fix misuses of CopyOnWriteArrayList (#4247)
#1810
| Job | Run time |
|---|---|
| 6s | |
| 3m 42s | |
| 5s | |
| 12s | |
| 4m 5s |
CopyOnWriteArrayList (#4247)
#1810
| Job | Run time |
|---|---|
| 6s | |
| 3m 42s | |
| 5s | |
| 12s | |
| 4m 5s |