gh-142734: fix UAF in OrderedDict.copy with concurrent mutations by __getitem__
#178438
| Job | Run time |
|---|---|
| 11s | |
| 4m 49s | |
| 2m 51s | |
| 18m 40s | |
| 20m 34s | |
| 30s | |
| 3m 1s | |
| 3m 4s | |
| 3m 7s | |
| 2m 54s | |
| 3m 21s | |
| 12m 20s | |
| 3m 3s | |
| 4m 7s | |
| 2m 52s | |
| 0s | |
| 9m 5s | |
| 0s | |
| 4m 26s | |
| 10m 8s | |
| 16m 23s | |
| 16m 40s | |
| 8m 55s | |
| 17m 58s | |
| 10m 53s | |
| 13m 40s | |
| 17m 2s | |
| 24m 44s | |
| 19m 22s | |
| 12m 19s | |
| 19m 23s | |
| 12m 37s | |
| 21m 21s | |
| 25m 1s | |
| 16m 34s | |
| 1m 56s | |
| 1m 36s | |
| 5m 8s | |
| 2s | |
| 6h 10m 37s |