Fix Rust panics in exception::catch, and make it safe
#3108
| Job | Run time |
|---|---|
| 50s | |
| 2m 25s | |
| 11s | |
| 2m 33s | |
| 2m 15s | |
| 1m 25s | |
| 28s | |
| 26s | |
| 1m 19s | |
| 55s | |
| 0s | |
| 49s | |
| 0s | |
| 25s | |
| 59s | |
| 0s | |
| 1m 11s | |
| 41s | |
| 58s | |
| 1m 15s | |
| 19m 5s |