MRG: panic when FSStorage::load_sig encounters more than one Signature in a JSON record
#7368
| Job | Run time |
|---|---|
| 10m 34s | |
| 8m 53s | |
| 10m 37s | |
| 6m 7s | |
| 5m 35s | |
| 6m 43s | |
| 48m 29s |