working_copy: allow load_working_copy() to return error
#1174
| Job | Run time |
|---|---|
| 5m 17s | |
| 5m 11s | |
| 10m 28s |
load_working_copy() to return error
#1174
| Job | Run time |
|---|---|
| 5m 17s | |
| 5m 11s | |
| 10m 28s |