flakes: ensure that flake packages don't throw during construction
#1625
| Job | Run time |
|---|---|
| 2m 10s | |
| 1m 37s | |
| 1m 35s | |
| 19s | |
| 1m 51s | |
| 7s | |
| 7m 39s |
packages don't throw during construction
#1625
| Job | Run time |
|---|---|
| 2m 10s | |
| 1m 37s | |
| 1m 35s | |
| 19s | |
| 1m 51s | |
| 7s | |
| 7m 39s |