Make sure c extension downloads are actually cached. #7614
| Job | Run time |
|---|---|
| 5s | |
| 13m 59s | |
| 12m 41s | |
| 14m 2s | |
| 19m 28s | |
| 13m 2s | |
| 22m 32s | |
| 12m 54s | |
| 28m 58s | |
| 13m 34s | |
| 26m 27s | |
| 2h 57m 42s |
| Job | Run time |
|---|---|
| 5s | |
| 13m 59s | |
| 12m 41s | |
| 14m 2s | |
| 19m 28s | |
| 13m 2s | |
| 22m 32s | |
| 12m 54s | |
| 28m 58s | |
| 13m 34s | |
| 26m 27s | |
| 2h 57m 42s |