use benevolent union for stream_get_contents() to prevent strict-rule errors
#21939
| Job | Run time |
|---|---|
| 3m 11s | |
| 3m 7s | |
| 3m 13s | |
| 1m 43s | |
| 1m 50s | |
| 3m 17s | |
| 1m 39s | |
| 1m 38s | |
| 1m 56s | |
| 3m 0s | |
| 6m 20s | |
| 2m 2s | |
| 1m 42s | |
| 3m 0s | |
| 12m 56s | |
| 3m 1s | |
| 3m 17s | |
| 56m 52s |