Return valid result even when tileset fails to load. #2123
| Job | Run time |
|---|---|
| 26s | |
| 6s | |
| 37m 20s | |
| 25m 53s | |
| 28m 57s | |
| 1h 16m 28s | |
| 1h 48m 19s | |
| 1h 22m 50s | |
| 34m 6s | |
| 31m 44s | |
| 37m 54s | |
| 35m 34s | |
| 40m 18s | |
| 40m 13s | |
| 12m 36s | |
| 9m 39s | |
| 10m 32s | |
| 2m 38s | |
| 19m 42s | |
| 2m 50s | |
| 18m 52s | |
| 2m 51s | |
| 17m 58s | |
| 11h 17m 46s |