Define checkindex with AbstractFill only for AbstractInfUnitRange
#477
| Job | Run time |
|---|---|
| 6s | |
| 16m 55s | |
| 16m 44s | |
| 16m 57s | |
| 17m 2s | |
| 17m 2s | |
| 17m 2s | |
| 1h 41m 48s |