fix WrappedArray.index not including the last item in the array
#161
| Job | Run time |
|---|---|
| 12s | |
| 13m 5s | |
| 3m 12s | |
| 5m 20s | |
| 6m 23s | |
| 4m 12s | |
| 5m 50s | |
| 8m 28s | |
| 10s | |
| 1m 46s | |
| 2m 56s | |
| 1m 49s | |
| 6s | |
| 4m 16s | |
| 3s | |
| 3m 27s | |
| 1h 1m 15s |