Enable save_metric=1 and sources MCMC metric info from new JSON file
#1242
| Job | Run time |
|---|---|
| 3s | |
| 1m 38s | |
| 1m 26s | |
| 1m 40s | |
| 1m 39s | |
| 1m 39s | |
| 1m 36s | |
| 1m 25s | |
| 1m 33s | |
| 1m 35s | |
| 1m 29s | |
| 1m 18s | |
| 1m 32s | |
| 1m 28s | |
| 1m 27s | |
| 1m 29s | |
| 22m 57s |