Detach new_covar_cache to enable JIT tracing of models after fantasization
#664
| Job | Run time |
|---|---|
| 5m 25s | |
| 3m 15s | |
| 34s | |
| 2m 51s | |
| 2m 16s | |
| 1m 38s | |
| 15m 59s |