Increase defalt chalk overflow depth to match max solver size
TBC:
- #12279: ok above 480
- ~~#12182~~
- ~~#12095~~
- #11902: ok above 350
- ~~#11668~~
- #11370: ok above 450
- #9754: probably ok above 250 (!), and the code in cause and branch are gone
Closes#12279Closes#11902Closes#11370Closes#9754