Rank plots don't save you from symmetric non-stationary chains

[jonah]

@scholz

Could it be a bug in bayesplot that leads to the missing first 500 ranks for the first chain in my asymmetric (2nd) plot? I can share the full code if you’d like.

Should hopefully be fixed by Ensure rank overlay plot starts at 0 even if not all bins present by jgabry · Pull Request #332 · stan-dev/bayesplot · GitHub