When updating a list in the middle of a scroll, animated list does not render all elements. Everything works as expected if the list is updated while scroll position is in the beginning of the list.

Steps to Reproduce

https://dartpad.dev/5ea587e079e7a05f4954cfd680e3f71c

1. Scroll to middle/end of list.
2. Press 'Show' to unhide elements
3. Scroll up, list breaks, doesn't show all elements

Expected results: List should load all elements

Actual results: List stops loading at random.