What are some stuff that Rust isn't good at?

Found a post on r/golang and decided to ask Rust community about the same thing related to Rust.

What are some stuff that Rust isn't good at? Maybe not only in technical aspect but in productivity too. What is your opinion?

Original post on r/golang: https://www.reddit.com/r/golang/comments/12nqs5f/what\_are\_some\_backendrelated\_stuff\_that\_go\_isnt/