Use `AtomicUsize` instead of `static mut` that require `unsafe`
Use `AtomicUsize` instead of `static mut` that require `unsafe`

graydon/rust,aidancully/rust,graydon/rust,rust-lang/rustfmt,graydon/rust,graydon/rust,aidancully/rust,studoot/rustfmt,graydon/rust,studoot/rustfmt,SingingTree/rustfmt,rust-lang/rustfmt,Emilgardis/rustfmt,graydon/rust,SingingTree/rustfmt,Emilgardis/rustfmt,flutterhash/rustfmt,aidancully/rust,aidancully/rust,aidancully/rust,aidancully/rust