alloc-traits is used at run time in 42 crates (of which 17 optionally). It is a direct run-time dependency in 2 crates. It's used only as a dev dependency in 4 crates.

Depender (with downloads and own rev deps) alloc-traits version
37K 4 without-alloc ^0.1.0
29K 12 static-alloc ^0.1.0