serde_millis is used at run time in 6 crates. It is a direct run-time dependency in 5 crates.

Depender (with downloads and own rev deps) serde_millis version
130 simln-lib ^0.1.1
100 span ^0.1.1
texlab ^0.1.1
1 tk-cantal ^0.1.1
aspotify ^0.1.1