BUILD_TIME is used at run time in 63 crates (of which 21 optionally). It is a direct run-time dependency in 10 crates. It's used at build time in 1 crate (). It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) BUILD_TIME version
15K 22 esp-idf-sys ^0.1
1.6K rusty_vault ^0.1
500 shadowsocks-rust ^0.1
150 redismultiplexer ^0.1.1
inrust ^0.1
re-sol ^0.1.2
rgpsd ^0.1.2
blaze-cli ^0.1
rtx-cli-test ^0.1.2
pabitell-lib optional ^0.1