stats_alloc is used at run time in 2 crates (of which 1 optionally). It's used only as a dev dependency in 13 crates.

Depender (with downloads and own rev deps) stats_alloc version
300 casper-node ^0.1.8
110 xous-kernel optional ^0.1.8
1.8M 251 lru dev 0.1.*
6.0K 4 vec-collections dev ^0.1.8
4.2K 7 tinyset dev ^0.1.8
1.6K 2 nom-packrat dev ^0.1
1.5K caches dev 0.1.*
500 abin dev >=0.1
1 zw-fast-quantile dev ^0.1.8
microrm dev ^0.1.10
hobo dev ^0.1
1 aptos-fuzzer dev ^0.1.8
hobo_core dev ^0.1
hashicorp-lru dev 0.1.*
solana_libra_fuzzer dev ^0.1.8