service-async is used at run time in 6 crates.

Depender (with downloads and own rev deps) service-async version
650 1 monoio-transports ^0.2.0
600 4 monoio-http ^0.2.0
110 2 monolake-core ^0.2.3
100 monolake ^0.2.3
100 1 monolake-services ^0.2.3
monoio-http-client ^0.2.0