It's used only as a dev dependency in 8 crates.

Depender (with downloads and own rev deps) Laboratory version
4 sylvia-iot-auth dev ^2.0.0
3 sylvia-iot-broker dev ^2.0.0
6 sylvia-iot-corelib dev ^2.0.0
sylvia-iot-sdk dev ^2.0.0
2 sylvia-iot-coremgr dev ^2.0.0
4 general-mq dev ^2.0.0
sylvia-iot-data dev ^2.0.0
sylvia-iot-coremgr-cli dev ^2.0.0