Cargo Features

tracing-distributed has no features set by default.

[dependencies]
tracing-distributed = { version = "0.4.0", features = ["use_parking_lot"] }
use_parking_lot = parking_lot

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

parking_lot use_parking_lot?

Enables parking_lot ^0.11