Cargo Features

[dependencies]
tokio-hrtime = { version = "0.1.6", default-features = false, features = ["test-hires", "rt", "test"] }
default = rt

The rt feature is set by default whenever tokio-hrtime is added without default-features = false somewhere in the dependency tree.

test-hires = test
rt default

Enables rt of tokio

tokio:

Includes basic task execution capabilities

test test-hires?

Enables rt and rt-multi-thread of tokio

tokio-hrtime has 4 features without comments.