Cargo Features

[dependencies]
librsync = { version = "0.2.3", default-features = false, features = ["lints", "nightly", "unstable", "log"] }
default = log

forward logs to log crate, or disable them

lints unstable? = clippy, nightly
nightly lints? unstable?

for building with nightly and unstable features

unstable = lints, nightly

for building with travis-cargo

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.

clippy lints?
log default