Cargo Features

[dependencies]
slice_queue = { version = "0.3.2", default-features = false, features = ["deref", "unsafe_fast_code"] }
default = deref, unsafe_fast_code

These default features are set whenever slice_queue is added without default-features = false somewhere in the dependency tree.

deref default
unsafe_fast_code default

SliceQueue has 3 features without comments.