Cargo Features

[dependencies]
twistercore-rpc-json = { version = "0.1.1", default-features = false, features = ["rand"] }
default = rand

The rand feature is set by default whenever twistercore-rpc-json is added without default-features = false somewhere in the dependency tree.

rand default

Enables rand-std of bitcoin

twistercore-rpc-json has 2 features without comments.