Cargo Features

pilka_lib has no features set by default.

[dependencies]
pilka_lib = { version = "0.5.0", features = ["dynamic"] }
dynamic = pilka_dyn

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.

pilka_dyn dynamic?