Static rustc::lint::builtin::UNREACHABLE_PATTERNS

pub static UNREACHABLE_PATTERNS: &Lint = &::lint::Lint{name: "UNREACHABLE_PATTERNS",
              default_level: ::lint::Warn,
              desc: "detects unreachable patterns",}

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?