Constant rustc::hir::lowering::HIR_ID_COUNTER_LOCKED

const HIR_ID_COUNTER_LOCKED: u32 = 4294967295

🔬 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?