error: const parameter `x` should have an upper case name --> $DIR/const-parameter-uppercase-lint.rs:3:15 | LL | fn noop() { | ^ help: convert the identifier to upper case (notice the capitalization): `X` | note: the lint level is defined here --> $DIR/const-parameter-uppercase-lint.rs:1:9 | LL | #![deny(non_upper_case_globals)] | ^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to previous error