warning[E0170]: pattern binding `Foo` is named the same as one of the variants of the type `foo::Foo`
  --> $DIR/lint-uppercase-variables.rs:32:9
   |
LL |         Foo => {}
   |         ^^^ help: to match on the variant, qualify the path: `foo::Foo::Foo`

warning: unused variable: `Foo`
  --> $DIR/lint-uppercase-variables.rs:32:9
   |
LL |         Foo => {}
   |         ^^^ help: consider using `_Foo` instead
   |
note: lint level defined here
  --> $DIR/lint-uppercase-variables.rs:11:9
   |
LL | #![warn(unused)]
   |         ^^^^^^
   = note: #[warn(unused_variables)] implied by #[warn(unused)]

error: structure field `X` should have a snake case name such as `x`
  --> $DIR/lint-uppercase-variables.rs:20:5
   |
LL |     X: usize //~ ERROR structure field `X` should have a snake case name such as `x`
   |     ^^^^^^^^
   |
note: lint level defined here
  --> $DIR/lint-uppercase-variables.rs:13:9
   |
LL | #![deny(non_snake_case)]
   |         ^^^^^^^^^^^^^^

error: variable `Xx` should have a snake case name such as `xx`
  --> $DIR/lint-uppercase-variables.rs:23:9
   |
LL | fn test(Xx: usize) { //~ ERROR variable `Xx` should have a snake case name such as `xx`
   |         ^^

error: variable `Test` should have a snake case name such as `test`
  --> $DIR/lint-uppercase-variables.rs:28:9
   |
LL |     let Test: usize = 0; //~ ERROR variable `Test` should have a snake case name such as `test`
   |         ^^^^

error: variable `Foo` should have a snake case name such as `foo`
  --> $DIR/lint-uppercase-variables.rs:32:9
   |
LL |         Foo => {}
   |         ^^^

error: aborting due to 4 previous errors

For more information about this error, try `rustc --explain E0170`.