error[E0408]: variable `x` is not bound in all patterns
  --> $DIR/inner-or-pat.rs:53:37
   |
LL |         (x @ "red" | (x @ "blue" |  "red")) => {
   |                       -             ^^^^^ pattern doesn't bind `x`
   |                       |
   |                       variable not in all patterns

error: aborting due to previous error

For more information about this error, try `rustc --explain E0408`.