src/test/ui/error-codes/E0297.stderr

   1 error[E0005]: refutable pattern in `for` loop binding: `None` not covered
   2   --> $DIR/E0297.rs:4:9
   3    |
   4 LL |     for Some(x) in xs {}
   5    |         ^^^^^^^ pattern `None` not covered
   6    |
   7   ::: $SRC_DIR/core/src/option.rs:LL:COL
   8    |
   9 LL |     None,
  10    |     ---- not covered
  11    |
  12    = note: the matched value is of type `Option<i32>`
  13
  14 error: aborting due to previous error
  15
  16 For more information about this error, try `rustc --explain E0005`.