error: all variables in condition are immutable. This might lead to infinite loops.
 --> $DIR/infinite_loop.rs:9:11
  |
9 |     while y < 10 {
  |           ^^^^^^
  |
  = note: `-D while-immutable-condition` implied by `-D warnings`

error: all variables in condition are immutable. This might lead to infinite loops.
  --> $DIR/infinite_loop.rs:14:11
   |
14 |     while y < 10 && x < 3 {
   |           ^^^^^^^^^^^^^^^

error: all variables in condition are immutable. This might lead to infinite loops.
  --> $DIR/infinite_loop.rs:19:11
   |
19 |     while !cond {
   |           ^^^^^

error: aborting due to 3 previous errors