error[E0586]: inclusive range with no end
  --> $DIR/impossible_range.rs:20:8
   |
LL |     ..=; //~ERROR inclusive range with no end
   |        ^
   |
   = help: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)

error[E0586]: inclusive range with no end
  --> $DIR/impossible_range.rs:27:9
   |
LL |     0..=; //~ERROR inclusive range with no end
   |         ^
   |
   = help: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)

error: aborting due to 2 previous errors

If you want more information on this error, try using "rustc --explain E0586"