error[E0586]: inclusive range with no end
  --> $DIR/range_inclusive.rs:4:19
   |
LL |     for _ in 1..= {}
   |                   ^
   |
   = help: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)

error: aborting due to previous error

For more information about this error, try `rustc --explain E0586`.