tests/ui/feature-gates/feature-gate-start.stderr

   1 error[E0658]: `#[start]` functions are experimental and their signature may change over time
   2   --> $DIR/feature-gate-start.rs:2:1
   3    |
   4 LL | fn foo(_: isize, _: *const *const u8) -> isize { 0 }
   5    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   6    |
   7    = note: see issue #29633 <https://github.com/rust-lang/rust/issues/29633> for more information
   8    = help: add `#![feature(start)]` to the crate attributes to enable
   9
  10 error: aborting due to 1 previous error
  11
  12 For more information about this error, try `rustc --explain E0658`.