warning: the `main` function of this doctest won't be run as it contains expressions at the top level, meaning that the whole doctest code will be wrapped in a function
  --> $DIR/main-alongside-stmts.rs:17:1
   |
17 | //! ```
   | ^^^^^^^

warning: the `main` function of this doctest won't be run as it contains expressions at the top level, meaning that the whole doctest code will be wrapped in a function
  --> $DIR/main-alongside-stmts.rs:26:1
   |
26 | //! ```
   | ^^^^^^^

warning: 2 warnings emitted