error: expected boolean literal
 --> $DIR/invalid_option_value.rs:5:38
  |
5 | #[template(path = "foo.stpl", rm_whitespace = 1)]
  |                                               ^

error[E0599]: no method named `render_once` found for struct `InvalidOptionValue` in the current scope
  --> $DIR/invalid_option_value.rs:11:69
   |
6  | struct InvalidOptionValue {
   | ------------------------- method `render_once` not found for this
...
11 |     println!("{}", InvalidOptionValue { name: "Hanako".to_owned() }.render_once().unwrap());
   |                                                                     ^^^^^^^^^^^ method not found in `InvalidOptionValue`
   |
   = help: items from traits can only be used if the trait is implemented and in scope
   = note: the following trait defines an item `render_once`, perhaps you need to implement it:
           candidate #1: `RenderOnce`

warning: unused import: `sailfish::RenderOnce`
 --> $DIR/invalid_option_value.rs:1:5
  |
1 | use sailfish::RenderOnce;
  |     ^^^^^^^^^^^^^^^^^^^^
  |
  = note: `#[warn(unused_imports)]` on by default