src/doc/book/listings/ch05-using-structs-to-structure-related-data/no-listing-02-reference-in-struct/output.txt

$ cargo run
   Compiling structs v0.1.0 (file:///projects/structs)
error[E0106]: missing lifetime specifier
 --> src/main.rs:2:15
  |
2 |     username: &str,
  |               ^ expected named lifetime parameter
  |
help: consider introducing a named lifetime parameter
  |
1 | struct User<'a> {
2 |     username: &'a str,
  |

error[E0106]: missing lifetime specifier
 --> src/main.rs:3:12
  |
3 |     email: &str,
  |            ^ expected named lifetime parameter
  |
help: consider introducing a named lifetime parameter
  |
1 | struct User<'a> {
2 |     username: &str,
3 |     email: &'a str,
  |

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0106`.
error: could not compile `structs`

To learn more, run the command again with --verbose.