error[E0106]: missing lifetime specifier --> $DIR/regions-in-structs-anon.rs:4:8 | LL | x: &isize | ^ expected named lifetime parameter | help: consider introducing a named lifetime parameter | LL ~ struct Foo<'a> { LL ~ x: &'a isize | error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0106`.