error[E0308]: mismatched types --> $DIR/format-borrow.rs:2:21 | LL | let a: String = &String::from("a"); | ------ ^^^^^^^^^^^^^^^^^^ expected struct `String`, found `&String` | | | expected due to this | help: consider removing the borrow | LL - let a: String = &String::from("a"); LL + let a: String = String::from("a"); | help: alternatively, consider changing the type annotation | LL | let a: &String = &String::from("a"); | + error[E0308]: mismatched types --> $DIR/format-borrow.rs:4:21 | LL | let b: String = &format!("b"); | ------ ^^^^^^^^^^^^^ expected struct `String`, found `&String` | | | expected due to this | help: consider removing the borrow | LL - let b: String = &format!("b"); LL + let b: String = format!("b"); | help: alternatively, consider changing the type annotation | LL | let b: &String = &format!("b"); | + error[E0308]: mismatched types --> $DIR/format-borrow.rs:6:21 | LL | let c: String = &mut format!("c"); | ------ ^^^^^^^^^^^^^^^^^ expected struct `String`, found `&mut String` | | | expected due to this | help: consider removing the borrow | LL - let c: String = &mut format!("c"); LL + let c: String = format!("c"); | help: alternatively, consider changing the type annotation | LL | let c: &mut String = &mut format!("c"); | ++++ error[E0308]: mismatched types --> $DIR/format-borrow.rs:8:21 | LL | let d: String = &mut (format!("d")); | ------ ^^^^^^^^^^^^^^^^^^^ expected struct `String`, found `&mut String` | | | expected due to this | help: consider removing the borrow | LL - let d: String = &mut (format!("d")); LL + let d: String = format!("d")); | help: alternatively, consider changing the type annotation | LL | let d: &mut String = &mut (format!("d")); | ++++ error: aborting due to 4 previous errors For more information about this error, try `rustc --explain E0308`.