error[E0428]: the name `orange` is defined multiple times --> $DIR/duplicate-methods.rs:3:5 | LL | fn orange(&self); | ----------------- previous definition of the value `orange` here LL | fn orange(&self); | ^^^^^^^^^^^^^^^^^ `orange` redefined here | = note: `orange` must be defined only once in the value namespace of this trait error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0428`.