error[E0277]: the trait bound `isize: Clone2` is not satisfied --> $DIR/impl-bounds-checking.rs:10:6 | LL | trait Getter { | ------ required by this bound in `Getter` ... LL | impl Getter for isize { | ^^^^^^^^^^^^^ the trait `Clone2` is not implemented for `isize` error: aborting due to previous error For more information about this error, try `rustc --explain E0277`.