error[E0034]: multiple applicable items in scope --> $DIR/issue-3702-2.rs:16:14 | LL | self.to_int() + other.to_int() | ^^^^^^ multiple `to_int` found | note: candidate #1 is defined in an impl of the trait `ToPrimitive` for the type `isize` --> $DIR/issue-3702-2.rs:2:5 | LL | fn to_int(&self) -> isize { 0 } | ^^^^^^^^^^^^^^^^^^^^^^^^^ note: candidate #2 is defined in an impl of the trait `Add` for the type `isize` --> $DIR/issue-3702-2.rs:14:5 | LL | fn to_int(&self) -> isize { *self } | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function for candidate #1 | LL | ToPrimitive::to_int(&self) + other.to_int() | ~~~~~~~~~~~~~~~~~~~~~~~~~~ help: disambiguate the associated function for candidate #2 | LL | Add::to_int(&self) + other.to_int() | ~~~~~~~~~~~~~~~~~~ error: aborting due to previous error For more information about this error, try `rustc --explain E0034`.