trait A { type Type; const CONST: usize; fn foo(&self); } trait B { type Type; const CONST: usize; fn foo(&self); } struct S; impl A for S { type Type = (); const CONST: usize = 1; //~ NOTE candidate #1 fn foo(&self) {} //~ NOTE candidate #1 } impl B for S { type Type = (); const CONST: usize = 2; //~ NOTE candidate #2 fn foo(&self) {} //~ NOTE candidate #2 } fn main() { let s = S; S::foo(&s); //~ ERROR multiple applicable items in scope //~^ NOTE multiple `foo` found //~| HELP use fully-qualified syntax let _: S::Type = (); //~ ERROR ambiguous associated type //~| HELP use fully-qualified syntax let _ = S::CONST; //~ ERROR multiple applicable items in scope //~^ NOTE multiple `CONST` found //~| HELP use fully-qualified syntax }