error[E0599]: no associated item named `ID` found for type `i32` in the current scope --> $DIR/associated-const-no-item.rs:16:16 | LL | const X: i32 = ::ID; | ^^^^^^^^^ associated item not found in `i32` | = help: items from traits can only be used if the trait is implemented and in scope = note: the following trait defines an item `ID`, perhaps you need to implement it: candidate #1: `Foo` error: aborting due to previous error For more information about this error, try `rustc --explain E0599`.