error[E0599]: no method named `foo` found for struct `E` in the current scope --> $DIR/method-chain-expression-failure.rs:29:23 | LL | struct E; | -------- method `foo` not found for this struct ... LL | A.b().c().d().e().foo(); | - --- ^^^ method not found in `E` | | | | | method `foo` is available on `&C` | method `foo` is available on `&A` error: aborting due to previous error For more information about this error, try `rustc --explain E0599`.