error[E0624]: associated function `foo` is private --> $DIR/issue-21202.rs:10:14 | LL | Foo::foo(&f); | ^^^ private associated function | ::: $DIR/auxiliary/issue-21202.rs:4:9 | LL | fn foo(&self) { } | ------------- private associated function defined here error: aborting due to previous error For more information about this error, try `rustc --explain E0624`.