| error[E0038]: the trait `issue_3907::Foo` cannot be made into an object | |
| --> $DIR/issue-3907-2.rs:11:12 | |
| | | |
| LL | fn bar(_x: Foo) {} | |
| | ^^^ the trait `issue_3907::Foo` cannot be made into an object | |
| | | |
| ::: $DIR/auxiliary/issue-3907.rs:2:8 | |
| | | |
| LL | fn bar(); | |
| | --- the trait cannot be made into an object because associated function `bar` has no `self` parameter | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0038`. |