error: usage of mem::forget on Drop type --> $DIR/mem_forget.rs:16:5 | 16 | memstuff::forget(six); | ^^^^^^^^^^^^^^^^^^^^^ | note: lint level defined here --> $DIR/mem_forget.rs:10:8 | 10 | #[deny(mem_forget)] | ^^^^^^^^^^ error: usage of mem::forget on Drop type --> $DIR/mem_forget.rs:20:5 | 20 | std::mem::forget(seven); | ^^^^^^^^^^^^^^^^^^^^^^^ error: usage of mem::forget on Drop type --> $DIR/mem_forget.rs:24:5 | 24 | forgetSomething(eight); | ^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 3 previous errors