1error[E0133]: call to unsafe function is unsafe and requires unsafe function or block 2 --> $DIR/unsafe-call.rs:13:9 3 | 413 | self.project().f.get_unchecked_mut(); //~ ERROR call to unsafe function is unsafe and requires unsafe function or block [E0133] 5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function 6 | 7 = note: consult the function's documentation for information on how to avoid undefined behavior 8