error: you seem to be trying to use `Vec<Box<T>>`, but T is Sized. Consider using just `Vec<T>`
  --> $DIR/vec_box_sized.rs:10:14
   |
10 |     sized_type: Vec<Box<SizedStruct>>,
   |                 ^^^^^^^^^^^^^^^^^^^^^
   |
   = note: `-D clippy::vec-box-sized` implied by `-D warnings`
   = help: `Vec<T>` is already on the heap, `Vec<Box<T>>` makes an extra allocation.

error: aborting due to previous error