error: external crate `somedep` unused in `no_nounused`: remove the dependency or add `use somedep as _;`
  --> $DIR/no-nounused.rs:5:1
   |
LL | fn main() {
   | ^
   |
   = note: requested on the command line with `-D unused-crate-dependencies`

error: aborting due to previous error

