warning: lint `raw_pointer_derive` has been removed: using derive with raw pointers is ok
   |
   = note: requested on the command line with `-D raw_pointer_derive`
   = note: `#[warn(renamed_and_removed_lints)]` on by default

warning: lint `raw_pointer_derive` has been removed: using derive with raw pointers is ok
   |
   = note: requested on the command line with `-D raw_pointer_derive`
   = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`

warning: lint `raw_pointer_derive` has been removed: using derive with raw pointers is ok
   |
   = note: requested on the command line with `-D raw_pointer_derive`
   = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`

error: unused variable: `unused`
  --> $DIR/lint-removed-cmdline.rs:13:17
   |
LL | fn main() { let unused = (); }
   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unused`
   |
note: the lint level is defined here
  --> $DIR/lint-removed-cmdline.rs:12:8
   |
LL | #[deny(warnings)]
   |        ^^^^^^^^
   = note: `#[deny(unused_variables)]` implied by `#[deny(warnings)]`

error: aborting due to 1 previous error; 3 warnings emitted