warning: calls to `std::mem::drop` with a value that implements `Copy`.
  --> $DIR/drop_copy.rs:34:5
   |
LL |     drop(s1);
   |     ^^^^^^^^
   |
note: argument has type `SomeStruct`
  --> $DIR/drop_copy.rs:34:10
   |
LL |     drop(s1);
   |          ^^
note: the lint level is defined here
  --> $DIR/drop_copy.rs:3:9
   |
LL | #![warn(drop_copy)]
   |         ^^^^^^^^^

warning: calls to `std::mem::drop` with a value that implements `Copy`.
  --> $DIR/drop_copy.rs:35:5
   |
LL |     drop(s2);
   |     ^^^^^^^^
   |
note: argument has type `SomeStruct`
  --> $DIR/drop_copy.rs:35:10
   |
LL |     drop(s2);
   |          ^^

warning: calls to `std::mem::drop` with a reference instead of an owned value
  --> $DIR/drop_copy.rs:36:5
   |
LL |     drop(s3);
   |     ^^^^^^^^
   |
note: argument has type `&SomeStruct`
  --> $DIR/drop_copy.rs:36:10
   |
LL |     drop(s3);
   |          ^^
   = note: `#[warn(drop_ref)]` on by default

warning: calls to `std::mem::drop` with a value that implements `Copy`.
  --> $DIR/drop_copy.rs:37:5
   |
LL |     drop(s4);
   |     ^^^^^^^^
   |
note: argument has type `SomeStruct`
  --> $DIR/drop_copy.rs:37:10
   |
LL |     drop(s4);
   |          ^^

warning: calls to `std::mem::drop` with a reference instead of an owned value
  --> $DIR/drop_copy.rs:38:5
   |
LL |     drop(s5);
   |     ^^^^^^^^
   |
note: argument has type `&SomeStruct`
  --> $DIR/drop_copy.rs:38:10
   |
LL |     drop(s5);
   |          ^^

warning: calls to `std::mem::drop` with a reference instead of an owned value
  --> $DIR/drop_copy.rs:50:5
   |
LL |     drop(a2);
   |     ^^^^^^^^
   |
note: argument has type `&AnotherStruct`
  --> $DIR/drop_copy.rs:50:10
   |
LL |     drop(a2);
   |          ^^

warning: calls to `std::mem::drop` with a reference instead of an owned value
  --> $DIR/drop_copy.rs:52:5
   |
LL |     drop(a4);
   |     ^^^^^^^^
   |
note: argument has type `&AnotherStruct`
  --> $DIR/drop_copy.rs:52:10
   |
LL |     drop(a4);
   |          ^^

warning: calls to `std::mem::drop` with a value that implements `Copy`.
  --> $DIR/drop_copy.rs:71:13
   |
LL |             drop(println_and(13));
   |             ^^^^^^^^^^^^^^^^^^^^^
   |
note: argument has type `i32`
  --> $DIR/drop_copy.rs:71:18
   |
LL |             drop(println_and(13));
   |                  ^^^^^^^^^^^^^^^

warning: calls to `std::mem::drop` with a value that implements `Copy`.
  --> $DIR/drop_copy.rs:74:14
   |
LL |         3 if drop(println_and(14)) == () => (),
   |              ^^^^^^^^^^^^^^^^^^^^^
   |
note: argument has type `i32`
  --> $DIR/drop_copy.rs:74:19
   |
LL |         3 if drop(println_and(14)) == () => (),
   |                   ^^^^^^^^^^^^^^^

warning: calls to `std::mem::drop` with a value that implements `Copy`.
  --> $DIR/drop_copy.rs:76:14
   |
LL |         4 => drop(2),
   |              ^^^^^^^
   |
note: argument has type `i32`
  --> $DIR/drop_copy.rs:76:19
   |
LL |         4 => drop(2),
   |                   ^

warning: 10 warnings emitted