src/test/ui/unique-object-noncopyable.stderr

   1 error[E0599]: the method `clone` exists for struct `Box<dyn Foo>`, but its trait bounds were not satisfied
   2   --> $DIR/unique-object-noncopyable.rs:24:16
   3    |
   4 LL |   trait Foo {
   5    |   ---------
   6    |   |
   7    |   doesn't satisfy `dyn Foo: Clone`
   8    |   doesn't satisfy `dyn Foo: Sized`
   9 ...
  10 LL |       let _z = y.clone();
  11    |                  ^^^^^ method cannot be called on `Box<dyn Foo>` due to unsatisfied trait bounds
  12    |
  13   ::: $SRC_DIR/alloc/src/boxed.rs:LL:COL
  14    |
  15 LL | / pub struct Box<
  16 LL | |     T: ?Sized,
  17 LL | |     #[unstable(feature = "allocator_api", issue = "32838")] A: Allocator = Global,
  18 LL | | >(Unique<T>, A);
  19    | |_- doesn't satisfy `Box<dyn Foo>: Clone`
  20    |
  21    = note: the following trait bounds were not satisfied:
  22            `dyn Foo: Sized`
  23            which is required by `Box<dyn Foo>: Clone`
  24            `dyn Foo: Clone`
  25            which is required by `Box<dyn Foo>: Clone`
  26
  27 error: aborting due to previous error
  28
  29 For more information about this error, try `rustc --explain E0599`.