error[E0277]: the trait bound `std::string::String: std::marker::Copy` is not satisfied
  --> $DIR/error-should-say-copy-not-pod.rs:6:17
   |
LL | fn check_bound<T:Copy>(_: T) {}
   |                  ---- required by this bound in `check_bound`
...
LL |     check_bound("nocopy".to_string());
   |                 ^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `std::string::String`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.