warning: relaxing a default bound only does something for `?Sized`; all other traits are not bound by default
  --> $DIR/maybe-bound-with-assoc.rs:4:16
   |
LL | fn hasassoc<T: ?HasAssoc<Assoc = ()>>() {}
   |                ^^^^^^^^^^^^^^^^^^^^^

warning: relaxing a default bound only does something for `?Sized`; all other traits are not bound by default
  --> $DIR/maybe-bound-with-assoc.rs:8:15
   |
LL | fn noassoc<T: ?NoAssoc<Missing = ()>>() {}
   |               ^^^^^^^^^^^^^^^^^^^^^^

error[E0220]: associated type `Missing` not found for `NoAssoc`
  --> $DIR/maybe-bound-with-assoc.rs:8:24
   |
LL | fn noassoc<T: ?NoAssoc<Missing = ()>>() {}
   |                        ^^^^^^^ associated type `Missing` not found

error: aborting due to 1 previous error; 2 warnings emitted

For more information about this error, try `rustc --explain E0220`.