error[E0277]: the trait bound `User: AuthUser` is not satisfied
  --> $DIR/dropck-only-error.rs:20:31
   |
LL | pub fn run_query<User: Authz>(auth: AuthSession<User::AuthnBackend>) {}
   |                               ^^^^ the trait `AuthUser` is not implemented for `User`

error: aborting due to 1 previous error

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