src/test/ui/issues/issue-69455.stderr

   1 error[E0284]: type annotations needed: cannot satisfy `<u64 as Test<_>>::Output == _`
   2   --> $DIR/issue-69455.rs:29:26
   3    |
   4 LL |     println!("{}", 23u64.test(xs.iter().sum()));
   5    |                          ^^^^ cannot satisfy `<u64 as Test<_>>::Output == _`
   6
   7 error: aborting due to previous error
   8
   9 For more information about this error, try `rustc --explain E0284`.