src/test/ui/if/ifmt-unknown-trait.stderr

   1 error: unknown format trait `notimplemented`
   2   --> $DIR/ifmt-unknown-trait.rs:2:16
   3    |
   4 LL |     format!("{:notimplemented}", "3");
   5    |                ^^^^^^^^^^^^^^
   6    |
   7    = note: the only appropriate formatting traits are:
   8            - ``, which uses the `Display` trait
   9            - `?`, which uses the `Debug` trait
  10            - `e`, which uses the `LowerExp` trait
  11            - `E`, which uses the `UpperExp` trait
  12            - `o`, which uses the `Octal` trait
  13            - `p`, which uses the `Pointer` trait
  14            - `b`, which uses the `Binary` trait
  15            - `x`, which uses the `LowerHex` trait
  16            - `X`, which uses the `UpperHex` trait
  17
  18 error: aborting due to previous error
  19