Error found:
at tests/purs/failing/InvalidDerivedInstance3.purs:8:15 - 8:16 (line 8, column 15 - line 8, column 16)

  Type synonym Main.S is partially applied.
  Type synonyms must be applied to all of their type arguments.


See https://github.com/purescript/documentation/blob/master/errors/PartiallyAppliedSynonym.md for more information,
or to contribute content related to this error.