UnliftedNewtypesUnassociatedFamilyFail.hs:21:30:
     Expecting a lifted type, but ‘Int#’ is unlifted
     In the type ‘Int#’
      In the definition of data constructor ‘MkDF1a’
      In the newtype instance declaration for ‘DF’

UnliftedNewtypesUnassociatedFamilyFail.hs:22:30:
     Expecting a lifted type, but ‘Word#’ is unlifted
     In the type ‘Word#’
      In the definition of data constructor ‘MkDF2a’
      In the newtype instance declaration for ‘DF’

UnliftedNewtypesUnassociatedFamilyFail.hs:23:30:
     Expecting a lifted type, but ‘(# Int#, Word# #)’ is unlifted
     In the type ‘(# Int#, Word# #)’
      In the definition of data constructor ‘MkDF3a’
      In the newtype instance declaration for ‘DF’