annfail08.hs:9:1: error:
    • No instance for ‘Data.Data.Data (a0 -> a0)’
        arising from an annotation
        (maybe you haven't applied a function to enough arguments?)
    • In the annotation: {-# ANN f (id + 1) #-}

annfail08.hs:9:15: error:
    • No instance for ‘Num (a0 -> a0)’ arising from a use of ‘+’
        (maybe you haven't applied a function to enough arguments?)
    • In the annotation: {-# ANN f (id + 1) #-}