[1mMain.hs:9.21-25:[1;31m error:[0m[1m
   • Field 'x' appears more than once in pattern 'Point {x = a,x = b}'.
  [1;34m|[0m
[1;34m9[0m [1;34m| [0mbad (Point { x = a, [1;31mx = b[0m }) = a + b
  [1;34m|[0m                     [1;31m^^^^^[0m

