-"tcfail004.hs", line 3:
- Couldn't match type "(ot0, ot1)" against "(tt6, tt8, tt10)".
+tcfail004.hs:3: Couldn't match the type
+ `PrelTup.(,)' against `PrelTup.(,,) t{-aXz-}'
+ Expected: `(t{-aXt-}, t{-aXw-})'
+ Inferred: `(t{-aXz-}, t{-aXC-}, t{-aXF-})'