reg054.idr:18:5:When checking left hand side of inf:
When checking an application of constructor Main.MkInfer:
        Attempting concrete match on polymorphic argument: 0
reg054.idr:34:7:When checking left hand side of weird:
No explicit types on left hand side: Char
reg054.idr:37:8:When checking left hand side of weird':
No explicit types on left hand side: Nat
reg054.idr:40:1-8:When checking left hand side of tctrick:
When checking an application of Main.tctrick:
        Type mismatch between
                Maybe a1 (Type of Just x)
        and
                a (Expected type)