==================== Tidy Core ====================
Result size of Tidy Core = {terms: 29, types: 26, coercions: 5, joins: 0/0}

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T18231.$trModule4 :: GHC.Prim.Addr#
T18231.$trModule4 = "main"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T18231.$trModule3 :: GHC.Types.TrName
T18231.$trModule3 = GHC.Types.TrNameS T18231.$trModule4

-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}
T18231.$trModule2 :: GHC.Prim.Addr#
T18231.$trModule2 = "T18231"#

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
T18231.$trModule1 :: GHC.Types.TrName
T18231.$trModule1 = GHC.Types.TrNameS T18231.$trModule2

-- RHS size: {terms: 3, types: 0, coercions: 0, joins: 0/0}
T18231.$trModule :: GHC.Types.Module
T18231.$trModule = GHC.Types.Module T18231.$trModule3 T18231.$trModule1

Rec {
-- RHS size: {terms: 3, types: 1, coercions: 0, joins: 0/0}
T18231.$wa' :: (# #) -> Data.Functor.Identity.Identity ((), Int)
T18231.$wa' = \ _ -> T18231.$wa' GHC.Prim.(##)
end Rec }

-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}
lvl :: Data.Functor.Identity.Identity ((), Int)
lvl = T18231.$wa' GHC.Prim.(##)

-- RHS size: {terms: 5, types: 3, coercions: 0, joins: 0/0}
T18231.m1 :: Int -> Data.Functor.Identity.Identity ((), Int)
T18231.m1 = \ (eta2 :: Int) -> case eta2 of { GHC.Types.I# ww -> lvl }

-- RHS size: {terms: 1, types: 0, coercions: 5, joins: 0/0}
m :: State Int ()
m = T18231.m1 `cast` (Sym (Control.Monad.Trans.State.Strict.N:StateT[0] <Int>_N <Data.Functor.Identity.Identity>_R <()>_N) :: (Int -> Data.Functor.Identity.Identity ((), Int)) ~R# StateT Int Data.Functor.Identity.Identity ())