Resolving dependencies...
Downloading combinat-0.2.6.0...
Configuring combinat-0.2.6.0...
Building combinat-0.2.6.0...
Preprocessing library combinat-0.2.6.0...
[ 1 of 18] Compiling Math.Combinat.Numbers.Primes ( Math/Combinat/Numbers/Primes.hs, dist/build/Math/Combinat/Numbers/Primes.o )

Math/Combinat/Numbers/Primes.hs:47:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `sieve': Patterns not matched: _ [] _

Math/Combinat/Numbers/Primes.hs:57:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `fold3t':
        Patterns not matched:
            []
            [] : _

Math/Combinat/Numbers/Primes.hs:59:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `pairs':
        Patterns not matched:
            []
            [] : _
            [_ : _]

Math/Combinat/Numbers/Primes.hs:62:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `gaps': Patterns not matched: _ [] _

Math/Combinat/Numbers/Primes.hs:65:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `roll': Patterns not matched: _ [] _

Math/Combinat/Numbers/Primes.hs:69:3: Warning:
    Defined but not used: `minus'

Math/Combinat/Numbers/Primes.hs:99:14: Warning:
    This binding for `k' shadows the existing binding
      bound at Math/Combinat/Numbers/Primes.hs:98:11

Math/Combinat/Numbers/Primes.hs:100:22: Warning:
    This binding for `k' shadows the existing binding
      bound at Math/Combinat/Numbers/Primes.hs:98:11

Math/Combinat/Numbers/Primes.hs:223:11: Warning:
    This binding for `bs' shadows the existing binding
      bound at Math/Combinat/Numbers/Primes.hs:215:3
[ 2 of 18] Compiling Math.Combinat.Numbers.Series ( Math/Combinat/Numbers/Series.hs, dist/build/Math/Combinat/Numbers/Series.o )

Math/Combinat/Numbers/Series.hs:75:13: Warning:
    This binding for `ks' shadows the existing binding
      bound at Math/Combinat/Numbers/Series.hs:72:24

Math/Combinat/Numbers/Series.hs:172:13: Warning:
    This binding for `ks' shadows the existing binding
      bound at Math/Combinat/Numbers/Series.hs:168:21

Math/Combinat/Numbers/Series.hs:172:17: Warning:
    This binding for `ys' shadows the existing binding
      bound at Math/Combinat/Numbers/Series.hs:170:3

Math/Combinat/Numbers/Series.hs:241:17: Warning:
    This binding for `aks' shadows the existing binding
      bound at Math/Combinat/Numbers/Series.hs:237:22

Math/Combinat/Numbers/Series.hs:241:22: Warning:
    This binding for `ys' shadows the existing binding
      bound at Math/Combinat/Numbers/Series.hs:239:3

Math/Combinat/Numbers/Series.hs:265:17: Warning:
    This binding for `aks' shadows the existing binding
      bound at Math/Combinat/Numbers/Series.hs:261:27

Math/Combinat/Numbers/Series.hs:265:22: Warning:
    This binding for `ys' shadows the existing binding
      bound at Math/Combinat/Numbers/Series.hs:263:3
[ 3 of 18] Compiling Math.Combinat.Helper ( Math/Combinat/Helper.hs, dist/build/Math/Combinat/Helper.o )

Math/Combinat/Helper.hs:8:1: Warning:
    The import of `Control.Monad' is redundant
      except perhaps to import instances from `Control.Monad'
    To import instances alone, use: import Control.Monad()

Math/Combinat/Helper.hs:13:1: Warning:
    The import of `Data.Set' is redundant
      except perhaps to import instances from `Data.Set'
    To import instances alone, use: import Data.Set()

Math/Combinat/Helper.hs:14:1: Warning:
    The import of `Data.Map' is redundant
      except perhaps to import instances from `Data.Map'
    To import instances alone, use: import Data.Map()

Math/Combinat/Helper.hs:27:1: Warning:
    SPECIALISE pragma for non-overloaded function `swap'

Math/Combinat/Helper.hs:28:1: Warning:
    SPECIALISE pragma for non-overloaded function `swap'

Math/Combinat/Helper.hs:82:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `go': Patterns not matched: []

Math/Combinat/Helper.hs:87:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `go': Patterns not matched: _ []

Math/Combinat/Helper.hs:91:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `go': Patterns not matched: _ []

Math/Combinat/Helper.hs:170:10: Warning:
    This binding for `y' shadows the existing binding
      bound at Math/Combinat/Helper.hs:168:16
[ 4 of 18] Compiling Math.Combinat.Tuples ( Math/Combinat/Tuples.hs, dist/build/Math/Combinat/Tuples.o )
[ 5 of 18] Compiling Math.Combinat.Numbers ( Math/Combinat/Numbers.hs, dist/build/Math/Combinat/Numbers.o )

Math/Combinat/Numbers.hs:162:5: Warning:
    This binding for `n' shadows the existing binding
      bound at Math/Combinat/Numbers.hs:160:3
[ 6 of 18] Compiling Math.Combinat.Sets ( Math/Combinat/Sets.hs, dist/build/Math/Combinat/Sets.o )
[ 7 of 18] Compiling Math.Combinat.Compositions ( Math/Combinat/Compositions.hs, dist/build/Math/Combinat/Compositions.o )

Math/Combinat/Compositions.hs:14:1: Warning:
    The import of `factorial'
    from module `Math.Combinat.Numbers' is redundant

Math/Combinat/Compositions.hs:75:29: Warning:
    Defaulting the following constraint(s) to type `Integer'
      (Integral a0)
        arising from a use of `compositions'
        at Math/Combinat/Compositions.hs:75:29-40
      (Num a0)
        arising from a use of `fromIntegral'
        at Math/Combinat/Compositions.hs:79:11-22
      (Ord a0)
        arising from a use of `>' at Math/Combinat/Compositions.hs:74:9
    In the second argument of `($)', namely
      `compositions len (d - len)'
    In the expression: map plus1 $ compositions len (d - len)
    In an equation for `compositions1':
        compositions1 len' d'
          | len > d = []
          | otherwise = map plus1 $ compositions len (d - len)
          where
              plus1 = map (+ 1)
              len = fromIntegral len'
              d = fromIntegral d'
[ 8 of 18] Compiling Math.Combinat.Partitions ( Math/Combinat/Partitions.hs, dist/build/Math/Combinat/Partitions.o )

Math/Combinat/Partitions.hs:57:1: Warning:
    The import of `factorial'
    from module `Math.Combinat.Numbers' is redundant

Math/Combinat/Partitions.hs:254:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `worker': Patterns not matched: []

Math/Combinat/Partitions.hs:254:17: Warning:
    This binding for `last' shadows the existing binding
      imported from `Data.List' at Math/Combinat/Partitions.hs:53:1-16
      (and originally defined in `GHC.List')

Math/Combinat/Partitions.hs:262:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `decrease': Patterns not matched: []

Math/Combinat/Partitions.hs:262:13: Warning:
    This binding for `last' shadows the existing binding
      imported from `Data.List' at Math/Combinat/Partitions.hs:53:1-16
      (and originally defined in `GHC.List')

Math/Combinat/Partitions.hs:271:24: Warning:
    This binding for `c' shadows the existing binding
      bound at Math/Combinat/Partitions.hs:267:19

Math/Combinat/Partitions.hs:271:26: Warning:
    This binding for `u' shadows the existing binding
      bound at Math/Combinat/Partitions.hs:267:21

Math/Combinat/Partitions.hs:278:3: Warning:
    Pattern match(es) are non-exhaustive
    In an equation for `subtract_rec': Patterns not matched: []

Math/Combinat/Partitions.hs:278:16: Warning:
    This binding for `all' shadows the existing binding
      imported from `Data.List' at Math/Combinat/Partitions.hs:53:1-16
      (and originally defined in `GHC.List')

Math/Combinat/Partitions.hs:278:21: Warning:
    This binding for `last' shadows the existing binding
      imported from `Data.List' at Math/Combinat/Partitions.hs:53:1-16
      (and originally defined in `GHC.List')

Math/Combinat/Partitions.hs:283:3: Warning:
    This binding for `subtract' shadows the existing binding
      imported from `Prelude' at Math/Combinat/Partitions.hs:8:8-31
      (and originally defined in `GHC.Num')
[ 9 of 18] Compiling Math.Combinat.Permutations ( Math/Combinat/Permutations.hs, dist/build/Math/Combinat/Permutations.o )

Math/Combinat/Permutations.hs:350:13:
    Ambiguous occurrence `unsafeFreeze'
    It could refer to either `Data.Array.ST.unsafeFreeze',
                             imported from `Data.Array.ST' at Math/Combinat/Permutations.hs:68:1-20
                             (and originally defined in `Data.Array.MArray')
                          or `Data.Array.Unsafe.unsafeFreeze',
                             imported from `Data.Array.Unsafe' at Math/Combinat/Permutations.hs:69:1-24
                             (and originally defined in `Data.Array.Base')
Failed to install combinat-0.2.6.0
cabal: Error: some packages failed to install:
combinat-0.2.6.0 failed during the building phase. The exception was:
ExitFailure 1