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Configuring mangopay-1.12...
Building mangopay-1.12...
Configuring authenticate-1.3.3.2...
Failed to install mangopay-1.12
Build log ( /home/builder/.cabal/logs/mangopay-1.12.log ):
cabal: Entering directory '/tmp/cabal-tmp-12592/mangopay-1.12'
Configuring mangopay-1.12...
Building mangopay-1.12...
Preprocessing library mangopay-1.12...
[ 1 of 14] Compiling Web.MangoPay.Types ( src/Web/MangoPay/Types.hs, dist/build/Web/MangoPay/Types.o )

src/Web/MangoPay/Types.hs:6:1: warning: [-Wunused-imports]
    The import of ‘Control.Applicative’ is redundant
      except perhaps to import instances from ‘Control.Applicative’
    To import instances alone, use: import Control.Applicative()

src/Web/MangoPay/Types.hs:24:1: warning: [-Wdeprecations]
    Module ‘Data.Aeson.Encode’ is deprecated:
      Use Data.Aeson or Data.Aeson.Text instead

src/Web/MangoPay/Types.hs:374:10: warning: [-Wdeprecations]
    In the use of ‘encodeToTextBuilder’
    (imported from Data.Aeson.Encode):
    Deprecated: "Use Data.Aeson or Data.Aeson.Text instead"
[ 2 of 14] Compiling Web.MangoPay.Monad ( src/Web/MangoPay/Monad.hs, dist/build/Web/MangoPay/Monad.o )
[ 3 of 14] Compiling Web.MangoPay.Users ( src/Web/MangoPay/Users.hs, dist/build/Web/MangoPay/Users.o )

src/Web/MangoPay/Users.hs:50:11: error:
    • Overlapping instances for FromJSON (Either NaturalUser LegalUser)
        arising from a use of ‘fetchGeneric’
      Matching instances:
        instance (FromJSON a, FromJSON b) => FromJSON (Either a b)
          -- Defined in ‘aeson-1.0.2.1:Data.Aeson.Types.FromJSON’
        instance FromJSON (Either NaturalUser LegalUser)
          -- Defined at src/Web/MangoPay/Users.hs:66:10
    • In the expression: fetchGeneric "/users/"
      In an equation for ‘getUser’: getUser = fetchGeneric "/users/"

src/Web/MangoPay/Users.hs:66:10: error:
    • Overlapping instances for FromJSON (Either NaturalUser LegalUser)
        arising from a use of ‘aeson-1.0.2.1:Data.Aeson.Types.FromJSON.$dmparseJSONList’
      Matching instances:
        instance (FromJSON a, FromJSON b) => FromJSON (Either a b)
          -- Defined in ‘aeson-1.0.2.1:Data.Aeson.Types.FromJSON’
        instance FromJSON (Either NaturalUser LegalUser)
          -- Defined at src/Web/MangoPay/Users.hs:66:10
    • In the expression:
        aeson-1.0.2.1:Data.Aeson.Types.FromJSON.$dmparseJSONList
          @Either NaturalUser LegalUser
      In an equation for ‘parseJSONList’:
          parseJSONList
            = aeson-1.0.2.1:Data.Aeson.Types.FromJSON.$dmparseJSONList
                @Either NaturalUser LegalUser
      In the instance declaration for
        ‘FromJSON (Either NaturalUser LegalUser)’
cabal: Leaving directory '/tmp/cabal-tmp-12592/mangopay-1.12'
Installed persistent-template-2.5.1.6
Configuring yesod-persistent-1.4.0.6...
Building authenticate-1.3.3.2...
Building yesod-persistent-1.4.0.6...
Installed yesod-persistent-1.4.0.6
Configuring yesod-form-1.4.9...
Building yesod-form-1.4.9...
Installed authenticate-1.3.3.2
Installed yesod-form-1.4.9
Configuring yesod-auth-1.4.13.5...
Building yesod-auth-1.4.13.5...
Installed yesod-auth-1.4.13.5
Configuring yesod-1.4.3.1...
Building yesod-1.4.3.1...
Installed yesod-1.4.3.1
cabal: Error: some packages failed to install:
mangopay-1.12 failed during the building phase. The exception was:
ExitFailure 1
yesod-mangopay-1.12 depends on mangopay-1.12 which failed to install.