Resolving dependencies...
Downloading electrum-mnemonic-0.1.0...
Configuring electrum-mnemonic-0.1.0...
Building electrum-mnemonic-0.1.0...
Failed to install electrum-mnemonic-0.1.0
Build log ( /home/builder/.cabal/logs/electrum-mnemonic-0.1.0.log ):
cabal: Entering directory '/tmp/cabal-tmp-7452/electrum-mnemonic-0.1.0'
Configuring electrum-mnemonic-0.1.0...
Building electrum-mnemonic-0.1.0...
Preprocessing library electrum-mnemonic-0.1.0...
[1 of 4] Compiling Data.Mnemonic.Electrum.Types ( Data/Mnemonic/Electrum/Types.hs, dist/build/Data/Mnemonic/Electrum/Types.o )
[2 of 4] Compiling Data.Mnemonic.Electrum.WordList.Poetic ( Data/Mnemonic/Electrum/WordList/Poetic.hs, dist/build/Data/Mnemonic/Electrum/WordList/Poetic.o )

Data/Mnemonic/Electrum/WordList/Poetic.hs:28:1: warning: [-Wtabs]
    Tab character found here, and in 1626 further locations.
    Please use spaces instead.
[3 of 4] Compiling Data.Mnemonic.Electrum ( Data/Mnemonic/Electrum.hs, dist/build/Data/Mnemonic/Electrum.o )

Data/Mnemonic/Electrum.hs:23:1: warning: [-Wtabs]
    Tab character found here, and in 56 further locations.
    Please use spaces instead.

Data/Mnemonic/Electrum.hs:34:1: 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()
[4 of 4] Compiling Main             ( Tests.hs, dist/build/Main.o )

Tests.hs:19:1: error:
    Failed to load interface for ‘Test.QuickCheck’
    Use -v to see a list of the files searched for.
cabal: Leaving directory '/tmp/cabal-tmp-7452/electrum-mnemonic-0.1.0'
cabal: Error: some packages failed to install:
electrum-mnemonic-0.1.0 failed during the building phase. The exception was:
ExitFailure 1