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Configuring mtl-2.2.1...
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Configuring sbp-2.0.0...
Building sbp-2.0.0...
Failed to install sbp-2.0.0
Build log ( /home/builder/.cabal/logs/sbp-2.0.0.log ):
cabal: Entering directory '/tmp/cabal-tmp-21581/sbp-2.0.0'
Configuring sbp-2.0.0...
Building sbp-2.0.0...
Preprocessing library sbp-2.0.0...
[ 1 of 19] Compiling SwiftNav.SBP.Encoding ( src/SwiftNav/SBP/Encoding.hs, dist/build/SwiftNav/SBP/Encoding.o )
[ 2 of 19] Compiling SwiftNav.CRC16   ( src/SwiftNav/CRC16.hs, dist/build/SwiftNav/CRC16.o )
[ 3 of 19] Compiling SwiftNav.SBP.Types ( src/SwiftNav/SBP/Types.hs, dist/build/SwiftNav/SBP/Types.o )
[ 4 of 19] Compiling SwiftNav.SBP.TH  ( src/SwiftNav/SBP/TH.hs, dist/build/SwiftNav/SBP/TH.o )
[ 5 of 19] Compiling SwiftNav.SBP.Bootload ( src/SwiftNav/SBP/Bootload.hs, dist/build/SwiftNav/SBP/Bootload.o )

src/SwiftNav/SBP/Bootload.hs:52:93: error:
    Ambiguous occurrence ‘stripPrefix’
    It could refer to either ‘BasicPrelude.stripPrefix’,
                             imported from ‘BasicPrelude’ at src/SwiftNav/SBP/Bootload.hs:16:1-19
                             (and originally defined in ‘base-4.9.0.0:Data.OldList’)
                          or ‘Data.ByteString.Lazy.stripPrefix’,
                             imported from ‘Data.ByteString.Lazy’ at src/SwiftNav/SBP/Bootload.hs:25:1-50
                          or ‘Data.ByteString.stripPrefix’,
                             imported from ‘Data.ByteString’ at src/SwiftNav/SBP/Bootload.hs:24:1-22
cabal: Leaving directory '/tmp/cabal-tmp-21581/sbp-2.0.0'
cabal: Error: some packages failed to install:
sbp-2.0.0 failed during the building phase. The exception was:
ExitFailure 1
sbp2udp-0.0.1 depends on sbp-2.0.0 which failed to install.