Resolving dependencies...
Configuring Diff-0.3.4...
Configuring ansi-terminal-0.6.2.3...
Building Diff-0.3.4...
Building ansi-terminal-0.6.2.3...
Installed Diff-0.3.4
Configuring base-orphans-0.5.4...
Building base-orphans-0.5.4...
Installed ansi-terminal-0.6.2.3
Configuring bzlib-0.5.0.5...
Building bzlib-0.5.0.5...
Configuring call-stack-0.1.0...
Installed base-orphans-0.5.4
Building call-stack-0.1.0...
Installed call-stack-0.1.0
Configuring cereal-0.5.4.0...
Configuring data-default-class-0.1.2.0...
Installed bzlib-0.5.0.5
Building cereal-0.5.4.0...
Building data-default-class-0.1.2.0...
Configuring dlist-0.8.0.2...
Installed data-default-class-0.1.2.0
Building dlist-0.8.0.2...
Configuring entropy-0.3.7...
Installed dlist-0.8.0.2
Configuring fmlist-0.9...
Installed cereal-0.5.4.0
Building fmlist-0.9...
Configuring generic-deriving-1.11.1...
Installed fmlist-0.9
Building generic-deriving-1.11.1...
Building entropy-0.3.7...
Configuring memoize-0.8.1...
Installed entropy-0.3.7
Building memoize-0.8.1...
Installed memoize-0.8.1
Configuring mtl-2.2.1...
Building mtl-2.2.1...
Configuring network-2.6.3.1...
Installed mtl-2.2.1
Building network-2.6.3.1...
Configuring old-locale-1.0.0.7...
Installed generic-deriving-1.11.1
Building old-locale-1.0.0.7...
Configuring newtype-generics-0.5...
Installed old-locale-1.0.0.7
Building newtype-generics-0.5...
Configuring prelude-extras-0.4.0.3...
Installed newtype-generics-0.5
Building prelude-extras-0.4.0.3...
Configuring primitive-0.6.1.0...
Installed network-2.6.3.1
Building primitive-0.6.1.0...
Configuring parallel-3.2.1.0...
Installed prelude-extras-0.4.0.3
Building parallel-3.2.1.0...
Configuring random-1.1...
Installed primitive-0.6.1.0
Building random-1.1...
Configuring reflection-2.1.2...
Installed parallel-3.2.1.0
Building reflection-2.1.2...
Configuring semigroups-0.18.2...
Installed random-1.1
Building semigroups-0.18.2...
Configuring stm-2.4.4.1...
Installed semigroups-0.18.2
Building stm-2.4.4.1...
Installed reflection-2.1.2
Configuring syb-0.6...
Building syb-0.6...
Configuring transformers-compat-0.5.1.4...
Installed stm-2.4.4.1
Building transformers-compat-0.5.1.4...
Configuring text-1.2.2.1...
Installed syb-0.6
Configuring utf8-string-1.0.1.1...
Installed transformers-compat-0.5.1.4
Building text-1.2.2.1...
Building utf8-string-1.0.1.1...
Configuring zlib-0.6.1.2...
Installed utf8-string-1.0.1.1
Building zlib-0.6.1.2...
Installed zlib-0.6.1.2
Configuring ansi-wl-pprint-0.6.7.3...
Building ansi-wl-pprint-0.6.7.3...
Installed ansi-wl-pprint-0.6.7.3
Configuring HUnit-1.5.0.0...
Building HUnit-1.5.0.0...
Installed text-1.2.2.1
Configuring data-default-instances-containers-0.0.1...
Configuring data-default-instances-dlist-0.0.1...
Installed HUnit-1.5.0.0
Building data-default-instances-containers-0.0.1...
Building data-default-instances-dlist-0.0.1...
Installed data-default-instances-containers-0.0.1
Configuring data-default-instances-old-locale-0.0.1...
Configuring regex-base-0.93.2...
Installed data-default-instances-dlist-0.0.1
Building data-default-instances-old-locale-0.0.1...
Building regex-base-0.93.2...
Configuring old-time-1.1.0.3...
Installed data-default-instances-old-locale-0.0.1
Building old-time-1.1.0.3...
Configuring vector-0.11.0.0...
Installed regex-base-0.93.2
Building vector-0.11.0.0...
Configuring StateVar-1.1.0.4...
Installed old-time-1.1.0.3
Building StateVar-1.1.0.4...
Configuring set-extra-1.4...
Installed StateVar-1.1.0.4
Building set-extra-1.4...
Configuring MonadRandom-0.4.2.3...
Installed set-extra-1.4
Building MonadRandom-0.4.2.3...
Installed MonadRandom-0.4.2.3
Configuring exceptions-0.8.3...
Building exceptions-0.8.3...
Installed exceptions-0.8.3
Configuring mmorph-1.0.9...
Building mmorph-1.0.9...
Configuring tagged-0.8.5...
Installed mmorph-1.0.9
Building tagged-0.8.5...
Configuring transformers-base-0.4.4...
Installed tagged-0.8.5
Building transformers-base-0.4.4...
Configuring optparse-applicative-0.13.0.0...
Installed transformers-base-0.4.4
Building optparse-applicative-0.13.0.0...
Installed vector-0.11.0.0
Configuring hashable-1.2.4.0...
Building hashable-1.2.4.0...
Configuring parsec-3.1.11...
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Building parsec-3.1.11...
Configuring polyparse-1.12...
Installed optparse-applicative-0.13.0.0
Building polyparse-1.12...
Installed parsec-3.1.11
Configuring data-default-0.7.1.1...
Building data-default-0.7.1.1...
Installed data-default-0.7.1.1
Configuring regex-posix-0.95.2...
Building regex-posix-0.95.2...
Installed polyparse-1.12
Configuring crypto-api-0.13.2...
Building crypto-api-0.13.2...
Installed regex-posix-0.95.2
Configuring distributive-0.5.0.2...
Configuring monad-control-1.0.1.0...
Installed crypto-api-0.13.2
Building distributive-0.5.0.2...
Building monad-control-1.0.1.0...
Configuring ListLike-4.5...
Installed distributive-0.5.0.2
Configuring unordered-containers-0.2.7.1...
Installed monad-control-1.0.1.0
Building ListLike-4.5...
Building unordered-containers-0.2.7.1...
Installed unordered-containers-0.2.7.1
Configuring void-0.7.1...
Building void-0.7.1...
Configuring network-uri-2.6.1.0...
Installed ListLike-4.5
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Configuring hsemail-1.7.7...
Installed void-0.7.1
Building hsemail-1.7.7...
Configuring regex-tdfa-1.2.2...
Installed network-uri-2.6.1.0
Building regex-tdfa-1.2.2...
Installed hsemail-1.7.7
Configuring HaXml-1.25.3...
Building HaXml-1.25.3...
Configuring regex-compat-0.95.1...
Installed regex-tdfa-1.2.2
Building regex-compat-0.95.1...
Installed regex-compat-0.95.1
Configuring pureMD5-2.1.3...
Building pureMD5-2.1.3...
Configuring process-extras-0.4.1.4...
Installed pureMD5-2.1.3
Building process-extras-0.4.1.4...
Configuring contravariant-1.4...
Installed process-extras-0.4.1.4
Building contravariant-1.4...
Installed contravariant-1.4
Configuring Unixutils-1.54.1...
Building Unixutils-1.54.1...
Installed Unixutils-1.54.1
Configuring comonad-5...
Building comonad-5...
Installed comonad-5
Configuring bifunctors-5.4.1...
Building bifunctors-5.4.1...
Installed HaXml-1.25.3
Installed bifunctors-5.4.1
Configuring semigroupoids-5.1...
Configuring profunctors-5.2...
Building profunctors-5.2...
Building semigroupoids-5.1...
Installed profunctors-5.2
Installed semigroupoids-5.1
Configuring free-4.12.4...
Building free-4.12.4...
Installed free-4.12.4
Configuring either-4.4.1.1...
Configuring adjunctions-4.3...
Building adjunctions-4.3...
Building either-4.4.1.1...
Installed either-4.4.1.1
Configuring debian-3.91.2...
Building debian-3.91.2...
Installed adjunctions-4.3
Configuring kan-extensions-5.0.1...
Building kan-extensions-5.0.1...
Installed kan-extensions-5.0.1
Configuring lens-4.15.1...
Building lens-4.15.1...
Installed debian-3.91.2
Installed lens-4.15.1
Configuring cabal-debian-4.32.4...
Building cabal-debian-4.32.4...
Failed to install cabal-debian-4.32.4
Build log ( /home/builder/.cabal/logs/cabal-debian-4.32.4.log ):
cabal: Entering directory '/tmp/cabal-tmp-19855/cabal-debian-4.32.4'
Configuring cabal-debian-4.32.4...
Building cabal-debian-4.32.4...
Preprocessing library cabal-debian-4.32.4...
[ 1 of 29] Compiling Paths_cabal_debian ( dist/build/autogen/Paths_cabal_debian.hs, dist/build/Paths_cabal_debian.o )
[ 2 of 29] Compiling Distribution.Version.Invert ( src/Distribution/Version/Invert.hs, dist/build/Distribution/Version/Invert.o )

src/Distribution/Version/Invert.hs:18:51: warning: [-Wdeprecations]
    In the use of ‘versionTags’
    (imported from Distribution.Version, but defined in Data.Version):
    Deprecated: "See GHC ticket #2496"

src/Distribution/Version/Invert.hs:41:55: warning: [-Wdeprecations]
    In the use of ‘versionTags’
    (imported from Distribution.Version, but defined in Data.Version):
    Deprecated: "See GHC ticket #2496"
[ 3 of 29] Compiling Debian.Orphans   ( src/Debian/Orphans.hs, dist/build/Debian/Orphans.o )

src/Debian/Orphans.hs:39:1: error:
    Duplicate instance declarations:
      instance Eq AbiTag -- Defined at src/Debian/Orphans.hs:39:1
      instance [safe] Eq AbiTag -- Defined in ‘Distribution.Compiler’

src/Debian/Orphans.hs:47:1: error:
    Duplicate instance declarations:
      instance Eq Compiler -- Defined at src/Debian/Orphans.hs:47:1
      instance Eq Compiler -- Defined in ‘Distribution.Simple.Compiler’
cabal: Leaving directory '/tmp/cabal-tmp-19855/cabal-debian-4.32.4'
cabal: Error: some packages failed to install:
cabal-debian-4.32.4 failed during the building phase. The exception was:
ExitFailure 1