Resolving dependencies...
Configuring mtl-2.2.1...
Configuring old-locale-1.0.0.7...
Building old-locale-1.0.0.7...
Building mtl-2.2.1...
Installed old-locale-1.0.0.7
Configuring syb-0.7...
Building syb-0.7...
Configuring utf8-string-1.0.1.1...
Installed mtl-2.2.1
Building utf8-string-1.0.1.1...
Configuring text-1.2.2.2...
Installed syb-0.7
Building text-1.2.2.2...
Configuring old-time-1.1.0.3...
Installed utf8-string-1.0.1.1
Building old-time-1.1.0.3...
Installed old-time-1.1.0.3
Installed text-1.2.2.2
Configuring polyparse-1.12...
Configuring parsec-3.1.11...
Building parsec-3.1.11...
Building polyparse-1.12...
Installed parsec-3.1.11
Configuring protocol-buffers-2.4.2...
Building protocol-buffers-2.4.2...
Installed polyparse-1.12
Configuring cpphs-1.20.8...
Building cpphs-1.20.8...
Installed cpphs-1.20.8
Configuring haskell-src-exts-1.19.1...
Building haskell-src-exts-1.19.1...
Installed protocol-buffers-2.4.2
Configuring protocol-buffers-descriptor-2.4.2...
Building protocol-buffers-descriptor-2.4.2...
Installed protocol-buffers-descriptor-2.4.2
Installed haskell-src-exts-1.19.1
Configuring hprotoc-2.4.2...
Building hprotoc-2.4.2...
Failed to install hprotoc-2.4.2
Build log ( /home/builder/.cabal/logs/hprotoc-2.4.2.log ):
cabal: Entering directory '/tmp/cabal-tmp-19157/hprotoc-2.4.2'
Configuring hprotoc-2.4.2...
Building hprotoc-2.4.2...
Preprocessing library hprotoc-2.4.2...
[ 1 of 13] Compiling Text.ProtocolBuffers.ProtoCompile.Lexer ( dist/build/Text/ProtocolBuffers/ProtoCompile/Lexer.hs, dist/build/Text/ProtocolBuffers/ProtoCompile/Lexer.o )

Text/ProtocolBuffers/ProtoCompile/Lexer.x:5:1: warning: [-Wdeprecations]
    Module ‘Control.Monad.Error’ is deprecated:
      Use Control.Monad.Except instead

templates/wrappers.hs:12:1: warning: [-Wunused-imports]
    The import of ‘Data.Word’ is redundant
      except perhaps to import instances from ‘Data.Word’
    To import instances alone, use: import Data.Word()

templates/wrappers.hs:16:1: warning: [-Wunused-imports]
    The qualified import of ‘Data.Char’ is redundant
      except perhaps to import instances from ‘Data.Char’
    To import instances alone, use: import Data.Char()

templates/wrappers.hs:157:22: warning: [-Wunused-matches]
    Defined but not used: ‘c’

templates/wrappers.hs:462:23: warning: [-Wname-shadowing]
    This binding for ‘str’ shadows the existing binding
      bound at templates/wrappers.hs:461:16

templates/wrappers.hs:465:38: warning: [-Wname-shadowing]
    This binding for ‘line’ shadows the existing binding
      defined at Text/ProtocolBuffers/ProtoCompile/Lexer.x:60:1

templates/wrappers.hs:466:32: warning: [-Wunused-matches]
    Defined but not used: ‘len’
[ 2 of 13] Compiling Text.ProtocolBuffers.ProtoCompile.Instances ( Text/ProtocolBuffers/ProtoCompile/Instances.hs, dist/build/Text/ProtocolBuffers/ProtoCompile/Instances.o )
[ 3 of 13] Compiling Text.ProtocolBuffers.ProtoCompile.Parser ( Text/ProtocolBuffers/ProtoCompile/Parser.hs, dist/build/Text/ProtocolBuffers/ProtoCompile/Parser.o )

Text/ProtocolBuffers/ProtoCompile/Parser.hs:388:28: warning: [-Wname-shadowing]
    This binding for ‘s’ shadows the existing binding
      bound at Text/ProtocolBuffers/ProtoCompile/Parser.hs:386:39

Text/ProtocolBuffers/ProtoCompile/Parser.hs:592:1: warning: [-Wmissing-signatures]
    Top-level binding with no type signature:
      syntax :: Text.Parsec.Prim.ParsecT
                  [Lexed]
                  D.FileDescriptorProto.FileDescriptorProto
                  Data.Functor.Identity.Identity
                  ()
[ 4 of 13] Compiling Text.ProtocolBuffers.ProtoCompile.Identifiers ( Text/ProtocolBuffers/ProtoCompile/Identifiers.hs, dist/build/Text/ProtocolBuffers/ProtoCompile/Identifiers.o )
[ 5 of 13] Compiling Text.ProtocolBuffers.ProtoCompile.BreakRecursion ( Text/ProtocolBuffers/ProtoCompile/BreakRecursion.hs, dist/build/Text/ProtocolBuffers/ProtoCompile/BreakRecursion.o )
[ 6 of 13] Compiling Text.ProtocolBuffers.ProtoCompile.Gen ( Text/ProtocolBuffers/ProtoCompile/Gen.hs, dist/build/Text/ProtocolBuffers/ProtoCompile/Gen.o )

Text/ProtocolBuffers/ProtoCompile/Gen.hs:77:8: error:
    Not in scope: type constructor or class ‘SrcLoc’
cabal: Leaving directory '/tmp/cabal-tmp-19157/hprotoc-2.4.2'
cabal: Error: some packages failed to install:
hprotoc-2.4.2 failed during the building phase. The exception was:
ExitFailure 1