constraints: SHA ==1.6.4.2,
             ansi-terminal ==0.6.2.1,
             ansi-wl-pprint ==0.6.7.2,
             appar ==0.1.4,
             array ==0.5.1.0,
             async ==2.0.2,
             attoparsec ==0.13.0.0,
             auto-update ==0.1.2.1,
             base ==4.8.0.0,
             base-unicode-symbols ==0.2.2.4,
             base64-bytestring ==1.0.0.1,
             binary ==0.7.3.0,
             blaze-builder ==0.4.0.1,
             byteorder ==1.0.4,
             bytestring ==0.10.6.0,
             bytestring-builder ==0.10.6.0.0,
             case-insensitive ==1.2.0.4,
             charset ==0.3.7.1,
             containers ==0.5.6.2,
             cookie ==0.4.1.5,
             data-default-class ==0.0.1,
             deepseq ==1.4.1.1,
             directory ==1.2.2.0,
             easy-file ==0.2.1,
             entropy ==0.3.6,
             exceptions ==0.8.0.2,
             fast-logger ==2.3.1,
             filepath ==1.4.0.0,
             ghc-prim ==0.4.0.0,
             hashable ==1.2.3.2,
             http-date ==0.0.6.1,
             http-types ==0.8.6,
             integer-gmp ==1.0.0.0,
             iproute ==1.4.0,
             lifted-base ==0.2.3.6,
             mmorph ==1.0.4,
             monad-control ==1.0.0.4,
             mtl ==2.2.1,
             nats ==1,
             network ==2.6.1.0,
             old-locale ==1.0.0.7,
             old-time ==1.1.0.3,
             optparse-applicative ==0.11.0.2,
             parsec ==3.1.9,
             parsers ==0.12.2.1,
             pretty ==1.1.2.0,
             process ==1.2.3.0,
             random ==1.1,
             regex-base ==0.93.2,
             regex-tdfa-rc ==1.1.8.3,
             resourcet ==1.1.5,
             rts ==1.0,
             scientific ==0.3.3.8,
             semigroups ==0.16.2.2,
             simple-sendfile ==0.2.20,
             stm ==2.4.4,
             streaming-commons ==0.1.12.1,
             stringsearch ==0.3.6.6,
             tagged ==0.8.0.1,
             tasty ==0.10.1.2,
             tasty-hunit ==0.9.2,
             template-haskell ==2.10.0.0,
             text ==1.2.1.0,
             time ==1.5.0.1,
             transformers ==0.4.2.0,
             transformers-base ==0.4.4,
             transformers-compat ==0.4.0.4,
             unbounded-delays ==0.1.0.9,
             unix ==2.7.1.0,
             unix-compat ==0.4.1.4,
             unix-time ==0.3.5,
             unordered-containers ==0.2.5.1,
             vault ==0.3.0.4,
             void ==0.7,
             wai ==3.0.2.3,
             wai-extra ==3.0.7.1,
             wai-logger ==2.2.4,
             wai-websockets ==3.0.0.5,
             warp ==3.0.13.1,
             websockets ==0.9.5.0,
             word8 ==0.1.2,
             zlib ==0.5.4.2