cabal freeze Ubuntu desktop producing working snap servers

cabal.config

constraints: HUnit ==1.2.5.2,
             array ==0.5.1.0,
             attoparsec ==0.13.0.1,
             base ==4.8.1.0,
             binary ==0.7.5.0,
             blaze-builder ==0.4.0.1,
             rts ==1.0,
             bytestring ==0.10.6.0,
             bytestring-builder ==0.10.6.0.0,
             case-insensitive ==1.2.0.4,
             clock ==0.5.1,
             containers ==0.5.6.2,
             deepseq ==1.4.1.1,
             directory ==1.2.2.0,
             filepath ==1.4.0.0,
             ghc-prim ==0.4.0.0,
             hashable ==1.2.3.3,
             integer-gmp ==1.0.0.0,
             io-streams ==1.3.2.0,
             io-streams-haproxy ==1.0.0.0,
             lifted-base ==0.2.3.6,
             monad-control ==1.0.0.4,
             mtl ==2.2.1,
             network ==2.6.2.1,
             old-locale ==1.0.0.7,
             primitive ==0.6,
             process ==1.2.3.0,
             random ==1.1,
             readable ==0.3.1,
             regex-base ==0.93.2,
             regex-posix ==0.95.2,
             scientific ==0.3.3.8,
             snap-core ==1.0.0.0,
             snap-server ==1.0.0.0,
             stm ==2.4.4,
             text ==1.2.1.3,
             time ==1.5.0.1,
             transformers ==0.4.2.0,
             transformers-base ==0.4.4,
             transformers-compat ==0.4.0.4,
             unix ==2.7.1.0,
             unix-compat ==0.4.1.4,
             unordered-containers ==0.2.5.1,
             vector ==0.11.0.0,
             zlib ==0.6.1.1,
             zlib-bindings ==0.1.1.5