Resolving dependencies... Configuring control-monad-failure-0.5.0... Building control-monad-failure-0.5.0... Preprocessing library control-monad-failure-0.5.0... [1 of 3] Compiling Control.Monad.Failure.Class ( Control/Monad/Failure/Class.hs, dist/build/Control/Monad/Failure/Class.o ) [2 of 3] Compiling Control.Monad.Failure.Transformers ( Control/Monad/Failure/Transformers.hs, dist/build/Control/Monad/Failure/Transformers.o ) Control/Monad/Failure/Transformers.hs:12:1: Failed to load interface for ‘Control.Monad.Trans’ Perhaps you meant Control.Monad.Trans.RWS (from transformers-0.3.0.0) Control.Monad.Trans.Cont (from transformers-0.3.0.0) Control.Monad.Trans.List (from transformers-0.3.0.0) Failed to install control-monad-failure-0.5.0 Configuring monadloc-0.7.1... Building monadloc-0.7.1... Preprocessing library monadloc-0.7.1... [1 of 3] Compiling Control.Monad.Loc ( Control/Monad/Loc.hs, dist/build/Control/Monad/Loc.o ) [2 of 3] Compiling Control.Monad.Loc.TH ( Control/Monad/Loc/TH.hs, dist/build/Control/Monad/Loc/TH.o ) [3 of 3] Compiling Control.Monad.Loc.Transformers ( Control/Monad/Loc/Transformers.hs, dist/build/Control/Monad/Loc/Transformers.o ) In-place registering monadloc-0.7.1... Running Haddock for monadloc-0.7.1... Running hscolour for monadloc-0.7.1... Preprocessing library monadloc-0.7.1... Preprocessing library monadloc-0.7.1... Haddock coverage: 100% ( 2 / 2) in 'Control.Monad.Loc' 100% ( 2 / 2) in 'Control.Monad.Loc.TH' 10% ( 1 / 10) in 'Control.Monad.Loc.Transformers' Documentation created: dist/doc/html/monadloc/index.html, dist/doc/html/monadloc/monadloc.txt Creating package registration file: /tmp/pkgConf-monadloc-0.77645.1 Installing library in /home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.8.3/monadloc-0.7.1 Registering monadloc-0.7.1... Installed monadloc-0.7.1 Configuring mtl-2.1.3.1... Building mtl-2.1.3.1... Preprocessing library mtl-2.1.3.1... [ 1 of 21] Compiling Control.Monad.Writer.Class ( Control/Monad/Writer/Class.hs, dist/build/Control/Monad/Writer/Class.o ) [ 2 of 21] Compiling Control.Monad.State.Class ( Control/Monad/State/Class.hs, dist/build/Control/Monad/State/Class.o ) [ 3 of 21] Compiling Control.Monad.Reader.Class ( Control/Monad/Reader/Class.hs, dist/build/Control/Monad/Reader/Class.o ) [ 4 of 21] Compiling Control.Monad.RWS.Class ( Control/Monad/RWS/Class.hs, dist/build/Control/Monad/RWS/Class.o ) [ 5 of 21] Compiling Control.Monad.Identity ( Control/Monad/Identity.hs, dist/build/Control/Monad/Identity.o ) [ 6 of 21] Compiling Control.Monad.Error.Class ( Control/Monad/Error/Class.hs, dist/build/Control/Monad/Error/Class.o ) [ 7 of 21] Compiling Control.Monad.Cont.Class ( Control/Monad/Cont/Class.hs, dist/build/Control/Monad/Cont/Class.o ) [ 8 of 21] Compiling Control.Monad.Trans ( Control/Monad/Trans.hs, dist/build/Control/Monad/Trans.o ) [ 9 of 21] Compiling Control.Monad.Error ( Control/Monad/Error.hs, dist/build/Control/Monad/Error.o ) [10 of 21] Compiling Control.Monad.List ( Control/Monad/List.hs, dist/build/Control/Monad/List.o ) [11 of 21] Compiling Control.Monad.RWS.Lazy ( Control/Monad/RWS/Lazy.hs, dist/build/Control/Monad/RWS/Lazy.o ) [12 of 21] Compiling Control.Monad.RWS ( Control/Monad/RWS.hs, dist/build/Control/Monad/RWS.o ) [13 of 21] Compiling Control.Monad.Reader ( Control/Monad/Reader.hs, dist/build/Control/Monad/Reader.o ) [14 of 21] Compiling Control.Monad.RWS.Strict ( Control/Monad/RWS/Strict.hs, dist/build/Control/Monad/RWS/Strict.o ) [15 of 21] Compiling Control.Monad.State.Lazy ( Control/Monad/State/Lazy.hs, dist/build/Control/Monad/State/Lazy.o ) [16 of 21] Compiling Control.Monad.State ( Control/Monad/State.hs, dist/build/Control/Monad/State.o ) [17 of 21] Compiling Control.Monad.State.Strict ( Control/Monad/State/Strict.hs, dist/build/Control/Monad/State/Strict.o ) [18 of 21] Compiling Control.Monad.Writer.Lazy ( Control/Monad/Writer/Lazy.hs, dist/build/Control/Monad/Writer/Lazy.o ) [19 of 21] Compiling Control.Monad.Writer ( Control/Monad/Writer.hs, dist/build/Control/Monad/Writer.o ) [20 of 21] Compiling Control.Monad.Writer.Strict ( Control/Monad/Writer/Strict.hs, dist/build/Control/Monad/Writer/Strict.o ) [21 of 21] Compiling Control.Monad.Cont ( Control/Monad/Cont.hs, dist/build/Control/Monad/Cont.o ) In-place registering mtl-2.1.3.1... Running Haddock for mtl-2.1.3.1... Running hscolour for mtl-2.1.3.1... Preprocessing library mtl-2.1.3.1... Preprocessing library mtl-2.1.3.1... Haddock coverage: 75% ( 3 / 4) in 'Control.Monad.Writer.Class' 100% ( 4 / 4) in 'Control.Monad.State.Class' 100% ( 3 / 3) in 'Control.Monad.Reader.Class' 80% ( 4 / 5) in 'Control.Monad.RWS.Class' 100% ( 4 / 4) in 'Control.Monad.Identity' 100% ( 3 / 3) in 'Control.Monad.Error.Class' 50% ( 1 / 2) in 'Control.Monad.Cont.Class' 100% ( 3 / 3) in 'Control.Monad.Trans' 100% ( 14 / 14) in 'Control.Monad.Error' 100% ( 5 / 5) in 'Control.Monad.List' 100% ( 21 / 21) in 'Control.Monad.RWS.Lazy' 100% ( 2 / 2) in 'Control.Monad.RWS' 100% ( 22 / 22) in 'Control.Monad.Reader' 100% ( 21 / 21) in 'Control.Monad.RWS.Strict' 100% ( 23 / 23) in 'Control.Monad.State.Lazy' 100% ( 2 / 2) in 'Control.Monad.State' 100% ( 23 / 23) in 'Control.Monad.State.Strict' 94% ( 17 / 18) in 'Control.Monad.Writer.Lazy' 100% ( 2 / 2) in 'Control.Monad.Writer' 94% ( 17 / 18) in 'Control.Monad.Writer.Strict' 95% ( 20 / 21) in 'Control.Monad.Cont' Documentation created: dist/doc/html/mtl/index.html, dist/doc/html/mtl/mtl.txt Creating package registration file: /tmp/pkgConf-mtl-2.1.37645.1 Installing library in /home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.8.3/mtl-2.1.3.1 Registering mtl-2.1.3.1... Installed mtl-2.1.3.1 cabal: Error: some packages failed to install: control-monad-exception-0.5 depends on control-monad-failure-0.5.0 which failed to install. control-monad-failure-0.5.0 failed during the building phase. The exception was: ExitFailure 1