Resolving dependencies... Configuring data-default-class-0.1.2.0... Configuring dlist-0.8.0.2... Building dlist-0.8.0.2... Building data-default-class-0.1.2.0... Installed data-default-class-0.1.2.0 Configuring microlens-0.4.7.0... Building microlens-0.4.7.0... Configuring mtl-2.2.1... Installed dlist-0.8.0.2 Building mtl-2.2.1... Configuring parallel-3.2.1.0... Installed microlens-0.4.7.0 Building parallel-3.2.1.0... Configuring old-locale-1.0.0.7... Installed mtl-2.2.1 Building old-locale-1.0.0.7... Configuring random-1.1... Installed parallel-3.2.1.0 Building random-1.1... Configuring primitive-0.6.1.0... Installed old-locale-1.0.0.7 Building primitive-0.6.1.0... Configuring stm-2.4.4.1... Installed random-1.1 Building stm-2.4.4.1... Configuring semigroups-0.18.2... Installed primitive-0.6.1.0 Building semigroups-0.18.2... 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 semigroups-0.18.2 Building text-1.2.2.1... Configuring utf8-string-1.0.1.1... Installed transformers-compat-0.5.1.4 Building utf8-string-1.0.1.1... Configuring data-default-instances-containers-0.0.1... Installed utf8-string-1.0.1.1 Building data-default-instances-containers-0.0.1... Installed data-default-instances-containers-0.0.1 Configuring data-default-instances-dlist-0.0.1... Building data-default-instances-dlist-0.0.1... Configuring data-default-instances-old-locale-0.0.1... Installed data-default-instances-dlist-0.0.1 Building data-default-instances-old-locale-0.0.1... Configuring microlens-th-0.4.1.0... Installed data-default-instances-old-locale-0.0.1 Building microlens-th-0.4.1.0... Configuring StateVar-1.1.0.4... Installed text-1.2.2.1 Building StateVar-1.1.0.4... Configuring vector-0.11.0.0... Installed microlens-th-0.4.1.0 Building vector-0.11.0.0... Configuring microlens-mtl-0.1.10.0... Installed StateVar-1.1.0.4 Building microlens-mtl-0.1.10.0... Installed microlens-mtl-0.1.10.0 Configuring data-default-0.7.1.1... Building data-default-0.7.1.1... Configuring blaze-builder-0.4.0.2... Installed data-default-0.7.1.1 Building blaze-builder-0.4.0.2... Configuring hashable-1.2.4.0... Installed blaze-builder-0.4.0.2 Building hashable-1.2.4.0... Configuring parsec-3.1.11... Installed hashable-1.2.4.0 Building parsec-3.1.11... Configuring void-0.7.1... Installed parsec-3.1.11 Building void-0.7.1... Installed void-0.7.1 Configuring contravariant-1.4... Building contravariant-1.4... Installed vector-0.11.0.0 Configuring text-zipper-0.9... Building text-zipper-0.9... Configuring vty-5.13... Installed contravariant-1.4 Building vty-5.13... Installed text-zipper-0.9 Installed vty-5.13 Configuring brick-0.15... Building brick-0.15... Installed brick-0.15 Configuring itemfield-1.2.2.1... Building itemfield-1.2.2.1... Failed to install itemfield-1.2.2.1 Build log ( /home/builder/.cabal/logs/itemfield-1.2.2.1.log ): cabal: Entering directory '/tmp/cabal-tmp-25961/itemfield-1.2.2.1' Configuring itemfield-1.2.2.1... Building itemfield-1.2.2.1... Preprocessing library itemfield-1.2.2.1... [1 of 7] Compiling TextUI.ItemField.Types ( src/TextUI/ItemField/Types.hs, dist/build/TextUI/ItemField/Types.o ) [2 of 7] Compiling TextUI.ItemField.Operations ( src/TextUI/ItemField/Operations.hs, dist/build/TextUI/ItemField/Operations.o ) [3 of 7] Compiling TextUI.ItemField.BrickHelper ( compat/brick_015plus/TextUI/ItemField/BrickHelper.hs, dist/build/TextUI/ItemField/BrickHelper.o ) compat/brick_015plus/TextUI/ItemField/BrickHelper.hs:43:18: error: • The constructor ‘Extent’ should have 4 arguments, but has been given 3 • In the pattern: Extent _ upperLeft _ In the pattern: Just e@(Extent _ upperLeft _) In a case alternative: Just e@(Extent _ upperLeft _) -> if clickedExtent (screenCol, screenRow) e then let widgetRow = ... .... in do { mView <- lookupViewport (getName widget); .... } else return Nothing cabal: Leaving directory '/tmp/cabal-tmp-25961/itemfield-1.2.2.1' cabal: Error: some packages failed to install: itemfield-1.2.2.1 failed during the building phase. The exception was: ExitFailure 1