Resolving dependencies... Configuring data-hash-0.2.0.1... Downloading observable-sharing-0.2.4... Configuring language-vhdl-0.1.2.8... Building data-hash-0.2.0.1... Building language-vhdl-0.1.2.8... Configuring mtl-2.2.1... Installed data-hash-0.2.0.1 Building mtl-2.2.1... Installed mtl-2.2.1 Configuring transformers-compat-0.5.1.4... Building transformers-compat-0.5.1.4... Configuring text-1.2.2.1... Installed transformers-compat-0.5.1.4 Building text-1.2.2.1... Configuring syb-0.6... Installed language-vhdl-0.1.2.8 Building syb-0.6... Configuring observable-sharing-0.2.4... Installed syb-0.6 Building observable-sharing-0.2.4... Configuring operational-alacarte-0.3... Installed observable-sharing-0.2.4 Building operational-alacarte-0.3... Configuring tree-view-0.5... Installed operational-alacarte-0.3 Building tree-view-0.5... Installed tree-view-0.5 Installed text-1.2.2.1 Configuring hashable-1.2.4.0... Building hashable-1.2.4.0... Installed hashable-1.2.4.0 Configuring constraints-0.8... Building constraints-0.8... Installed constraints-0.8 Configuring syntactic-3.6.2... Building syntactic-3.6.2... Installed syntactic-3.6.2 Configuring imperative-edsl-vhdl-0.3.2... Building imperative-edsl-vhdl-0.3.2... Failed to install imperative-edsl-vhdl-0.3.2 Build log ( /home/builder/.cabal/logs/imperative-edsl-vhdl-0.3.2.log ): cabal: Entering directory '/tmp/cabal-tmp-21130/imperative-edsl-vhdl-0.3.2' Configuring imperative-edsl-vhdl-0.3.2... Building imperative-edsl-vhdl-0.3.2... Preprocessing library imperative-edsl-vhdl-0.3.2... [1 of 9] Compiling Language.Embedded.VHDL.Expression.Hoist ( src/Language/Embedded/VHDL/Expression/Hoist.hs, dist/build/Language/Embedded/VHDL/Expression/Hoist.o ) [2 of 9] Compiling Language.Embedded.VHDL.Monad.Expression ( src/Language/Embedded/VHDL/Monad/Expression.hs, dist/build/Language/Embedded/VHDL/Monad/Expression.o ) [3 of 9] Compiling Language.Embedded.VHDL.Monad.Type ( src/Language/Embedded/VHDL/Monad/Type.hs, dist/build/Language/Embedded/VHDL/Monad/Type.o ) [4 of 9] Compiling Language.Embedded.VHDL.Monad ( src/Language/Embedded/VHDL/Monad.hs, dist/build/Language/Embedded/VHDL/Monad.o ) [5 of 9] Compiling Language.Embedded.VHDL.Expression.Represent ( src/Language/Embedded/VHDL/Expression/Represent.hs, dist/build/Language/Embedded/VHDL/Expression/Represent.o ) [6 of 9] Compiling Language.Embedded.VHDL.Interface ( src/Language/Embedded/VHDL/Interface.hs, dist/build/Language/Embedded/VHDL/Interface.o ) [7 of 9] Compiling Language.Embedded.VHDL.Expression ( src/Language/Embedded/VHDL/Expression.hs, dist/build/Language/Embedded/VHDL/Expression.o ) src/Language/Embedded/VHDL/Expression.hs:397:14: error: Not in scope: data constructor ‘Sel1’ src/Language/Embedded/VHDL/Expression.hs:398:14: error: Not in scope: data constructor ‘Sel2’ src/Language/Embedded/VHDL/Expression.hs:399:14: error: Not in scope: data constructor ‘Sel3’ src/Language/Embedded/VHDL/Expression.hs:400:14: error: Not in scope: data constructor ‘Sel4’ cabal: Leaving directory '/tmp/cabal-tmp-21130/imperative-edsl-vhdl-0.3.2' cabal: Error: some packages failed to install: imperative-edsl-vhdl-0.3.2 failed during the building phase. The exception was: ExitFailure 1 signals-0.2.0.2 depends on imperative-edsl-vhdl-0.3.2 which failed to install.