Resolving dependencies... Starting cabal-doctest-1.0.8 Starting base-orphans-0.8.3 Starting cmdargs-0.10.20 Starting base-compat-0.11.2 Building cabal-doctest-1.0.8 Building base-orphans-0.8.3 Building cmdargs-0.10.20 Building base-compat-0.11.2 Completed cabal-doctest-1.0.8 Starting dlist-1.0 Building dlist-1.0 Completed base-orphans-0.8.3 Starting ghc-paths-0.1.0.12 Completed base-compat-0.11.2 Starting haddock-library-1.9.0 Building haddock-library-1.9.0 Completed dlist-1.0 Starting hashable-1.3.0.0 Building hashable-1.3.0.0 Building ghc-paths-0.1.0.12 Completed ghc-paths-0.1.0.12 Starting integer-logarithms-1.0.3.1 Building integer-logarithms-1.0.3.1 Completed hashable-1.3.0.0 Starting network-3.1.2.0 Completed integer-logarithms-1.0.3.1 Starting primitive-0.7.1.0 Completed haddock-library-1.9.0 Starting splitmix-0.1.0.3 Building primitive-0.7.1.0 Building splitmix-0.1.0.3 Building network-3.1.2.0 Completed splitmix-0.1.0.3 Starting tagged-0.8.6 Building tagged-0.8.6 Completed tagged-0.8.6 Starting th-abstraction-0.4.0.0 Completed cmdargs-0.10.20 Starting transformers-compat-0.6.6 Building th-abstraction-0.4.0.0 Building transformers-compat-0.6.6 Completed transformers-compat-0.6.6 Starting time-compat-1.9.4 Building time-compat-1.9.4 Completed network-3.1.2.0 Starting base-compat-batteries-0.11.2 Completed th-abstraction-0.4.0.0 Starting unordered-containers-0.2.13.0 Building base-compat-batteries-0.11.2 Building unordered-containers-0.2.13.0 Completed primitive-0.7.1.0 Starting data-fix-0.3.0 Building data-fix-0.3.0 Completed time-compat-1.9.4 Starting haddock-api-2.24.0 Completed data-fix-0.3.0 Starting random-1.2.0 Building haddock-api-2.24.0 Building random-1.2.0 Completed base-compat-batteries-0.11.2 Starting distributive-0.6.2 Failed to install haddock-api-2.24.0 Build log ( /home/builder/.cabal/logs/ghc-8.10.2/haddock-api-2.24.0-1ovb9TlWZuf1DVD0BPNmXU.log ): cabal: Entering directory '/tmp/cabal-tmp-12329/haddock-api-2.24.0' Configuring haddock-api-2.24.0... Preprocessing library for haddock-api-2.24.0.. Building library for haddock-api-2.24.0.. [ 1 of 40] Compiling Haddock.Backends.HaddockDB ( src/Haddock/Backends/HaddockDB.hs, dist/build/Haddock/Backends/HaddockDB.o, dist/build/Haddock/Backends/HaddockDB.dyn_o ) [ 2 of 40] Compiling Haddock.Backends.Hyperlinker.Types ( src/Haddock/Backends/Hyperlinker/Types.hs, dist/build/Haddock/Backends/Hyperlinker/Types.o, dist/build/Haddock/Backends/Hyperlinker/Types.dyn_o ) [ 3 of 40] Compiling Haddock.Backends.Xhtml.Types ( src/Haddock/Backends/Xhtml/Types.hs, dist/build/Haddock/Backends/Xhtml/Types.o, dist/build/Haddock/Backends/Xhtml/Types.dyn_o ) [ 4 of 40] Compiling Haddock.Syb ( src/Haddock/Syb.hs, dist/build/Haddock/Syb.o, dist/build/Haddock/Syb.dyn_o ) [ 5 of 40] Compiling Haddock.Types ( src/Haddock/Types.hs, dist/build/Haddock/Types.o, dist/build/Haddock/Types.dyn_o ) [ 6 of 40] Compiling Haddock.Parser ( src/Haddock/Parser.hs, dist/build/Haddock/Parser.o, dist/build/Haddock/Parser.dyn_o ) [ 7 of 40] Compiling Haddock.ModuleTree ( src/Haddock/ModuleTree.hs, dist/build/Haddock/ModuleTree.o, dist/build/Haddock/ModuleTree.dyn_o ) [ 8 of 40] Compiling Haddock.Interface.Specialize ( src/Haddock/Interface/Specialize.hs, dist/build/Haddock/Interface/Specialize.o, dist/build/Haddock/Interface/Specialize.dyn_o ) [ 9 of 40] Compiling Haddock.Interface.ParseModuleHeader ( src/Haddock/Interface/ParseModuleHeader.hs, dist/build/Haddock/Interface/ParseModuleHeader.o, dist/build/Haddock/Interface/ParseModuleHeader.dyn_o ) [10 of 40] Compiling Haddock.Interface.LexParseRn ( src/Haddock/Interface/LexParseRn.hs, dist/build/Haddock/Interface/LexParseRn.o, dist/build/Haddock/Interface/LexParseRn.dyn_o ) [11 of 40] Compiling Haddock.GhcUtils ( src/Haddock/GhcUtils.hs, dist/build/Haddock/GhcUtils.o, dist/build/Haddock/GhcUtils.dyn_o ) src/Haddock/GhcUtils.hs:60:42: error: • Could not deduce: p ~ GhcPass p0 from the context: (SrcSpanLess (LPat p) ~ Pat p, HasSrcSpan (LPat p)) bound by the type signature for: getMainDeclBinder :: forall p. (SrcSpanLess (LPat p) ~ Pat p, HasSrcSpan (LPat p)) => HsDecl p -> [IdP p] at src/Haddock/GhcUtils.hs:(58,1)-(59,40) ‘p’ is a rigid type variable bound by the type signature for: getMainDeclBinder :: forall p. (SrcSpanLess (LPat p) ~ Pat p, HasSrcSpan (LPat p)) => HsDecl p -> [IdP p] at src/Haddock/GhcUtils.hs:(58,1)-(59,40) Expected type: TyClDecl (GhcPass p0) Actual type: TyClDecl p • In the first argument of ‘tcdName’, namely ‘d’ In the expression: tcdName d In the expression: [tcdName d] • Relevant bindings include d :: TyClDecl p (bound at src/Haddock/GhcUtils.hs:60:28) getMainDeclBinder :: HsDecl p -> [IdP p] (bound at src/Haddock/GhcUtils.hs:60:1) | 60 | getMainDeclBinder (TyClD _ d) = [tcdName d] | ^ cabal: Leaving directory '/tmp/cabal-tmp-12329/haddock-api-2.24.0' Starting vector-0.12.1.2 Building vector-0.12.1.2 Building distributive-0.6.2 Completed random-1.2.0 Completed distributive-0.6.2 Completed unordered-containers-0.2.13.0 Completed vector-0.12.1.2 cabal: Error: some packages failed to install: haddock-api-2.24.0-1ovb9TlWZuf1DVD0BPNmXU failed during the building phase. The exception was: ExitFailure 1 hdocs-0.5.5.0-3lUFiLz386B75M2NV4ZJcD depends on hdocs-0.5.5.0 which failed to install.