Warning: The install command is a part of the legacy v1 style of cabal usage. Please switch to using either the new project style and the new-install command or the legacy v1-install alias as new-style projects will become the default in the next version of cabal-install. Please file a bug if you cannot replicate a working v1- use case with the new-style commands. For more information, see: https://wiki.haskell.org/Cabal/NewBuild Resolving dependencies... Starting base-orphans-0.8 Starting cabal-doctest-1.0.6 Starting StateVar-1.1.1.1 Starting base-compat-0.10.5 Building StateVar-1.1.1.1 Building cabal-doctest-1.0.6 Building base-orphans-0.8 Building base-compat-0.10.5 Completed base-orphans-0.8 Starting cmdargs-0.10.20 Completed StateVar-1.1.1.1 Starting colour-2.3.4 Building cmdargs-0.10.20 Building colour-2.3.4 Completed cabal-doctest-1.0.6 Starting data-default-class-0.1.2.0 Building data-default-class-0.1.2.0 Completed data-default-class-0.1.2.0 Starting dlist-0.8.0.5 Building dlist-0.8.0.5 Completed base-compat-0.10.5 Starting hashable-1.2.7.0 Building hashable-1.2.7.0 Completed dlist-0.8.0.5 Starting haskell-src-exts-1.21.0 Completed colour-2.3.4 Starting integer-logarithms-1.0.2.2 Building haskell-src-exts-1.21.0 Building integer-logarithms-1.0.2.2 Completed hashable-1.2.7.0 Starting monad-loops-0.4.3 Building monad-loops-0.4.3 Completed integer-logarithms-1.0.2.2 Starting old-locale-1.0.0.7 Building old-locale-1.0.0.7 Completed monad-loops-0.4.3 Starting primitive-0.6.4.0 Completed old-locale-1.0.0.7 Starting random-1.1 Building primitive-0.6.4.0 Building random-1.1 Completed random-1.1 Starting semigroups-0.18.5 Building semigroups-0.18.5 Completed semigroups-0.18.5 Starting tagged-0.8.6 Building tagged-0.8.6 Completed cmdargs-0.10.20 Starting th-abstraction-0.2.10.0 Building th-abstraction-0.2.10.0 Completed tagged-0.8.6 Starting time-locale-compat-0.1.1.5 Building time-locale-compat-0.1.1.5 Completed time-locale-compat-0.1.1.5 Starting transformers-compat-0.6.2 Building transformers-compat-0.6.2 Completed primitive-0.6.4.0 Starting utf8-string-1.0.1.1 Completed th-abstraction-0.2.10.0 Starting contravariant-1.5 Building utf8-string-1.0.1.1 Building contravariant-1.5 Completed transformers-compat-0.6.2 Starting data-default-instances-containers-0.0.1 Building data-default-instances-containers-0.0.1 Completed data-default-instances-containers-0.0.1 Starting data-default-instances-dlist-0.0.1 Completed contravariant-1.5 Starting ansi-terminal-0.9 Building data-default-instances-dlist-0.0.1 Building ansi-terminal-0.9 Completed utf8-string-1.0.1.1 Starting unordered-containers-0.2.10.0 Completed data-default-instances-dlist-0.0.1 Starting psqueues-0.2.7.1 Building unordered-containers-0.2.10.0 Building psqueues-0.2.7.1 Completed ansi-terminal-0.9 Starting data-default-instances-old-locale-0.0.1 Building data-default-instances-old-locale-0.0.1 Completed data-default-instances-old-locale-0.0.1 Starting uuid-types-1.0.3 Building uuid-types-1.0.3 Completed psqueues-0.2.7.1 Starting distributive-0.6 Completed uuid-types-1.0.3 Starting vector-0.12.0.2 Building vector-0.12.0.2 Building distributive-0.6 Completed unordered-containers-0.2.10.0 Starting scientific-0.3.6.2 Building scientific-0.3.6.2 Completed distributive-0.6 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Completed scientific-0.3.6.2 Starting exceptions-0.10.0 Completed transformers-base-0.4.5.2 Starting ansi-wl-pprint-0.6.8.2 Building exceptions-0.10.0 Building ansi-wl-pprint-0.6.8.2 Completed ansi-wl-pprint-0.6.8.2 Starting data-default-0.7.1.1 Building data-default-0.7.1.1 Completed exceptions-0.10.0 Starting comonad-5.0.4 Completed data-default-0.7.1.1 Starting attoparsec-0.13.2.2 Building attoparsec-0.13.2.2 Building comonad-5.0.4 Completed comonad-5.0.4 Starting optparse-applicative-0.14.3.0 Building optparse-applicative-0.14.3.0 Completed attoparsec-0.13.2.2 Starting bifunctors-5.5.3 Building bifunctors-5.5.3 Completed optparse-applicative-0.14.3.0 Completed bifunctors-5.5.3 Starting profunctors-5.3 Starting semigroupoids-5.3.2 Completed vector-0.12.0.2 Building profunctors-5.3 Starting aeson-1.4.2.0 Building aeson-1.4.2.0 Building semigroupoids-5.3.2 Completed profunctors-5.3 Completed semigroupoids-5.3.2 Starting free-5.1 Building free-5.1 Completed aeson-1.4.2.0 Starting aeson-pretty-0.8.7 Building aeson-pretty-0.8.7 Completed free-5.1 Starting monad-dijkstra-0.1.1.2 Building monad-dijkstra-0.1.1.2 Completed aeson-pretty-0.8.7 Completed monad-dijkstra-0.1.1.2 Completed haskell-src-exts-1.21.0 Starting floskell-0.9.0 Building floskell-0.9.0 Failed to install floskell-0.9.0 Build log ( /home/builder/.cabal/logs/ghc-8.6.3/floskell-0.9.0-1PUmj566mzx8suCuSS8y9I.log ): cabal: Entering directory '/tmp/cabal-tmp-24634/floskell-0.9.0' Configuring floskell-0.9.0... Preprocessing library for floskell-0.9.0.. Building library for floskell-0.9.0.. [1 of 8] Compiling Floskell.Buffer ( src/Floskell/Buffer.hs, dist/build/Floskell/Buffer.o ) [2 of 8] Compiling Floskell.Config ( src/Floskell/Config.hs, dist/build/Floskell/Config.o ) [3 of 8] Compiling Floskell.Types ( src/Floskell/Types.hs, dist/build/Floskell/Types.o ) [4 of 8] Compiling Floskell.Styles ( src/Floskell/Styles.hs, dist/build/Floskell/Styles.o ) [5 of 8] Compiling Floskell.Printers ( src/Floskell/Printers.hs, dist/build/Floskell/Printers.o ) [6 of 8] Compiling Floskell.Pretty ( src/Floskell/Pretty.hs, dist/build/Floskell/Pretty.o ) src/Floskell/Pretty.hs:1371:18: error: Not in scope: data constructor ‘KindStar’ | 1371 | prettyPrint (KindStar _) = write "*" | ^^^^^^^^ src/Floskell/Pretty.hs:1373:18: error: Not in scope: data constructor ‘KindFn’ Perhaps you meant variable ‘linedFn’ (line 241) | 1373 | prettyPrint (KindFn _ kind kind') = do | ^^^^^^ src/Floskell/Pretty.hs:1378:18: error: Not in scope: data constructor ‘KindParen’ | 1378 | prettyPrint (KindParen _ kind) = parens $ pretty kind | ^^^^^^^^^ src/Floskell/Pretty.hs:1380:18: error: Not in scope: data constructor ‘KindVar’ Perhaps you meant ‘KindedVar’ (imported from Language.Haskell.Exts.Syntax) | 1380 | prettyPrint (KindVar _ qname) = pretty qname | ^^^^^^^ src/Floskell/Pretty.hs:1382:18: error: Not in scope: data constructor ‘KindApp’ | 1382 | prettyPrint (KindApp _ kind kind') = do | ^^^^^^^ src/Floskell/Pretty.hs:1387:18: error: Not in scope: data constructor ‘KindTuple’ | 1387 | prettyPrint (KindTuple _ kinds) = list Type "'(" ")" "," kinds | ^^^^^^^^^ src/Floskell/Pretty.hs:1389:18: error: Not in scope: data constructor ‘KindList’ | 1389 | prettyPrint (KindList _ kind) = group Type "'[" "]" $ pretty kind | ^^^^^^^^ cabal: Leaving directory '/tmp/cabal-tmp-24634/floskell-0.9.0' cabal: Error: some packages failed to install: floskell-0.9.0-1PUmj566mzx8suCuSS8y9I failed during the building phase. The exception was: ExitFailure 1