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 StateVar-1.2 Starting cabal-doctest-1.0.8 Starting dec-0.0.3 Starting base-orphans-0.8.1 Building StateVar-1.2 Building dec-0.0.3 Building cabal-doctest-1.0.8 Building base-orphans-0.8.1 Completed dec-0.0.3 Starting hashable-1.3.0.0 Completed base-orphans-0.8.1 Starting random-1.1 Completed StateVar-1.2 Starting semigroups-0.19.1 Building hashable-1.3.0.0 Building random-1.1 Building semigroups-0.19.1 Completed cabal-doctest-1.0.8 Starting tagged-0.8.6 Building tagged-0.8.6 Completed semigroups-0.19.1 Starting th-abstraction-0.3.1.0 Building th-abstraction-0.3.1.0 Completed hashable-1.3.0.0 Starting transformers-compat-0.6.5 Completed random-1.1 Starting void-0.7.3 Building transformers-compat-0.6.5 Building void-0.7.3 Completed tagged-0.8.6 Starting contravariant-1.5.2 Building contravariant-1.5.2 Completed void-0.7.3 Starting unordered-containers-0.2.10.0 Building unordered-containers-0.2.10.0 Completed th-abstraction-0.3.1.0 Starting splitmix-0.0.3 Completed transformers-compat-0.6.5 Starting distributive-0.6.1 Building splitmix-0.0.3 Completed contravariant-1.5.2 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Completed splitmix-0.0.3 Starting exceptions-0.10.3 Building distributive-0.6.1 Building exceptions-0.10.3 Completed transformers-base-0.4.5.2 Starting QuickCheck-2.13.2 Building QuickCheck-2.13.2 Completed distributive-0.6.1 Starting comonad-5.0.6 Completed exceptions-0.10.3 Completed unordered-containers-0.2.10.0 Building comonad-5.0.6 Completed comonad-5.0.6 Starting bifunctors-5.5.6 Building bifunctors-5.5.6 Completed bifunctors-5.5.6 Starting profunctors-5.5.1 Starting semigroupoids-5.3.4 Completed QuickCheck-2.13.2 Starting fin-0.1.1 Building profunctors-5.5.1 Building fin-0.1.1 Building semigroupoids-5.3.4 Completed fin-0.1.1 Completed profunctors-5.5.1 Completed semigroupoids-5.3.4 Starting free-5.1.3 Building free-5.1.3 Completed free-5.1.3 Starting adjunctions-4.4 Building adjunctions-4.4 Completed adjunctions-4.4 Starting vec-0.3 Building vec-0.3 Completed vec-0.3