Resolving dependencies... Starting StateVar-1.2.2 Starting indexed-traversable-0.1.2 Starting base-orphans-0.8.6 Starting splitmix-0.1.0.4 Building StateVar-1.2.2 Building indexed-traversable-0.1.2 Building base-orphans-0.8.6 Building splitmix-0.1.0.4 Completed StateVar-1.2.2 Starting tagged-0.8.6.1 Building tagged-0.8.6.1 Completed splitmix-0.1.0.4 Starting th-abstraction-0.4.3.0 Building th-abstraction-0.4.3.0 Completed indexed-traversable-0.1.2 Starting transformers-compat-0.7.1 Building transformers-compat-0.7.1 Completed tagged-0.8.6.1 Starting contravariant-1.5.5 Completed base-orphans-0.8.6 Starting random-1.2.1 Building contravariant-1.5.5 Building random-1.2.1 Completed th-abstraction-0.4.3.0 Starting hashable-1.4.0.2 Completed transformers-compat-0.7.1 Starting distributive-0.6.2.1 Building hashable-1.4.0.2 Completed contravariant-1.5.5 Building distributive-0.6.2.1 Completed distributive-0.6.2.1 Starting comonad-5.0.8 Building comonad-5.0.8 Completed hashable-1.4.0.2 Starting unordered-containers-0.2.17.0 Building unordered-containers-0.2.17.0 Completed random-1.2.1 Starting QuickCheck-2.14.2 Completed comonad-5.0.8 Starting bifunctors-5.5.11 Building QuickCheck-2.14.2 Building bifunctors-5.5.11 Completed unordered-containers-0.2.17.0 Completed bifunctors-5.5.11 Starting semigroupoids-5.3.7 Building semigroupoids-5.3.7 Completed QuickCheck-2.14.2 Completed semigroupoids-5.3.7 Downloading checkers-0.6.0 Downloaded checkers-0.6.0 Starting checkers-0.6.0 Building checkers-0.6.0 Completed checkers-0.6.0