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... Warning: The following packages are likely to be broken by the reinstalls: parsec-3.1.13.0 Cabal-2.4.0.1 Continuing even though the plan contains dangerous reinstalls. Starting cabal-doctest-1.0.8 Starting call-stack-0.2.0 Starting base-orphans-0.8.1 Starting base-compat-0.11.0 Building base-orphans-0.8.1 Building cabal-doctest-1.0.8 Building call-stack-0.2.0 Building base-compat-0.11.0 Completed call-stack-0.2.0 Starting data-default-class-0.1.2.0 Completed base-orphans-0.8.1 Starting dlist-0.8.0.7 Building data-default-class-0.1.2.0 Building dlist-0.8.0.7 Completed cabal-doctest-1.0.8 Starting hashable-1.3.0.0 Building hashable-1.3.0.0 Completed data-default-class-0.1.2.0 Starting haskell-src-exts-1.22.0 Building haskell-src-exts-1.22.0 Completed dlist-0.8.0.7 Starting integer-logarithms-1.0.3 Building integer-logarithms-1.0.3 Completed integer-logarithms-1.0.3 Starting newtype-0.2.2.0 Completed hashable-1.3.0.0 Starting old-locale-1.0.0.7 Building newtype-0.2.2.0 Completed base-compat-0.11.0 Starting parallel-3.2.2.0 Building old-locale-1.0.0.7 Building parallel-3.2.2.0 Completed newtype-0.2.2.0 Starting random-1.1 Completed old-locale-1.0.0.7 Starting reflection-2.1.5 Building random-1.1 Building reflection-2.1.5 Completed parallel-3.2.2.0 Starting safe-0.3.18 Building safe-0.3.18 Completed random-1.1 Starting semigroups-0.19.1 Building semigroups-0.19.1 Completed semigroups-0.19.1 Starting syb-0.7.1 Completed reflection-2.1.5 Starting th-abstraction-0.3.1.0 Building syb-0.7.1 Completed safe-0.3.18 Starting transformers-0.5.6.2 Building th-abstraction-0.3.1.0 Building transformers-0.5.6.2 Completed syb-0.7.1 Starting type-equality-1 Building type-equality-1 Completed th-abstraction-0.3.1.0 Starting unbounded-delays-0.1.1.0 Completed type-equality-1 Starting void-0.7.3 Building unbounded-delays-0.1.1.0 Building void-0.7.3 Completed unbounded-delays-0.1.1.0 Starting time-compat-1.9.2.2 Completed void-0.7.3 Starting data-default-instances-containers-0.0.1 Building time-compat-1.9.2.2 Building data-default-instances-containers-0.0.1 Completed data-default-instances-containers-0.0.1 Starting data-default-instances-dlist-0.0.1 Building data-default-instances-dlist-0.0.1 Completed data-default-instances-dlist-0.0.1 Starting unordered-containers-0.2.10.0 Building unordered-containers-0.2.10.0 Completed time-compat-1.9.2.2 Starting data-default-instances-old-locale-0.0.1 Building data-default-instances-old-locale-0.0.1 Completed transformers-0.5.6.2 Starting uuid-types-1.0.3 Completed data-default-instances-old-locale-0.0.1 Starting splitmix-0.0.3 Building uuid-types-1.0.3 Building splitmix-0.0.3 Completed splitmix-0.0.3 Starting th-expand-syns-0.4.5.0 Completed uuid-types-1.0.3 Starting th-lift-0.8.1 Building th-expand-syns-0.4.5.0 Building th-lift-0.8.1 Completed th-expand-syns-0.4.5.0 Starting transformers-compat-0.6.5 Completed th-lift-0.8.1 Starting tagged-0.8.6 Building transformers-compat-0.6.5 Building tagged-0.8.6 Completed unordered-containers-0.2.10.0 Starting ref-tf-0.4.0.2 Building ref-tf-0.4.0.2 Completed transformers-compat-0.6.5 Starting primitive-0.7.0.0 Completed tagged-0.8.6 Starting newtype-generics-0.5.4 Building primitive-0.7.0.0 Completed ref-tf-0.4.0.2 Starting mtl-2.2.2 Building newtype-generics-0.5.4 Building mtl-2.2.2 Completed newtype-generics-0.5.4 Starting StateVar-1.2 Building StateVar-1.2 Completed StateVar-1.2 Starting data-default-0.7.1.1 Completed mtl-2.2.2 Starting QuickCheck-2.13.2 Building data-default-0.7.1.1 Building QuickCheck-2.13.2 Completed data-default-0.7.1.1 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Completed transformers-base-0.4.5.2 Starting exception-transformers-0.4.0.8 Building exception-transformers-0.4.0.8 Completed exception-transformers-0.4.0.8 Starting distributive-0.6.1 Completed primitive-0.7.0.0 Starting MemoTrie-0.6.10 Building MemoTrie-0.6.10 Building distributive-0.6.1 Completed MemoTrie-0.6.10 Starting contravariant-1.5.2 Building contravariant-1.5.2 Completed distributive-0.6.1 Starting th-reify-many-0.1.9 Building th-reify-many-0.1.9 Completed contravariant-1.5.2 Starting exceptions-0.10.4 Building exceptions-0.10.4 Completed th-reify-many-0.1.9 Starting constraints-0.11.2 Building constraints-0.11.2 Completed exceptions-0.10.4 Starting monad-control-1.0.2.3 Building monad-control-1.0.2.3 Completed QuickCheck-2.13.2 Starting vector-0.12.0.3 Building vector-0.12.0.3 Completed monad-control-1.0.2.3 Starting scientific-0.3.6.2 Building scientific-0.3.6.2 Completed constraints-0.11.2 Starting comonad-5.0.6 Building comonad-5.0.6 Completed scientific-0.3.6.2 Starting attoparsec-0.13.2.3 Building attoparsec-0.13.2.3 Completed comonad-5.0.6 Starting bifunctors-5.5.6 Building bifunctors-5.5.6 Completed attoparsec-0.13.2.3 Completed bifunctors-5.5.6 Starting semigroupoids-5.3.4 Starting profunctors-5.5.1 Building profunctors-5.5.1 Building semigroupoids-5.3.4 Completed vector-0.12.0.3 Starting assoc-1.0.1 Completed profunctors-5.5.1 Starting witherable-0.3.1 Building assoc-1.0.1 Building witherable-0.3.1 Completed assoc-1.0.1 Starting th-lift-instances-0.1.14 Building th-lift-instances-0.1.14 Completed semigroupoids-5.3.4 Starting aeson-1.4.6.0 Completed witherable-0.3.1 Starting invariant-0.5.3 Completed th-lift-instances-0.1.14 Starting free-5.1.3 Building aeson-1.4.6.0 Building invariant-0.5.3 Building free-5.1.3 Completed invariant-0.5.3 Starting th-orphans-0.13.9 Building th-orphans-0.13.9 Completed haskell-src-exts-1.22.0 Completed th-orphans-0.13.9 Starting haskell-src-meta-0.8.5 Building haskell-src-meta-0.8.5 Completed free-5.1.3 Starting adjunctions-4.4 Building adjunctions-4.4 Completed haskell-src-meta-0.8.5 Completed adjunctions-4.4 Starting kan-extensions-5.2 Building kan-extensions-5.2 Completed aeson-1.4.6.0 Starting constraints-extras-0.3.0.2 Starting these-1.0.1 Building these-1.0.1 Building constraints-extras-0.3.0.2 Completed kan-extensions-5.2 Starting lens-4.18.1 Completed constraints-extras-0.3.0.2 Starting dependent-sum-0.6.2.0 Building lens-4.18.1 Completed these-1.0.1 Starting semialign-1.1 Building dependent-sum-0.6.2.0 Building semialign-1.1 Completed dependent-sum-0.6.2.0 Starting prim-uniq-0.1.0.1 Starting dependent-map-0.3 Building prim-uniq-0.1.0.1 Building dependent-map-0.3 Completed semialign-1.1 Completed prim-uniq-0.1.0.1 Completed dependent-map-0.3 Completed lens-4.18.1 Starting monoidal-containers-0.6.0.1 Building monoidal-containers-0.6.0.1 Completed monoidal-containers-0.6.0.1 Starting patch-0.0.2.0 Building patch-0.0.2.0 Completed patch-0.0.2.0 Downloading reflex-0.6.4 Downloaded reflex-0.6.4 Starting reflex-0.6.4 Building reflex-0.6.4 Completed reflex-0.6.4