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: Cabal-2.4.0.1 libiserv-8.6.3 ghci-8.6.3 ghc-8.6.3 ghc-boot-8.6.3 Continuing even though the plan contains dangerous reinstalls. Starting appar-0.1.7 Starting auto-update-0.1.4 Starting StateVar-1.1.1.1 Starting base-orphans-0.8 Building StateVar-1.1.1.1 Building appar-0.1.7 Building auto-update-0.1.4 Building base-orphans-0.8 Completed base-orphans-0.8 Starting bsb-http-chunked-0.0.0.4 Completed StateVar-1.1.1.1 Starting byteorder-1.0.4 Completed appar-0.1.7 Starting cabal-doctest-1.0.6 Building bsb-http-chunked-0.0.0.4 Completed auto-update-0.1.4 Starting call-stack-0.1.0 Building byteorder-1.0.4 Building cabal-doctest-1.0.6 Building call-stack-0.1.0 Completed bsb-http-chunked-0.0.0.4 Starting containers-0.5.11.0 Completed byteorder-1.0.4 Starting integer-logarithms-1.0.2.2 Completed call-stack-0.1.0 Starting network-2.8.0.0 Building containers-0.5.11.0 Building integer-logarithms-1.0.2.2 Completed cabal-doctest-1.0.6 Starting network-byte-order-0.0.0.0 Building network-byte-order-0.0.0.0 Completed integer-logarithms-1.0.2.2 Starting primitive-0.6.4.0 Building primitive-0.6.4.0 Completed network-byte-order-0.0.0.0 Starting random-1.1 Building network-2.8.0.0 Building random-1.1 Completed random-1.1 Starting reflection-2.1.4 Building reflection-2.1.4 Completed network-2.8.0.0 Starting semigroups-0.18.5 Completed reflection-2.1.4 Starting tagged-0.8.6 Building semigroups-0.18.5 Building tagged-0.8.6 Completed semigroups-0.18.5 Starting transformers-compat-0.6.2 Building transformers-compat-0.6.2 Completed primitive-0.6.4.0 Starting unix-compat-0.5.1 Building unix-compat-0.5.1 Completed tagged-0.8.6 Starting utf8-string-1.0.1.1 Building utf8-string-1.0.1.1 Completed unix-compat-0.5.1 Starting void-0.7.2 Completed transformers-compat-0.6.2 Starting word8-0.1.3 Building void-0.7.2 Building word8-0.1.3 Completed void-0.7.2 Starting zlib-0.6.2 Building zlib-0.6.2 Completed word8-0.1.3 Starting contravariant-1.5 Completed utf8-string-1.0.1.1 Starting simple-sendfile-0.2.28 Building contravariant-1.5 Building simple-sendfile-0.2.28 Completed simple-sendfile-0.2.28 Starting vector-0.12.0.2 Building vector-0.12.0.2 Completed contravariant-1.5 Starting distributive-0.6 Completed zlib-0.6.2 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Building distributive-0.6 Completed transformers-base-0.4.5.2 Starting exceptions-0.10.0 Building exceptions-0.10.0 Completed distributive-0.6 Completed exceptions-0.10.0 Completed containers-0.5.11.0 Starting th-abstraction-0.2.10.0 Starting parallel-3.2.2.0 Starting iproute-1.7.7 Building th-abstraction-0.2.10.0 Building parallel-3.2.2.0 Building iproute-1.7.7 Completed parallel-3.2.2.0 Starting comonad-5.0.4 Completed th-abstraction-0.2.10.0 Starting binary-0.8.6.0 Completed iproute-1.7.7 Starting deriving-compat-0.5.4 Building binary-0.8.6.0 Building deriving-compat-0.5.4 Building comonad-5.0.4 Completed comonad-5.0.4 Starting bifunctors-5.5.3 Building bifunctors-5.5.3 Completed binary-0.8.6.0 Starting text-1.2.3.1 Building text-1.2.3.1 Completed vector-0.12.0.2 Completed deriving-compat-0.5.4 Completed bifunctors-5.5.3 Starting profunctors-5.3 Building profunctors-5.3 Completed profunctors-5.3 Completed text-1.2.3.1 Starting hashable-1.2.7.0 Starting parsec-3.1.13.0 Starting tagsoup-0.13.10 Building hashable-1.2.7.0 Building parsec-3.1.13.0 Building tagsoup-0.13.10 Completed hashable-1.2.7.0 Starting unordered-containers-0.2.10.0 Starting scientific-0.3.6.2 Building scientific-0.3.6.2 Building unordered-containers-0.2.10.0 Completed parsec-3.1.13.0 Starting psqueues-0.2.7.1 Building psqueues-0.2.7.1 Completed scientific-0.3.6.2 Starting case-insensitive-1.2.0.11 Building case-insensitive-1.2.0.11 Completed case-insensitive-1.2.0.11 Starting async-2.2.1 Building async-2.2.1 Completed tagsoup-0.13.10 Starting network-uri-2.6.1.0 Building network-uri-2.6.1.0 Completed psqueues-0.2.7.1 Starting attoparsec-0.13.2.2 Completed unordered-containers-0.2.10.0 Starting http-types-0.12.2 Building attoparsec-0.13.2.2 Completed async-2.2.1 Starting tagsoup-selection-0.1.0.1 Building http-types-0.12.2 Building tagsoup-selection-0.1.0.1 Completed network-uri-2.6.1.0 Starting http2-1.6.4 Building http2-1.6.4 Completed http-types-0.12.2 Starting vault-0.3.1.2 Building vault-0.3.1.2 Completed tagsoup-selection-0.1.0.1 Starting semigroupoids-5.3.2 Completed vault-0.3.1.2 Starting invariant-0.5.1 Building invariant-0.5.1 Building semigroupoids-5.3.2 Completed attoparsec-0.13.2.2 Starting streaming-commons-0.2.1.0 Building streaming-commons-0.2.1.0 Completed invariant-0.5.1 Starting HTTP-4000.3.12 Building HTTP-4000.3.12 Completed http2-1.6.4 Starting wai-3.2.2 Building wai-3.2.2 Completed streaming-commons-0.2.1.0 Starting http-date-0.0.8 Building http-date-0.0.8 Completed wai-3.2.2 Completed semigroupoids-5.3.2 Starting free-5.1 Building free-5.1 Completed http-date-0.0.8 Starting warp-3.2.26 Building warp-3.2.26 Completed HTTP-4000.3.12 Completed warp-3.2.26 Completed free-5.1 Starting adjunctions-4.4 Building adjunctions-4.4 Completed adjunctions-4.4 Starting kan-extensions-5.2 Building kan-extensions-5.2 Completed kan-extensions-5.2 Starting lens-4.17 Building lens-4.17 Completed lens-4.17 Starting metar-0.0.2 Building metar-0.0.2 Completed metar-0.0.2 Downloading metar-http-0.0.3 Downloaded metar-http-0.0.3 Starting metar-http-0.0.3 Building metar-http-0.0.3 Completed metar-http-0.0.3