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 libiserv-8.6.1 ghci-8.6.1 ghc-8.6.1 ghc-boot-8.6.1 Continuing even though the plan contains dangerous reinstalls. Starting StateVar-1.1.1.1 Starting auto-update-0.1.4 Building auto-update-0.1.4 Building StateVar-1.1.1.1 Completed auto-update-0.1.4 Starting base-compat-0.10.5 Completed StateVar-1.1.1.1 Starting base-orphans-0.8 Building base-compat-0.10.5 Building base-orphans-0.8 Completed base-orphans-0.8 Starting cabal-doctest-1.0.6 Building cabal-doctest-1.0.6 Completed cabal-doctest-1.0.6 Starting call-stack-0.1.0 Building call-stack-0.1.0 Completed base-compat-0.10.5 Starting containers-0.5.11.0 Building containers-0.5.11.0 Completed call-stack-0.1.0 Starting dlist-0.8.0.5 Building dlist-0.8.0.5 Completed dlist-0.8.0.5 Starting integer-logarithms-1.0.2.2 Building integer-logarithms-1.0.2.2 Completed integer-logarithms-1.0.2.2 Starting network-2.8.0.0 Building network-2.8.0.0 Completed network-2.8.0.0 Starting primitive-0.6.4.0 Building primitive-0.6.4.0 Completed primitive-0.6.4.0 Starting random-1.1 Building random-1.1 Completed random-1.1 Starting reflection-2.1.4 Building reflection-2.1.4 Completed containers-0.5.11.0 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 reflection-2.1.4 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 Completed tagged-0.8.6 Starting unliftio-core-0.1.2.0 Building transformers-compat-0.6.2 Building unliftio-core-0.1.2.0 Completed unliftio-core-0.1.2.0 Starting void-0.7.2 Building void-0.7.2 Completed transformers-compat-0.6.2 Starting contravariant-1.5 Completed void-0.7.2 Starting vector-0.12.0.1 Building contravariant-1.5 Building vector-0.12.0.1 Completed contravariant-1.5 Starting th-abstraction-0.2.8.0 Building th-abstraction-0.2.8.0 Completed th-abstraction-0.2.8.0 Starting parallel-3.2.2.0 Building parallel-3.2.2.0 Completed parallel-3.2.2.0 Starting binary-0.8.6.0 Building binary-0.8.6.0 Completed binary-0.8.6.0 Starting distributive-0.6 Building distributive-0.6 Completed distributive-0.6 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Completed transformers-base-0.4.5.2 Starting exceptions-0.10.0 Building exceptions-0.10.0 Completed vector-0.12.0.1 Starting text-1.2.3.1 Building text-1.2.3.1 Completed exceptions-0.10.0 Starting comonad-5.0.4 Building comonad-5.0.4 Completed comonad-5.0.4 Starting resourcet-1.2.2 Building resourcet-1.2.2 Completed resourcet-1.2.2 Starting bifunctors-5.5.3 Building bifunctors-5.5.3 Completed text-1.2.3.1 Starting hashable-1.2.7.0 Building hashable-1.2.7.0 Completed bifunctors-5.5.3 Starting profunctors-5.3 Completed hashable-1.2.7.0 Starting uuid-types-1.0.3 Building profunctors-5.3 Building uuid-types-1.0.3 Completed uuid-types-1.0.3 Starting unordered-containers-0.2.9.0 Building unordered-containers-0.2.9.0 Completed profunctors-5.3 Starting scientific-0.3.6.2 Building scientific-0.3.6.2 Completed unordered-containers-0.2.9.0 Starting generic-lens-1.1.0.0 Building generic-lens-1.1.0.0 Completed scientific-0.3.6.2 Starting semigroupoids-5.3.1 Building semigroupoids-5.3.1 Completed generic-lens-1.1.0.0 Starting invariant-0.5.1 Building invariant-0.5.1 Completed semigroupoids-5.3.1 Starting buffer-builder-0.2.4.7 Completed invariant-0.5.1 Starting attoparsec-0.13.2.2 Building buffer-builder-0.2.4.7 Building attoparsec-0.13.2.2 Completed buffer-builder-0.2.4.7 Starting free-5.1 Building free-5.1 Completed attoparsec-0.13.2.2 Starting aeson-1.4.2.0 Building aeson-1.4.2.0 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 Completed aeson-1.4.2.0 Building lens-4.17 Completed lens-4.17 Starting arbor-monad-metric-0.0.4 Starting arbor-datadog-0.0.0.1 Building arbor-monad-metric-0.0.4 Building arbor-datadog-0.0.0.1 Completed arbor-monad-metric-0.0.4 Completed arbor-datadog-0.0.0.1 Downloading arbor-monad-metric-datadog-0.0.3 Downloaded arbor-monad-metric-datadog-0.0.3 Starting arbor-monad-metric-datadog-0.0.3 Building arbor-monad-metric-datadog-0.0.3 Completed arbor-monad-metric-datadog-0.0.3