The build is unreachable.

Build log

> /tmp/stackage-build2455$ stack unpack http-client-0.5.13.1@sha256:b0e5f15f7a13d642722c8a5e0102b6d07d0c75633c67b7143c39872bca7eab2a
Unpacked http-client-0.5.13.1 to /tmp/stackage-build2455/http-client-0.5.13.1/
> /tmp/stackage-build2455/http-client-0.5.13.1$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
[1 of 1] Compiling Main             ( Setup.hs, Setup.o )
Linking Setup ...
> /tmp/stackage-build2455/http-client-0.5.13.1$ ./Setup configure --package-db=clear --package-db=global --package-db=/home/circleci/project/builds/nightly/pkgdb --libdir=/home/circleci/project/builds/nightly/lib --bindir=/home/circleci/project/builds/nightly/bin --datadir=/home/circleci/project/builds/nightly/share --libexecdir=/home/circleci/project/builds/nightly/libexec --sysconfdir=/home/circleci/project/builds/nightly/etc --docdir=/home/circleci/project/builds/nightly/doc/http-client-0.5.13.1 --htmldir=/home/circleci/project/builds/nightly/doc/http-client-0.5.13.1 --haddockdir=/home/circleci/project/builds/nightly/doc/http-client-0.5.13.1
Configuring http-client-0.5.13.1...
> /tmp/stackage-build2455/http-client-0.5.13.1$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2455/http-client-0.5.13.1$ ./Setup build
Preprocessing library for http-client-0.5.13.1..
Building library for http-client-0.5.13.1..
[ 1 of 19] Compiling Data.KeyedPool   ( Data/KeyedPool.hs, dist/build/Data/KeyedPool.o )
[ 2 of 19] Compiling Network.HTTP.Client.Types ( Network/HTTP/Client/Types.hs, dist/build/Network/HTTP/Client/Types.o )
[ 3 of 19] Compiling Network.HTTP.Client.Connection ( Network/HTTP/Client/Connection.hs, dist/build/Network/HTTP/Client/Connection.o )
[ 4 of 19] Compiling Network.HTTP.Client.Headers ( Network/HTTP/Client/Headers.hs, dist/build/Network/HTTP/Client/Headers.o )
[ 5 of 19] Compiling Network.HTTP.Client.Body ( Network/HTTP/Client/Body.hs, dist/build/Network/HTTP/Client/Body.o )
[ 6 of 19] Compiling Network.HTTP.Client.Util ( Network/HTTP/Client/Util.hs, dist/build/Network/HTTP/Client/Util.o )
[ 7 of 19] Compiling Network.HTTP.Client.Request ( Network/HTTP/Client/Request.hs, dist/build/Network/HTTP/Client/Request.o )
[ 8 of 19] Compiling Network.HTTP.Client.Response ( Network/HTTP/Client/Response.hs, dist/build/Network/HTTP/Client/Response.o )
[ 9 of 19] Compiling Network.HTTP.Proxy ( Network/HTTP/Proxy.hs, dist/build/Network/HTTP/Proxy.o )
[10 of 19] Compiling Network.HTTP.Client.Manager ( Network/HTTP/Client/Manager.hs, dist/build/Network/HTTP/Client/Manager.o )
[11 of 19] Compiling Network.PublicSuffixList.Types ( publicsuffixlist/Network/PublicSuffixList/Types.hs, dist/build/Network/PublicSuffixList/Types.o )
[12 of 19] Compiling Network.PublicSuffixList.Serialize ( publicsuffixlist/Network/PublicSuffixList/Serialize.hs, dist/build/Network/PublicSuffixList/Serialize.o )
[13 of 19] Compiling Network.PublicSuffixList.DataStructure ( publicsuffixlist/Network/PublicSuffixList/DataStructure.hs, dist/build/Network/PublicSuffixList/DataStructure.o )
[14 of 19] Compiling Network.PublicSuffixList.Lookup ( publicsuffixlist/Network/PublicSuffixList/Lookup.hs, dist/build/Network/PublicSuffixList/Lookup.o )
[15 of 19] Compiling Network.HTTP.Client.Cookies ( Network/HTTP/Client/Cookies.hs, dist/build/Network/HTTP/Client/Cookies.o )
[16 of 19] Compiling Network.HTTP.Client.Core ( Network/HTTP/Client/Core.hs, dist/build/Network/HTTP/Client/Core.o )
[17 of 19] Compiling Network.HTTP.Client.Internal ( Network/HTTP/Client/Internal.hs, dist/build/Network/HTTP/Client/Internal.o )
[18 of 19] Compiling Network.HTTP.Client ( Network/HTTP/Client.hs, dist/build/Network/HTTP/Client.o )
[19 of 19] Compiling Network.HTTP.Client.MultipartFormData ( Network/HTTP/Client/MultipartFormData.hs, dist/build/Network/HTTP/Client/MultipartFormData.o )
> /tmp/stackage-build2455/http-client-0.5.13.1$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2455/http-client-0.5.13.1$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181122/http-client-0.5.13.1-5rBUIFKA8clFyl2rKZwchD
> /tmp/stackage-build2455/http-client-0.5.13.1$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2455/http-client-0.5.13.1$ ./Setup register
Registering library for http-client-0.5.13.1..