The build is unreachable.
Build log
> /tmp/stackage-build2454$ stack unpack bsb-http-chunked-0.0.0.4@sha256:0f97aaf6c0efc3b2355a150148ad8c35b39df85621f51180f43759e968ae67b6
Unpacked bsb-http-chunked-0.0.0.4 to /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4/
> /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4$ 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-build2454/bsb-http-chunked-0.0.0.4$ ./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/bsb-http-chunked-0.0.0.4 --htmldir=/home/circleci/project/builds/nightly/doc/bsb-http-chunked-0.0.0.4 --haddockdir=/home/circleci/project/builds/nightly/doc/bsb-http-chunked-0.0.0.4
Configuring bsb-http-chunked-0.0.0.4...
> /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4$ ./Setup build
Preprocessing library for bsb-http-chunked-0.0.0.4..
Building library for bsb-http-chunked-0.0.0.4..
[1 of 1] Compiling Data.ByteString.Builder.HTTP.Chunked ( Data/ByteString/Builder/HTTP/Chunked.hs, dist/build/Data/ByteString/Builder/HTTP/Chunked.o )
> /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181117/bsb-http-chunked-0.0.0.4-BCfmq0ia0s9IVjcrN1kyBv
> /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2454/bsb-http-chunked-0.0.0.4$ ./Setup register
Registering library for bsb-http-chunked-0.0.0.4..