The build is unreachable.

Build log

> /tmp/stackage-build2451$ stack unpack load-env-0.2.0.2@sha256:1cc305683eea4791d632f3acbf0c3373cf760717eeaeef373c17a8709221ab93
Unpacked load-env-0.2.0.2 to /tmp/stackage-build2451/load-env-0.2.0.2/
> /tmp/stackage-build2451/load-env-0.2.0.2$ 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-build2451/load-env-0.2.0.2$ ./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/load-env-0.2.0.2 --htmldir=/home/circleci/project/builds/nightly/doc/load-env-0.2.0.2 --haddockdir=/home/circleci/project/builds/nightly/doc/load-env-0.2.0.2
Configuring load-env-0.2.0.2...
> /tmp/stackage-build2451/load-env-0.2.0.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/load-env-0.2.0.2$ ./Setup build
Preprocessing library for load-env-0.2.0.2..
Building library for load-env-0.2.0.2..
[1 of 3] Compiling LoadEnv.Parse    ( src/LoadEnv/Parse.hs, dist/build/LoadEnv/Parse.o )
[2 of 3] Compiling LoadEnv          ( src/LoadEnv.hs, dist/build/LoadEnv.o )
[3 of 3] Compiling Paths_load_env   ( dist/build/autogen/Paths_load_env.hs, dist/build/Paths_load_env.o )
> /tmp/stackage-build2451/load-env-0.2.0.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/load-env-0.2.0.2$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181121/load-env-0.2.0.2-KpdGObRvb8fEmqhrM6AYgS
> /tmp/stackage-build2451/load-env-0.2.0.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/load-env-0.2.0.2$ ./Setup register
Registering library for load-env-0.2.0.2..