The build is unreachable.

Build log

> /tmp/stackage-build2452$ stack unpack web-routes-0.27.14.2@sha256:54f6b55b92f58c38d0666850c2252a9f789074c8eff6b332a6321807e0bf9d78
Unpacked web-routes-0.27.14.2 to /tmp/stackage-build2452/web-routes-0.27.14.2/
> /tmp/stackage-build2452/web-routes-0.27.14.2$ 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-build2452/web-routes-0.27.14.2$ ./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/web-routes-0.27.14.2 --htmldir=/home/circleci/project/builds/nightly/doc/web-routes-0.27.14.2 --haddockdir=/home/circleci/project/builds/nightly/doc/web-routes-0.27.14.2
Configuring web-routes-0.27.14.2...
> /tmp/stackage-build2452/web-routes-0.27.14.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2452/web-routes-0.27.14.2$ ./Setup build
Preprocessing library for web-routes-0.27.14.2..
Building library for web-routes-0.27.14.2..
[1 of 6] Compiling Web.Routes.Base  ( Web/Routes/Base.hs, dist/build/Web/Routes/Base.o )
[2 of 6] Compiling Web.Routes.RouteT ( Web/Routes/RouteT.hs, dist/build/Web/Routes/RouteT.o )

Web/Routes/RouteT.hs:20:1: warning: [-Wdeprecations]
    Module ‘Control.Monad.Error’ is deprecated:
      Use "Control.Monad.Except" instead
   |
20 | import Control.Monad.Error (MonadError(throwError, catchError))
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[3 of 6] Compiling Web.Routes.Site  ( Web/Routes/Site.hs, dist/build/Web/Routes/Site.o )
[4 of 6] Compiling Web.Routes.PathInfo ( Web/Routes/PathInfo.hs, dist/build/Web/Routes/PathInfo.o )
[5 of 6] Compiling Web.Routes.QuickCheck ( Web/Routes/QuickCheck.hs, dist/build/Web/Routes/QuickCheck.o )
[6 of 6] Compiling Web.Routes       ( Web/Routes.hs, dist/build/Web/Routes.o )
> /tmp/stackage-build2452/web-routes-0.27.14.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2452/web-routes-0.27.14.2$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181122/web-routes-0.27.14.2-FiCDki5cswIKeZbdWTE3yS
> /tmp/stackage-build2452/web-routes-0.27.14.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2452/web-routes-0.27.14.2$ ./Setup register
Registering library for web-routes-0.27.14.2..