The build is unreachable.

Build log

> /tmp/stackage-build2454$ stack unpack unicode-transforms-0.3.4@sha256:951629204ae02fd47ff52487edef459071afb76b66a4a5e56151e4e6d2f62c5b
Unpacked unicode-transforms-0.3.4 to /tmp/stackage-build2454/unicode-transforms-0.3.4/
> /tmp/stackage-build2454/unicode-transforms-0.3.4$ 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/unicode-transforms-0.3.4$ ./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/unicode-transforms-0.3.4 --htmldir=/home/circleci/project/builds/nightly/doc/unicode-transforms-0.3.4 --haddockdir=/home/circleci/project/builds/nightly/doc/unicode-transforms-0.3.4
Configuring unicode-transforms-0.3.4...
> /tmp/stackage-build2454/unicode-transforms-0.3.4$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2454/unicode-transforms-0.3.4$ ./Setup build
Preprocessing library for unicode-transforms-0.3.4..
Building library for unicode-transforms-0.3.4..
[ 1 of 14] Compiling Data.Unicode.Properties.BitArray ( Data/Unicode/Properties/BitArray.hs, dist/build/Data/Unicode/Properties/BitArray.o )
[ 2 of 14] Compiling Data.Unicode.Properties.CombiningClass ( Data/Unicode/Properties/CombiningClass.hs, dist/build/Data/Unicode/Properties/CombiningClass.o )
[ 3 of 14] Compiling Data.Unicode.Properties.Compositions ( Data/Unicode/Properties/Compositions.hs, dist/build/Data/Unicode/Properties/Compositions.o )
[ 4 of 14] Compiling Data.Unicode.Properties.Decomposable ( Data/Unicode/Properties/Decomposable.hs, dist/build/Data/Unicode/Properties/Decomposable.o )
[ 5 of 14] Compiling Data.Unicode.Properties.DecomposableK ( Data/Unicode/Properties/DecomposableK.hs, dist/build/Data/Unicode/Properties/DecomposableK.o )
[ 6 of 14] Compiling Data.Unicode.Properties.DecomposeHangul ( Data/Unicode/Properties/DecomposeHangul.hs, dist/build/Data/Unicode/Properties/DecomposeHangul.o )
[ 7 of 14] Compiling Data.Unicode.Properties.Decompositions ( Data/Unicode/Properties/Decompositions.hs, dist/build/Data/Unicode/Properties/Decompositions.o )
[ 8 of 14] Compiling Data.Unicode.Properties.DecompositionsK2 ( Data/Unicode/Properties/DecompositionsK2.hs, dist/build/Data/Unicode/Properties/DecompositionsK2.o )
[ 9 of 14] Compiling Data.Unicode.Properties.DecompositionsK ( Data/Unicode/Properties/DecompositionsK.hs, dist/build/Data/Unicode/Properties/DecompositionsK.o )
[10 of 14] Compiling Data.Unicode.Properties.Decompose ( Data/Unicode/Properties/Decompose.hs, dist/build/Data/Unicode/Properties/Decompose.o )
[11 of 14] Compiling Data.Unicode.Internal.NormalizeStream ( Data/Unicode/Internal/NormalizeStream.hs, dist/build/Data/Unicode/Internal/NormalizeStream.o )
[12 of 14] Compiling Data.Unicode.Types ( Data/Unicode/Types.hs, dist/build/Data/Unicode/Types.o )
[13 of 14] Compiling Data.Text.Normalize ( Data/Text/Normalize.hs, dist/build/Data/Text/Normalize.o )
[14 of 14] Compiling Data.ByteString.UTF8.Normalize ( Data/ByteString/UTF8/Normalize.hs, dist/build/Data/ByteString/UTF8/Normalize.o )
> /tmp/stackage-build2454/unicode-transforms-0.3.4$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2454/unicode-transforms-0.3.4$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181122/unicode-transforms-0.3.4-LdvaNDizGcp558ZcMc0aiY
> /tmp/stackage-build2454/unicode-transforms-0.3.4$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2454/unicode-transforms-0.3.4$ ./Setup register
Registering library for unicode-transforms-0.3.4..