The build is unreachable.

Build log

> /tmp/stackage-build2451$ stack unpack ascii-progress-0.3.3.0@sha256:bdcdfabdd2f3e8de0cec4ea058810a77dd8b79506fc0cf90efb93ee9f99ff8e3
Unpacked ascii-progress-0.3.3.0 to /tmp/stackage-build2451/ascii-progress-0.3.3.0/
> /tmp/stackage-build2451/ascii-progress-0.3.3.0$ 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/ascii-progress-0.3.3.0$ ./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/ascii-progress-0.3.3.0 --htmldir=/home/circleci/project/builds/nightly/doc/ascii-progress-0.3.3.0 --haddockdir=/home/circleci/project/builds/nightly/doc/ascii-progress-0.3.3.0
Configuring ascii-progress-0.3.3.0...
> /tmp/stackage-build2451/ascii-progress-0.3.3.0$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/ascii-progress-0.3.3.0$ ./Setup build
Preprocessing library for ascii-progress-0.3.3.0..
Building library for ascii-progress-0.3.3.0..
[1 of 2] Compiling System.Console.AsciiProgress.Internal ( lib/System/Console/AsciiProgress/Internal.hs, dist/build/System/Console/AsciiProgress/Internal.o )
[2 of 2] Compiling System.Console.AsciiProgress ( lib/System/Console/AsciiProgress.hs, dist/build/System/Console/AsciiProgress.o )
> /tmp/stackage-build2451/ascii-progress-0.3.3.0$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/ascii-progress-0.3.3.0$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181114/ascii-progress-0.3.3.0-EcESl3V0wTL1rGDpd2qu14
> /tmp/stackage-build2451/ascii-progress-0.3.3.0$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/ascii-progress-0.3.3.0$ ./Setup register
Registering library for ascii-progress-0.3.3.0..