The build is unreachable.

Build log

> /tmp/stackage-build2452$ stack unpack yeshql-hdbc-4.1.0.2@sha256:e6315958f0b40f5298a89002b0d423299ca0b1d4246f1d73dd4618b2016bf7a6
Unpacked yeshql-hdbc-4.1.0.2 to /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2/
> /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2$ 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-build2452/yeshql-hdbc-4.1.0.2$ ./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/yeshql-hdbc-4.1.0.2 --htmldir=/home/circleci/project/builds/nightly/doc/yeshql-hdbc-4.1.0.2 --haddockdir=/home/circleci/project/builds/nightly/doc/yeshql-hdbc-4.1.0.2
Configuring yeshql-hdbc-4.1.0.2...
> /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2$ ./Setup build
Preprocessing library for yeshql-hdbc-4.1.0.2..
Building library for yeshql-hdbc-4.1.0.2..
[1 of 3] Compiling Database.YeshQL.HDBC.SqlRow.Class ( src/Database/YeshQL/HDBC/SqlRow/Class.hs, dist/build/Database/YeshQL/HDBC/SqlRow/Class.o )
[2 of 3] Compiling Database.YeshQL.HDBC ( src/Database/YeshQL/HDBC.hs, dist/build/Database/YeshQL/HDBC.o )
[3 of 3] Compiling Database.YeshQL.HDBC.SqlRow.TH ( src/Database/YeshQL/HDBC/SqlRow/TH.hs, dist/build/Database/YeshQL/HDBC/SqlRow/TH.o )
> /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181113/yeshql-hdbc-4.1.0.2-GZZfQTEN8zvLQtmA7ETJBZ
> /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2452/yeshql-hdbc-4.1.0.2$ ./Setup register
Registering library for yeshql-hdbc-4.1.0.2..