The build is unreachable.

Build log

> /tmp/stackage-build2451$ stack unpack bitcoin-script-0.11.1@sha256:759479ef4227d9b469cdd86170fcabb8b243c52de524665b25372c9cb8629194
Unpacked bitcoin-script-0.11.1 to /tmp/stackage-build2451/bitcoin-script-0.11.1/
> /tmp/stackage-build2451/bitcoin-script-0.11.1$ 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/bitcoin-script-0.11.1$ ./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/bitcoin-script-0.11.1 --htmldir=/home/circleci/project/builds/nightly/doc/bitcoin-script-0.11.1 --haddockdir=/home/circleci/project/builds/nightly/doc/bitcoin-script-0.11.1
Configuring bitcoin-script-0.11.1...
> /tmp/stackage-build2451/bitcoin-script-0.11.1$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/bitcoin-script-0.11.1$ ./Setup build
Preprocessing library for bitcoin-script-0.11.1..
Building library for bitcoin-script-0.11.1..
[1 of 2] Compiling Data.Bitcoin.Script.Types ( src/Data/Bitcoin/Script/Types.hs, dist/build/Data/Bitcoin/Script/Types.o )
[2 of 2] Compiling Data.Bitcoin.Script ( src/Data/Bitcoin/Script.hs, dist/build/Data/Bitcoin/Script.o )
> /tmp/stackage-build2451/bitcoin-script-0.11.1$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/bitcoin-script-0.11.1$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181121/bitcoin-script-0.11.1-LIYrFpLbR3P8drhBgzh4Gb
> /tmp/stackage-build2451/bitcoin-script-0.11.1$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2451/bitcoin-script-0.11.1$ ./Setup register
Registering library for bitcoin-script-0.11.1..