The build succeeded. 0 test suites succeeded, 0 failed.

Build log

> /tmp/stackage-build2456$ stack unpack erf-2.0.0.0@sha256:11c5d3747d17b589009cbe9656ca792e4b5b2560d4aa44f6f1e80044794b1a8b
Unpacked erf-2.0.0.0 to /tmp/stackage-build2456/erf-2.0.0.0/
> /tmp/stackage-build2456/erf-2.0.0.0$ 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-build2456/erf-2.0.0.0$ ./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/erf-2.0.0.0 --htmldir=/home/circleci/project/builds/nightly/doc/erf-2.0.0.0 --haddockdir=/home/circleci/project/builds/nightly/doc/erf-2.0.0.0
Warning: erf.cabal:0:0: A package using section syntax must specify at least
'cabal-version: >= 1.2'.
Configuring erf-2.0.0.0...
> /tmp/stackage-build2456/erf-2.0.0.0$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2456/erf-2.0.0.0$ ./Setup build
Preprocessing library for erf-2.0.0.0..
Building library for erf-2.0.0.0..
[1 of 1] Compiling Data.Number.Erf  ( src/Data/Number/Erf.hs, dist/build/Data/Number/Erf.o )
> /tmp/stackage-build2456/erf-2.0.0.0$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2456/erf-2.0.0.0$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181116/erf-2.0.0.0-ExhHoenPosmHlOroBQQced
> /tmp/stackage-build2456/erf-2.0.0.0$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2456/erf-2.0.0.0$ ./Setup register
Registering library for erf-2.0.0.0..