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> /tmp/stackage-build2456$ stack unpack data-ref-0.0.1.2@sha256:bfa551e4191193581fb08d3d5e76d475ae52a5b420be5b53a4513bce18b06bb0
Unpacked data-ref-0.0.1.2 to /tmp/stackage-build2456/data-ref-0.0.1.2/
> /tmp/stackage-build2456/data-ref-0.0.1.2$ 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-build2456/data-ref-0.0.1.2$ ./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/data-ref-0.0.1.2 --htmldir=/home/circleci/project/builds/nightly/doc/data-ref-0.0.1.2 --haddockdir=/home/circleci/project/builds/nightly/doc/data-ref-0.0.1.2
Configuring data-ref-0.0.1.2...
> /tmp/stackage-build2456/data-ref-0.0.1.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2456/data-ref-0.0.1.2$ ./Setup build
Preprocessing library for data-ref-0.0.1.2..
Building library for data-ref-0.0.1.2..
[1 of 1] Compiling Data.Ref         ( src/Data/Ref.hs, dist/build/Data/Ref.o )

src/Data/Ref.hs:32:1: warning: [-Wdeprecations]
    Module ‘Control.Monad.Trans.Error’ is deprecated:
      Use Control.Monad.Trans.Except instead
   |
32 | import qualified Control.Monad.Trans.Error as ME
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/Data/Ref.hs:84:11: warning: [-Wdeprecations]
    In the use of type constructor or class ‘Error’
    (imported from Control.Monad.Trans.Error):
    Deprecated: "Use Control.Monad.Trans.Except instead"
   |
84 | instance (ME.Error e, C m) => C (ME.ErrorT e m) where new = newLifted
   |           ^^^^^^^^

src/Data/Ref.hs:84:34: warning: [-Wdeprecations]
    In the use of type constructor or class ‘ErrorT’
    (imported from Control.Monad.Trans.Error):
    Deprecated: "Use Control.Monad.Trans.Except instead"
   |
84 | instance (ME.Error e, C m) => C (ME.ErrorT e m) where new = newLifted
   |                                  ^^^^^^^^^
> /tmp/stackage-build2456/data-ref-0.0.1.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2456/data-ref-0.0.1.2$ ./Setup copy
Installing library in /home/circleci/project/builds/nightly/lib/x86_64-linux-ghc-8.7.20181117/data-ref-0.0.1.2-J99Gmnw0O1BEMUtBuqrDHs
> /tmp/stackage-build2456/data-ref-0.0.1.2$ ghc -clear-package-db -global-package-db -package-db=/home/circleci/project/builds/nightly/pkgdb Setup
> /tmp/stackage-build2456/data-ref-0.0.1.2$ ./Setup register
Registering library for data-ref-0.0.1.2..