smartos-x86_64-head (SmartOS/x86_64 HEAD (Alain O'Dea)), build 633, Failure

[Builder]

smartos-x86_64-head (SmartOS/x86_64 HEAD (Alain O'Dea)), build 633

Build failed
Details: http://haskell.inf.elte.hu/builders/smartos-x86_64-head/633.html

git clone                    | Success
git clone (Windows tarballs) | Success
create mk/build.mk           | Success
repo versions                | Success
touching clean-check files   | Success
setting version date         | Success
booting                      | Success
configuring                  | Failure: Just (ExitFailure 1)

Build failed
Details: http://haskell.inf.elte.hu/builders/smartos-x86_64-head/633.html

-------------- next part --------------
checking for gfind... /opt/local/bin/gfind
checking for sort... /opt/local/bin/sort
checking for GHC version date... given 8.1.20160102
checking for GHC Git commit id... inferred 78daabc514e220ef52645b175a60ec39cfd4eeb1
checking for ghc... /usr/local/bin/ghc
checking version of ghc... 7.8.4
configure: error: GHC version 7.10 or later is required to compile GHC.