Resolving dependencies...
Configuring primitive-0.6.1.0...
Building primitive-0.6.1.0...
Installed primitive-0.6.1.0
Configuring vector-0.11.0.0...
Building vector-0.11.0.0...
Installed vector-0.11.0.0
Configuring qhull-simple-0.1...
Building qhull-simple-0.1...
Failed to install qhull-simple-0.1
Build log ( /home/builder/.cabal/logs/qhull-simple-0.1.log ):
cabal: Entering directory '/tmp/cabal-tmp-13711/qhull-simple-0.1'
Configuring qhull-simple-0.1...
Building qhull-simple-0.1...
Preprocessing library qhull-simple-0.1...
[1 of 1] Compiling Numeric.Qhull    ( src/Numeric/Qhull.hs, dist/build/Numeric/Qhull.o )

src/Numeric/Qhull.hs:36:1: warning: [-Wdeprecations]
    Module ‘Foreign.ForeignPtr.Safe’ is deprecated:
      Safe is now the default, please use Foreign.ForeignPtr instead

foreign-src/qhull_wrapper.c:4:19: error:
     fatal error: qhull.h: No such file or directory
     #include <qhull.h>
                       ^
compilation terminated.
`gcc' failed in phase `C Compiler'. (Exit code: 1)
cabal: Leaving directory '/tmp/cabal-tmp-13711/qhull-simple-0.1'
cabal: Error: some packages failed to install:
qhull-simple-0.1 failed during the building phase. The exception was:
ExitFailure 1