Resolving dependencies...
Starting     composition-prelude-3.0.0.2
Starting     chs-deps-0.1.0.0
Starting     unix-compat-0.5.3
Starting     dlist-1.0
Building     composition-prelude-3.0.0.2
Building     unix-compat-0.5.3
Building     dlist-1.0
Building     chs-deps-0.1.0.0
Completed    composition-prelude-3.0.0.2
Completed    unix-compat-0.5.3
Completed    chs-deps-0.1.0.0
Starting     chs-cabal-0.1.1.0
Building     chs-cabal-0.1.1.0
Completed    dlist-1.0
Completed    chs-cabal-0.1.1.0
Starting     libarchive-3.0.2.2
Failed to install libarchive-3.0.2.2
Build log ( /home/builder/.cabal/logs/ghc-8.10.2/libarchive-3.0.2.2-1NsTFThc5YcAVQTgroNHAC.log ):
cabal: Entering directory '/tmp/cabal-tmp-32434/libarchive-3.0.2.2'
[1 of 1] Compiling Main             ( /tmp/cabal-tmp-32434/libarchive-3.0.2.2/dist/setup/setup.hs, /tmp/cabal-tmp-32434/libarchive-3.0.2.2/dist/setup/Main.o )
Linking /tmp/cabal-tmp-32434/libarchive-3.0.2.2/dist/setup/setup ...
Configuring libarchive-3.0.2.2...
setup: The program 'cpphs' is required but it could not be found.

cabal: Leaving directory '/tmp/cabal-tmp-32434/libarchive-3.0.2.2'
cabal: Error: some packages failed to install:
libarchive-3.0.2.2-1NsTFThc5YcAVQTgroNHAC failed during the configure step.
The exception was:
ExitFailure 1