Resolving dependencies...
[1 of 1] Compiling Main             ( /tmp/cabal-tmp-13799/hR-0.1.1/dist/setup/setup.hs, /tmp/cabal-tmp-13799/hR-0.1.1/dist/setup/Main.o )

/tmp/cabal-tmp-13799/hR-0.1.1/dist/setup/setup.hs:16:1: Warning:
    Tab character

/tmp/cabal-tmp-13799/hR-0.1.1/dist/setup/setup.hs:17:1: Warning:
    Tab character

/tmp/cabal-tmp-13799/hR-0.1.1/dist/setup/setup.hs:18:1: Warning:
    Tab character
Linking /tmp/cabal-tmp-13799/hR-0.1.1/dist/setup/setup ...
Configuring hR-0.1.1...
checking for R... no
configure: error: R is required
Failed to install hR-0.1.1
cabal: Error: some packages failed to install:
hR-0.1.1 failed during the configure step. The exception was:
ExitFailure 1