cabal init ... > cabal-init.log 2>1

[1 of 3] Compiling GHC.Debugger.View.Class ( in-memory:GHC.Debugger.View.Class, in-memory:GHC.Debugger.View.gbc )[haskell-debugger-view-in-memory]
[2 of 3] Compiling Main             ( <TEMPORARY-DIRECTORY>/app/Main.hs, <TEMPORARY-DIRECTORY>/.hdb-cache/<CACHE-ENTRY>/Main.gbc )[T79-tmp-0.1.0.0-inplace-T79-tmp]
(hdb) Hello, Haskell!
()
(hdb)