data/haskell-base-compat-0.11.1/src/System/Environment/Compat.hs:88: succeds ==> succeeds data/haskell-base-compat-0.11.1/src/System/IO/Unsafe/Compat.hs:31: ans ==> and data/haskell-base-compat-0.11.1/src/System/IO/Unsafe/Compat.hs:32: ans ==> and