Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: shelltestrunner (user goal)
rejecting: shelltestrunner-1.3.5, shelltestrunner-1.3.4, shelltestrunner-1.3.3
(constraint from user target requires ==1.3.2)
trying: shelltestrunner-1.3.2
trying: base-4.9.0.0/installed-4.9... (dependency of shelltestrunner-1.3.2)
next goal: regex-tdfa (dependency of shelltestrunner-1.3.2)
rejecting: regex-tdfa-1.2.2, regex-tdfa-1.2.1, regex-tdfa-1.2.0 (conflict:
shelltestrunner => regex-tdfa>=1.1 && <1.2)
rejecting: regex-tdfa-1.1.8, regex-tdfa-1.1.7, regex-tdfa-1.1.6,
regex-tdfa-1.1.4, regex-tdfa-1.1.3, regex-tdfa-1.1.2, regex-tdfa-1.1.1,
regex-tdfa-1.1.0 (conflict: base==4.9.0.0/installed-4.9..., regex-tdfa =>
base>=4.0 && <4.7 || <4.0)
rejecting: regex-tdfa-1.0.0, regex-tdfa-0.97.4, regex-tdfa-0.97.3,
regex-tdfa-0.97.1, regex-tdfa-0.95.2, regex-tdfa-0.95.1, regex-tdfa-0.94,
regex-tdfa-0.92 (conflict: shelltestrunner => regex-tdfa>=1.1 && <1.2)
Dependency tree exhaustively searched.