Resolving dependencies... cabal: Could not resolve dependencies: next goal: mime-mail-ses (user goal) rejecting: mime-mail-ses-0.3.2.3, mime-mail-ses-0.3.2.2, mime-mail-ses-0.3.2.1, mime-mail-ses-0.3.2, mime-mail-ses-0.3.1, mime-mail-ses-0.3.0, mime-mail-ses-0.2.2.2, mime-mail-ses-0.2.2.1, mime-mail-ses-0.2.2, mime-mail-ses-0.2.1.3, mime-mail-ses-0.2.1.2, mime-mail-ses-0.2.1.1 (constraint from user target requires ==0.2.0.5) trying: mime-mail-ses-0.2.0.5 trying: array-0.5.1.1/installed-0.5... (dependency of stm-2.4.4.1) next goal: http-types (dependency of mime-mail-ses-0.2.0.5) rejecting: http-types-0.9.1, http-types-0.9, http-types-0.8.6, http-types-0.8.5, http-types-0.8.4, http-types-0.8.3, http-types-0.8.2, http-types-0.8.1, http-types-0.8.0 (conflict: mime-mail-ses => http-types>=0.6.8 && <0.8) rejecting: http-types-0.7.3.0.1, http-types-0.7.3, http-types-0.7.2, http-types-0.7.1, http-types-0.7.0, http-types-0.6.11, http-types-0.6.10, http-types-0.6.9, http-types-0.6.8 (conflict: array==0.5.1.1/installed-0.5..., http-types => array>=0.2 && <0.5) rejecting: http-types-0.6.7, http-types-0.6.6, http-types-0.6.5.1, http-types-0.6.5, http-types-0.6.4, http-types-0.6.3, http-types-0.6.2, http-types-0.6.1, http-types-0.6.0.1, http-types-0.6.0, http-types-0.5.3, http-types-0.5.2, http-types-0.5.1, http-types-0.5, http-types-0.4.1, http-types-0.4.0, http-types-0.3.1, http-types-0.3.0, http-types-0.2.0, http-types-0.1.1, http-types-0.1 (conflict: mime-mail-ses => http-types>=0.6.8 && <0.8) Dependency tree exhaustively searched.