Resolving dependencies... cabal: Could not resolve dependencies: next goal: notmuch-web (user goal) rejecting: notmuch-web-0.2.0, 0.1.2.1, 0.1.2, 0.1.1 (global constraint requires ==0.1.0.1) trying: notmuch-web-0.1.0.1 trying: template-haskell-2.9.0.0/installed-3af... (dependency of notmuch-web-0.1.0.1) next goal: process-conduit (dependency of notmuch-web-0.1.0.1) rejecting: process-conduit-1.2.0.1, 1.2.0.0, 1.1.0.0, 1.0.0.3, 1.0.0.2, 1.0.0.1, 1.0.0.0 (conflict: notmuch-web => process-conduit>=0.5 && <0.6) rejecting: process-conduit-0.5.0.5, 0.5.0.4 (conflict: template-haskell==2.9.0.0/installed-3af..., process-conduit => template-haskell>=2.4 && <2.9) rejecting: process-conduit-0.5.0.3, 0.5.0.2, 0.5.0.1, 0.5.0 (conflict: template-haskell==2.9.0.0/installed-3af..., process-conduit => template-haskell>=2.4 && <2.8) rejecting: process-conduit-0.4.1, 0.4.0, 0.1.0, 0.0.4, 0.0.3, 0.0.2, 0.0.1, 0.0.0 (conflict: notmuch-web => process-conduit>=0.5 && <0.6) Backjump limit reached (change with --max-backjumps).