Resolving dependencies... cabal: Could not resolve dependencies: next goal: total-maps (user goal) rejecting: total-maps-1.0.0.3, total-maps-1.0.0.2, total-maps-1.0.0.1 (constraint from user target requires ==1.0.0.0) trying: total-maps-1.0.0.0 trying: linear-1.20.5 (dependency of total-maps-1.0.0.0) trying: lens-4.15.1 (dependency of linear-1.20.5) next goal: reflection (dependency of total-maps-1.0.0.0) rejecting: reflection-2.1.2, reflection-2.1.1.1, reflection-2.1.1, reflection-2.1, reflection-2 (conflict: total-maps => reflection==1.*) rejecting: reflection-1.5.2.1, reflection-1.5.2, reflection-1.5.1.2, reflection-1.5.1.1, reflection-1.5.1, reflection-1.4, reflection-1.3.2 (conflict: lens => reflection>=2.1 && <3) rejecting: reflection-1.3.1, reflection-1.3, reflection-1.2.0.1, reflection-1.1.7, reflection-1.1.6, reflection-1.1.5.1, reflection-1.1.5, reflection-1.1.4, reflection-1.1.3, reflection-1.1.2, reflection-1.1.1, reflection-1.1, reflection-1.0 (conflict: linear => reflection>=1.3.2 && <3) rejecting: reflection-0.9, reflection-0.8, reflection-0.7, reflection-0.6, reflection-0.5.0.1, reflection-0.5, reflection-0.4.1.1, reflection-0.4.1, reflection-0.4.0.2, reflection-0.4.0.1, reflection-0.4.0, reflection-0.3.5, reflection-0.3.3, reflection-0.3.2, reflection-0.3.1, reflection-0.3.0, reflection-0.2.0, reflection-0.1.1, reflection-0.1.0, reflection-0.0.0 (conflict: total-maps => reflection==1.*) Backjump limit reached (currently 2000, change with --max-backjumps or try to run with --reorder-goals).