Resolving dependencies... cabal: Could not resolve dependencies: trying: iyql-0.0.7 (user goal) trying: base-4.8.1.0/installed-4f7... (dependency of iyql-0.0.7) trying: parsec-3.1.9 (dependency of iyql-0.0.7) trying: text-1.2.1.3 (dependency of parsec-3.1.9) trying: deepseq-1.4.1.1/installed-8fb... (dependency of text-1.2.1.3) trying: hoauth-0.3.5 (dependency of iyql-0.0.7) next goal: dataenc (dependency of hoauth-0.3.5) rejecting: dataenc-0.14.0.7 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.8) rejecting: dataenc-0.14.0.6, 0.14.0.5, 0.14.0.4, 0.14.0.3 (conflict: deepseq => array==0.5.1.0/installed-d42..., dataenc => array>=0.1.0 && <0.5) rejecting: dataenc-0.14.0.2, 0.14, 0.13.0.5, 0.13.0.4, 0.13.0.3, 0.13.0.2 (conflict: deepseq => array==0.5.1.0/installed-d42..., dataenc => array>=0.1.0 && <0.4) rejecting: dataenc-0.13.0.1, 0.13.0.0, 0.12.1.0, 0.12, 0.11.1, 0.11, 0.10.2, 0.10.1, 0.9 (conflict: hoauth => dataenc>=0.13.0.2) Backjump limit reached (change with --max-backjumps).