Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: octane (user goal)
rejecting: octane-0.17.0, octane-0.16.3, octane-0.16.2, octane-0.16.1,
octane-0.16.0, octane-0.15.0, octane-0.14.0, octane-0.13.4, octane-0.13.3,
octane-0.13.2, octane-0.13.1, octane-0.13.0, octane-0.12.0, octane-0.11.0,
octane-0.10.0, octane-0.9.0, octane-0.8.0, octane-0.7.0, octane-0.6.3,
octane-0.6.2, octane-0.6.1, octane-0.6.0, octane-0.5.9, octane-0.5.8,
octane-0.5.7, octane-0.5.6, octane-0.5.5, octane-0.5.3, octane-0.5.2,
octane-0.5.1, octane-0.5.0, octane-0.4.24, octane-0.4.22, octane-0.4.21,
octane-0.4.20, octane-0.4.19, octane-0.4.18, octane-0.4.17 (constraint from
user target requires ==0.4.16)
trying: octane-0.4.16
next goal: base (dependency of octane-0.4.16)
rejecting: base-4.9.0.0/installed-4.9... (conflict: octane => base==4.8.*)
rejecting: base-4.9.0.0, base-4.8.2.0, base-4.8.1.0, base-4.8.0.0,
base-4.7.0.2, base-4.7.0.1, base-4.7.0.0, base-4.6.0.1, base-4.6.0.0,
base-4.5.1.0, base-4.5.0.0, base-4.4.1.0, base-4.4.0.0, base-4.3.1.0,
base-4.3.0.0, base-4.2.0.2, base-4.2.0.1, base-4.2.0.0, base-4.1.0.0,
base-4.0.0.0, base-3.0.3.2, base-3.0.3.1 (constraint from non-upgradeable
package requires installed instance)
Dependency tree exhaustively searched.