Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: cabal-install (user goal)
rejecting: cabal-install-1.22.6.0, 1.22.5.0, 1.22.4.0, 1.22.3.0, 1.22.2.0,
1.22.0.1, 1.22.0.0, 1.20.1.0, 1.20.0.6 (global constraint requires ==1.20.0.5)
trying: cabal-install-1.20.0.5
trying: base-4.8.1.0/installed-4f7... (dependency of cabal-install-1.20.0.5)
next goal: unix (dependency of cabal-install-1.20.0.5)
rejecting: unix-2.7.1.0/installed-643... (conflict: unix =>
time==1.5.0.1/installed-c20..., cabal-install => time>=1.1 && <1.5)
trying: unix-2.7.1.0
trying: network-uri-2.6.0.3 (dependency of cabal-install-1.20.0.5)
trying: deepseq-1.4.1.1/installed-8fb... (dependency of network-uri-2.6.0.3)
next goal: directory (dependency of cabal-install-1.20.0.5)
rejecting: directory-1.2.2.0/installed-258... (conflict: directory =>
filepath==1.4.0.0/installed-8fe..., cabal-install => filepath>=1.0 && <1.4)
trying: directory-1.2.4.0
next goal: time (dependency of cabal-install-1.20.0.5)
rejecting: time-1.5.0.1/installed-c20..., 1.5.0.1, 1.5 (conflict:
cabal-install => time>=1.1 && <1.5)
rejecting: time-1.4.2, 1.4.1 (conflict: deepseq==1.4.1.1/installed-8fb...,
time => deepseq>=1.1 && <1.4)
rejecting: time-1.4.0.2 (conflict: base==4.8.1.0/installed-4f7..., time =>
base>=4 && <4.7)
rejecting: time-1.4.0.1, 1.4 (conflict: base==4.8.1.0/installed-4f7..., time
=> base<4.7)
rejecting: time-1.3, 1.2.0.5, 1.2.0.4, 1.2.0.3, 1.2.0.2, 1.2.0.1, 1.2
(conflict: directory => time>=1.4 && <1.6)
rejecting: time-1.1.4, 1.1.3, 1.1.2.4, 1.1.2.3, 1.1.2.2, 1.1.2.1, 1.1.2.0
(conflict: unix => time>=1.2 && <1.6)
rejecting: time-1.0 (conflict: cabal-install => time>=1.1 && <1.5)
Backjump limit reached (change with --max-backjumps).