Resolving dependencies...
cabal: Could not resolve dependencies:
trying: Ranka-0.1 (user goal)
trying: base-4.8.1.0/installed-4f7... (dependency of Ranka-0.1)
trying: HTTP-4000.2.22 (dependency of Ranka-0.1)
trying: bytestring-0.10.6.0/installed-236... (dependency of HTTP-4000.2.22)
trying: deepseq-1.4.1.1/installed-8fb... (dependency of
bytestring-0.10.6.0/installed-236...)
trying: old-time-1.1.0.3 (dependency of HTTP-4000.2.22)
next goal: XMPP (dependency of Ranka-0.1)
rejecting: XMPP-0.1.2 (conflict: parsec==3.1.9, XMPP => parsec>=2.0 && <3)
trying: XMPP-0.1.1
next goal: haskell98 (dependency of XMPP-0.1.1)
rejecting: haskell98-2.0.0.3 (conflict: base==4.8.1.0/installed-4f7...,
haskell98 => base>=4.7 && <4.8)
rejecting: haskell98-2.0.0.2 (conflict: base==4.8.1.0/installed-4f7...,
haskell98 => base==4.6.*)
rejecting: haskell98-2.0.0.1 (conflict: deepseq =>
array==0.5.1.0/installed-d42..., haskell98 => array>=0.3 && <0.5)
rejecting: haskell98-2.0.0.0 (conflict: old-time==1.1.0.3, haskell98 =>
old-time>=1.0 && <1.1)
rejecting: haskell98-1.1.0.1, 1.1.0.0, 1.0.1.1 (conflict:
base==4.8.1.0/installed-4f7..., haskell98 => base>=3 && <4.6)
rejecting: haskell98-1.0.1.0 (conflict: base==4.8.1.0/installed-4f7...,
haskell98 => base<4.6)
rejecting: haskell98-1.0 (conflict: base==4.8.1.0/installed-4f7..., haskell98
=> base<4.3)
Backjump limit reached (change with --max-backjumps).