Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: xml-enumerator (user goal)
rejecting: xml-enumerator-0.4.4.1, 0.4.4, 0.4.3.2, 0.4.3.1, 0.4.2.1, 0.4.2,
0.4.1, 0.4.0, 0.3.4, 0.3.3, 0.3.2, 0.3.1, 0.3.0, 0.2.1.3, 0.2.1.2, 0.2.1.1
(global constraint requires ==0.2.1)
trying: xml-enumerator-0.2.1
trying: blaze-builder-enumerator-0.2.1.0 (dependency of xml-enumerator-0.2.1)
trying: streaming-commons-0.1.12.1 (dependency of
blaze-builder-enumerator-0.2.1.0)
next goal: unix (dependency of streaming-commons-0.1.12.1)
rejecting: unix-2.7.0.1/installed-0d8... (conflict: unix =>
bytestring==0.10.4.0/installed-9f4..., xml-enumerator => bytestring>=0.9 &&
<0.10)
trying: unix-2.7.1.0
trying: time-1.4.2/installed-bf9... (dependency of unix-2.7.1.0)
trying: deepseq-1.3.0.2/installed-733... (dependency of
time-1.4.2/installed-bf9...)
next goal: attoparsec-text (dependency of xml-enumerator-0.2.1)
rejecting: attoparsec-text-0.8.5.3, 0.8.5.2, 0.8.5.1, 0.8.5.0, 0.8.2.1,
0.8.2.0 (conflict: deepseq => array==0.5.0.0/installed-98a..., attoparsec-text
=> array>=0.1 && <0.4)
rejecting: attoparsec-text-0.8.0.0 (conflict: xml-enumerator =>
attoparsec-text>=0.8.2 && <0.9)
Backjump limit reached (change with --max-backjumps).