Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: hledger-web (user goal)
rejecting: hledger-web-0.25.1, 0.25, 0.24.1, 0.24, 0.23.3, 0.23.2, 0.23.1,
0.23, 0.22.8, 0.22.7, 0.22.6, 0.22.5, 0.22.4, 0.22.3, 0.22.2, 0.22.1, 0.22,
0.21.3, 0.21.2, 0.21.1, 0.21, 0.20.0.1, 0.20, 0.19.3, 0.19.1, 0.19, 0.18.2,
0.18.1, 0.18 (global constraint requires ==0.17.1)
trying: hledger-web-0.17.1
next goal: tls-extra (dependency of hledger-web-0.17.1)
rejecting: tls-extra-0.6.6, 0.6.5, 0.6.4, 0.6.3, 0.6.1, 0.6.0, 0.5.1, 0.5.0,
0.4.7.1, 0.4.7, 0.4.6.1, 0.4.6, 0.4.5, 0.4.4, 0.4.3 (conflict: hledger-web =>
tls-extra<0.4.3)
trying: tls-extra-0.4.2.1
trying: crypto-api-0.13.2 (dependency of tls-extra-0.4.2.1)
trying: entropy-0.3.6 (dependency of crypto-api-0.13.2)
trying: unix-2.7.0.1/installed-0d8... (dependency of entropy-0.3.6)
next goal: http-enumerator (dependency of hledger-web-0.17.1)
rejecting: http-enumerator-0.7.3.3, 0.7.3.2, 0.7.3.1, 0.7.3 (conflict:
hledger-web => http-enumerator<0.7.3)
rejecting: http-enumerator-0.7.2.5, 0.7.2.4, 0.7.2.3, 0.7.2.2, 0.7.2.1, 0.7.2,
0.7.1.8, 0.7.1.7, 0.7.1.6, 0.7.1.5, 0.7.1.4, 0.7.1.3, 0.7.1.2, 0.7.1.1, 0.7.1,
0.7.0, 0.6.7, 0.6.6, 0.6.5.6, 0.6.5.5, 0.6.5.4, 0.6.5.3, 0.6.5.2, 0.6.5.1,
0.6.5, 0.6.4.3, 0.6.4.2, 0.6.4.1, 0.6.4, 0.6.3, 0.6.2.1, 0.6.2, 0.6.0.2,
0.6.0.1, 0.6.0, 0.5.1, 0.5.0, 0.4.1, 0.4.0.1, 0.4.0, 0.3.1, 0.3.0, 0.2.1.5,
0.2.1.4, 0.2.1.3, 0.2.1.2, 0.2.1.1, 0.2.1, 0.2.0.4, 0.2.0.3, 0.2.0.2, 0.2.0.1,
0.2.0, 0.1.1, 0.1.0, 0.0.1, 0.0.0 (conflict: unix =>
bytestring==0.10.4.0/installed-9f4..., http-enumerator => bytestring>=0.9.1.4
&& <0.10)
Backjump limit reached (change with --max-backjumps).