Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: x509 (user goal)
rejecting: x509-1.5.1, 1.5.0.1, 1.5.0, 1.4.13, 1.4.12, 1.4.11, 1.4.10, 1.4.9,
1.4.8, 1.4.7, 1.4.6, 1.4.5, 1.4.4, 1.4.3, 1.4.2, 1.4.1 (global constraint
requires ==1.4.0)
trying: x509-1.4.0
next goal: crypto-pubkey-types (dependency of x509-1.4.0)
rejecting: crypto-pubkey-types-0.4.3, 0.4.2.3, 0.4.2.2, 0.4.2.1, 0.4.2, 0.4.1,
0.4.0 (conflict: x509 => crypto-pubkey-types>=0.3 && <0.4)
trying: crypto-pubkey-types-0.3.2
next goal: asn1-types (dependency of x509-1.4.0)
rejecting: asn1-types-0.3.0 (conflict: x509 => asn1-types>=0.2.0 && <0.3.0)
rejecting: asn1-types-0.2.3, 0.2.2, 0.2.1, 0.2.0 (conflict:
crypto-pubkey-types => asn1-types>=0.1 && <0.2)
rejecting: asn1-types-0.1.3, 0.1.2, 0.1.0 (conflict: x509 => asn1-types>=0.2.0
&& <0.3.0)
Dependency tree exhaustively searched.