Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: verilog (user goal)
rejecting: verilog-0.0.11, 0.0.10, 0.0.9, 0.0.8, 0.0.7, 0.0.6, 0.0.5, 0.0.4,
0.0.2, 0.0.1 (global constraint requires ==0.0.0)
trying: verilog-0.0.0
trying: base-4.7.0.1/installed-e4b... (dependency of verilog-0.0.0)
next goal: array (dependency of verilog-0.0.0)
rejecting: array-0.5.0.0/installed-98a..., 0.5.1.0, 0.5.0.0, 0.4.0.1, 0.4.0.0
(conflict: verilog => array>=0.3.0.0 && <0.4)
rejecting: array-0.3.0.3 (conflict: base==4.7.0.1/installed-e4b..., array =>
base>=4.2 && <4.5)
rejecting: array-0.3.0.2, 0.3.0.1 (conflict: base==4.7.0.1/installed-e4b...,
array => base>=4.2 && <4.4)
rejecting: array-0.3.0.0 (conflict: base==4.7.0.1/installed-e4b..., array =>
base>=3 && <4.4)
rejecting: array-0.2.0.0, 0.1.0.0 (conflict: verilog => array>=0.3.0.0 &&
<0.4)
Dependency tree exhaustively searched.