On Fri, 11 Dec 2020, Jack Hill wrote:

> The other new build failures are:

[…]

> go-github-com-magiconair-properties

Updating go-github-com-magiconair-properties to 1.8.4 solves the problem. 
I've sent a patch in #45216

[0] https://issues.guix.gnu.org/45216

Best,
Jack