$ guix pull
Updating channel 'guix' from Git repository at 'https://git.savannah.gnu.org/git/guix.git'...
Building from this channel:
guix https://git.savannah.gnu.org/git/guix.git 3a2627b
Computing Guix derivation for 'x86_64-linux'... /
nothing to be done

$ guix package -u
building /gnu/store/07dxxnff9vnbm5al1wka0ygsacwhx5jf-ldb-1.4.3.drv...
builder for `/gnu/store/07dxxnff9vnbm5al1wka0ygsacwhx5jf-ldb-1.4.3.drv' failed with exit code 1
build of /gnu/store/07dxxnff9vnbm5al1wka0ygsacwhx5jf-ldb-1.4.3.drv failed
View build log at '/var/log/guix/drvs/07/dxxnff9vnbm5al1wka0ygsacwhx5jf-ldb-1.4.3.drv.bz2'.
cannot build derivation `/gnu/store/8pqf7clb0dgi44w2dfwb39m9b43rm69h-wine-3.0.4.drv': 1 dependencies couldn't be built
guix package: error: build failed: build of `/gnu/store/8pqf7clb0dgi44w2dfwb39m9b43rm69h-wine-3.0.4.drv' failed