Hello, The Gnulib package, which is meant to be source, retains references to several packages:
--8<---------------cut here---------------start------------->8--- $ guix describe Generation 250 Mar 12 2023 23:58:03 (current) guix 1ed227d repository URL: https://git.savannah.gnu.org/git/guix.git branch: master commit: 1ed227d7952af48efe50a2f6c9537e17c356daa1 $ guix gc --references $(guix build gnulib) /gnu/store/4y5m9lb8k3qkb1y9m02sw9w9a6hacd16-bash-minimal-5.1.8 /gnu/store/76p04alhjimlv4cgijl670byf2m50qh8-clisp-2.49-92 /gnu/store/bvnzi0z7i9qk31a03y64rs8sxrckkinr-python-3.9.9 /gnu/store/hy6abswwv4d89zp464fw52z65fkzr7h5-perl-5.34.0 --8<---------------cut here---------------end--------------->8--- We should probably fix that and add #:allowed-references '(). WDYT, Vivien? Thanks, Ludo’.