I also tried to build first-tier dependents of "go-github-com-arceliar-ironwood" as Sharlatan Hellseher suggested: --8<---------------cut here---------------start------------->8--- $ ./pre-inst-env guix build -P 1 go-github-com-arceliar-ironwood guix build: computing dependents of package go-github-com-arceliar-ironwood@v0.0.0-20241213013129-743fe2fccbd3... /gnu/store/xbbk9b1zis9anx70fir8f7kn404yrk4y-go-github-com-arceliar-ironwood-v0.0.0-20241213013129-743fe2fccbd3 /gnu/store/r2bxqwhzmfc9hghhjjpya4px47nqk4dq-yggdrasil-0.5.12 --8<---------------cut here---------------end--------------->8--- It seems that the only dependent is Yggdrasil and it builds fine. - avp -- Artyom "avp" Poptsov Home page: https://memory-heap.org/~avp/ CADR Hackerspace co-founder: https://cadrspace.ru/ GPG: D0C2 EAC1 3310 822D 98DE B57C E9C5 A2D9 0898 A02F