unpacking 'https://github.com/NixOS/nixpkgs/archive/3d46470bb3030020f7e1361f33514854f5bfa86d.tar.gz' into the Git cache...
this derivation will be built:
  /nix/store/a6fiynm7a9qb4ikgzh3vzvzpd02wp01r-bcachefs-module-7.1.13+deb14-arm64-16k.drv
building '/nix/store/a6fiynm7a9qb4ikgzh3vzvzpd02wp01r-bcachefs-module-7.1.13+deb14-arm64-16k.drv'...