unpacking 'https://github.com/NixOS/nixpkgs/archive/e2587caef70cea85dd97d7daab492899902dbf5d.tar.gz' into the Git cache...
unpacking 'https://github.com/NixOS/nixpkgs/archive/e7a3ca8092b61ff85b6a45bf863ea2b2d6a661b3.tar.gz' into the Git cache...
this derivation will be built:
  /nix/store/7r4mwflm1yjks8ahfm325nw4accgxqas-bcachefs-module-6.18.40-1-lts.drv
building '/nix/store/7r4mwflm1yjks8ahfm325nw4accgxqas-bcachefs-module-6.18.40-1-lts.drv'...