this derivation will be built:
  /nix/store/86lyax5pjyrbkv3bfwcqrcixxn6sg21x-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/86lyax5pjyrbkv3bfwcqrcixxn6sg21x-bcachefs-module-7.0.0-38-generic.drv'...