this derivation will be built:
  /nix/store/mg1i7vv602psq8fjk4mzqqi13qhkqliz-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/mg1i7vv602psq8fjk4mzqqi13qhkqliz-bcachefs-module-7.0.0-28-generic.drv'...