this derivation will be built:
  /nix/store/j3chr0wcij45pviqh0dz6npjzc6m278g-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/j3chr0wcij45pviqh0dz6npjzc6m278g-bcachefs-module-7.0.0-39-generic.drv'...