this derivation will be built:
  /nix/store/ccql2jbfdg2ysy1sswd53ssx8rckwi3m-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/ccql2jbfdg2ysy1sswd53ssx8rckwi3m-bcachefs-module-7.0.0-28-generic.drv'...