this derivation will be built:
  /nix/store/49ji0z6zkmi1s1brh1rc8aa38wnaawsb-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/49ji0z6zkmi1s1brh1rc8aa38wnaawsb-bcachefs-module-7.0.0-30-generic.drv'...