this derivation will be built:
  /nix/store/qhcp1855w92b1n666gs6gjqdwdk98vpc-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/qhcp1855w92b1n666gs6gjqdwdk98vpc-bcachefs-module-7.0.0-30-generic.drv'...