this derivation will be built:
  /nix/store/pz450b3012kwfdbzfz5ybrfwbpvzz5bl-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/pz450b3012kwfdbzfz5ybrfwbpvzz5bl-bcachefs-module-7.0.0-28-generic.drv'...