this derivation will be built:
  /nix/store/86c6500ibxmbsjb5away2br02ab1w2i7-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/86c6500ibxmbsjb5away2br02ab1w2i7-bcachefs-module-7.0.0-28-generic.drv'...