this derivation will be built:
  /nix/store/hnww0h106rxwv7lwzmz2fl633wr3wcpd-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/hnww0h106rxwv7lwzmz2fl633wr3wcpd-bcachefs-module-7.0.0-38-generic.drv'...