this derivation will be built:
  /nix/store/0qm1pazv673b178pjgxswlyvyp65gafl-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/0qm1pazv673b178pjgxswlyvyp65gafl-bcachefs-module-7.0.0-39-generic.drv'...