this derivation will be built:
  /nix/store/0ff849zv5k3rzv53gnkwkvs6lv6kcalk-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/0ff849zv5k3rzv53gnkwkvs6lv6kcalk-bcachefs-module-7.0.0-38-generic.drv'...