this derivation will be built:
  /nix/store/56jmc7ffsvjykkr16vxafkc4hx9nc7lv-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/56jmc7ffsvjykkr16vxafkc4hx9nc7lv-bcachefs-module-7.0.0-38-generic.drv'...