this derivation will be built:
  /nix/store/500ldrnchfdhpmf58aq9w5srcg665jfl-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/500ldrnchfdhpmf58aq9w5srcg665jfl-bcachefs-module-7.0.0-27-generic.drv'...