this derivation will be built:
  /nix/store/y8r650ms9nfi6y239g49i4v2pw7k50d9-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/y8r650ms9nfi6y239g49i4v2pw7k50d9-bcachefs-module-7.0.0-14-generic.drv'...