this derivation will be built:
  /nix/store/1ivjl6s5s7ymlwqkrwiyzhavy5ra09qn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/1ivjl6s5s7ymlwqkrwiyzhavy5ra09qn-bcachefs-module-7.0.0-38-generic.drv'...