this derivation will be built:
  /nix/store/420nanag4xslyify1ylvnhviw9qvapw7-bcachefs-module-7.2.7-zen1-1-zen.drv
building '/nix/store/420nanag4xslyify1ylvnhviw9qvapw7-bcachefs-module-7.2.7-zen1-1-zen.drv'...