this derivation will be built:
  /nix/store/7cfbpvydvf256j20z6qh9ns18fkfv9ck-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/7cfbpvydvf256j20z6qh9ns18fkfv9ck-bcachefs-module-7.0.0-14-generic.drv'...