this derivation will be built:
  /nix/store/i9cdwc0kxvn7aliqh60wpw8qx510s66n-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/i9cdwc0kxvn7aliqh60wpw8qx510s66n-bcachefs-module-7.0.0-38-generic.drv'...