this derivation will be built:
  /nix/store/n8zrsvd40bivhwqgl9zl58s7mwh5d91s-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/n8zrsvd40bivhwqgl9zl58s7mwh5d91s-bcachefs-module-7.0.0-39-generic.drv'...