this derivation will be built:
  /nix/store/zf2r7bcl5lx7agz08n67nf5zypmmslfx-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/zf2r7bcl5lx7agz08n67nf5zypmmslfx-bcachefs-module-7.0.0-31-generic.drv'...