this derivation will be built:
  /nix/store/2pxl65apfxjwbclk9zq4m6kf85cjcwra-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/2pxl65apfxjwbclk9zq4m6kf85cjcwra-bcachefs-module-7.0.0-29-generic.drv'...