this derivation will be built:
  /nix/store/m9zl4rmgn3aqlbmvxa19mqa342shli3g-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/m9zl4rmgn3aqlbmvxa19mqa342shli3g-bcachefs-module-7.0.0-38-generic.drv'...