this derivation will be built:
  /nix/store/87hvcj7r2vlfm0q446rp5v0h061pylzf-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/87hvcj7r2vlfm0q446rp5v0h061pylzf-bcachefs-module-7.0.0-38-generic.drv'...