this derivation will be built:
  /nix/store/i57fz8vymd2kqysj8xh7n147lgqnqqji-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/i57fz8vymd2kqysj8xh7n147lgqnqqji-bcachefs-module-7.0.0-38-generic.drv'...