this derivation will be built:
  /nix/store/j8b26896jjflnx2ai59hjg1q82fy4f5y-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/j8b26896jjflnx2ai59hjg1q82fy4f5y-bcachefs-module-7.0.0-28-generic.drv'...