this derivation will be built:
  /nix/store/la96anrf8hqagv1m6rrdxrgk2jjjapjp-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/la96anrf8hqagv1m6rrdxrgk2jjjapjp-bcachefs-module-7.0.0-30-generic.drv'...