this derivation will be built:
  /nix/store/l2r1yj5gq36fmycncvv2f9sdd8dwcda1-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/l2r1yj5gq36fmycncvv2f9sdd8dwcda1-bcachefs-module-7.0.0-34-generic.drv'...