this derivation will be built:
  /nix/store/q8inx4nfhn9c9ygvb76l9mcbp9wn8q9b-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/q8inx4nfhn9c9ygvb76l9mcbp9wn8q9b-bcachefs-module-7.0.0-38-generic.drv'...