this derivation will be built:
  /nix/store/b206yvrjfaf2dzp70b1118ly2jf6q8fd-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/b206yvrjfaf2dzp70b1118ly2jf6q8fd-bcachefs-module-7.0.0-38-generic.drv'...