this derivation will be built:
  /nix/store/mq06sfsl2k2gsrc6yqccjh4l832sbs2p-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/mq06sfsl2k2gsrc6yqccjh4l832sbs2p-bcachefs-module-7.0.0-38-generic.drv'...