this derivation will be built:
  /nix/store/3mgyz3rmjk9x2bw8aqhfgmdby84dkmwi-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/3mgyz3rmjk9x2bw8aqhfgmdby84dkmwi-bcachefs-module-7.0.0-29-generic.drv'...