this derivation will be built:
  /nix/store/rs33vawd5cky48jz3y04wvv49kvzvdnn-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/rs33vawd5cky48jz3y04wvv49kvzvdnn-bcachefs-module-7.0.0-29-generic.drv'...