this derivation will be built:
  /nix/store/q890l2w34z8w2kfbzb2j07w95shqlwp6-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/q890l2w34z8w2kfbzb2j07w95shqlwp6-bcachefs-module-7.0.0-29-generic.drv'...