this derivation will be built:
  /nix/store/il4pgp3raz9wv5md1z23k8nyia68zj27-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/il4pgp3raz9wv5md1z23k8nyia68zj27-bcachefs-module-7.0.0-29-generic.drv'...