this derivation will be built:
  /nix/store/l2czq16m0sbp6i9c96jvf9fvnymy608p-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/l2czq16m0sbp6i9c96jvf9fvnymy608p-bcachefs-module-7.0.0-30-generic.drv'...