this derivation will be built:
  /nix/store/jv2xg1629lrvc6jw517kqv1i9m3fgz56-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/jv2xg1629lrvc6jw517kqv1i9m3fgz56-bcachefs-module-7.0.0-34-generic.drv'...