this derivation will be built:
  /nix/store/ifg2z2d6li4q90c4acam6rfc96k9azz3-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/ifg2z2d6li4q90c4acam6rfc96k9azz3-bcachefs-module-7.0.0-39-generic.drv'...