} else {
      addPendingString(builder); // delegates to addDoneString if future completes midway
    }
    return builder.append("]").toString();
  }

  /**
   * Provide a human-readable explanation of why this future has not yet completed.
   *
   * @return null if an explanation cannot be provided (e.g. because the future is done).
   * @since 23.0
   */
  @CheckForNull

a&k!.&a&mihsoan?rihotok?waga&kihsagih?ya???emaguram?i&j&nonak?ustnez??kunas?monihcu??o&hsonot?nnam?yotim??u&st&amakat?odat??zatu????nak!.&a&dustam?kus&okoy?tarih??maz?nibe?r&a&gihsaimanim?h&esi?imagas??wa&do?guy???u&im?kamak???tikamay?wa&k&ia?oyik?umas??sijuf??yimonin??e&nokah?saya??i&akan?esiak?gusta?hsuz?kasagihc?o?ukust??o&nadah?sio?tamay?????kihsi!.&a&danihcu?gak?kihs?mijaw?t&abust?ikawak??wazanak??i&gurust?hcionon?mon?ukah??nasukah?o&anan?ton!akan???u&kohak?stamok?z&imana?us?????niko!.&a&ha...