code: public boolean release(long offset) {
      Assert.argNot(offset < 0, "offset must be positive");
      if (bits.size() <= offset) {
        while (bits.size() <= offset) {
          bits.resize(bits.size() * 2);
        }
      }
      return bits.set(offset);
    }
docs: Releases an offset from the segment.
  
  @param offset The offset to release.
  @return Indicates whether the offset was newly released.