Attach (recommended) or Link to PDF file here:
PDF from #4106, https://mail.gnome.org/archives/evince-list/2013-November/pdfNC0hkVW67a.pdf.

Steps to reproduce the problem:
1. Open the PDF

What is the expected behavior?
![immagine](https://user-images.githubusercontent.com/1616846/121865567-67ca4200-ccfe-11eb-8673-1d6e863fc8d5.png)

What went wrong?
The PDF doesn't load, `TypeError: can't access property Symbol(), match is null` error is logged in the console.
this[$childrenToHTML]({
            filter,
            include: true,
          })
        ) {
          break;
        }
      }
      failure = this[$extra].attempt === 2;
    } else {
      failure = !this[$childrenToHTML]({
        filter,
        include: true,
      });
    }
    if (failure) {
      if (this.layout === "position") {
        delete this[$extra];
      }
      return HTMLResult.FAILURE;
    }
    let marginH = 0;
    let marginV = 0;
    if (this.margin) {
      marginH = this.margin.leftInset + this.margin.rightInset;
      marginV = this.margin.topInset + this.margin.bottomInset;
    }
    if (this.w === "") {
      style.width = measureToString(this[$extra].width + marginH);
    }