Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x600 [BFC] children: not-inline
    BlockContainer <body> at (8,8) content-size 784x17 children: inline
      frag 0 from ImageBox start: 0, length: 0, rect: [8,20 1x1] baseline: 1
      frag 1 from TextNode start: 0, length: 19, rect: [9,8 162.109375x17] baseline: 13.296875
          "PASS (didn't crash)"
      ImageBox <img> at (8,20) content-size 1x1 children: not-inline
      TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x600]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x17]
      ImagePaintable (ImageBox<IMG>) [8,20 1x1]
      TextPaintable (TextNode<#text>)
