layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 784x582
      RenderBlock {P} at (0,0) size 784x18
        RenderText {#text} at (0,0) size 323x17
          text run at (0,0) width 323: "Test :nth-child() when dynamically adding siblings."
      RenderBlock {P} at (0,34) size 784x18
        RenderInline {A} at (0,0) size 305x17 [color=#0000EE]
          RenderText {#text} at (0,0) size 305x17
            text run at (0,0) width 305: "https://bugs.webkit.org/show_bug.cgi?id=26362"
      RenderBlock {DIV} at (10,68) size 764x210 [border: (1px solid #000000)]
        RenderBlock {P} at (11,6) size 747x18 [color=#FF0000]
          RenderText {#text} at (0,0) size 60x17
            text run at (0,0) width 13: "P "
            text run at (12,0) width 48: "red text"
        RenderBlock {DIV} at (6,24) size 752x18
          RenderText {#text} at (0,0) size 29x17
            text run at (0,0) width 29: "DIV"
        RenderBlock {P} at (11,42) size 747x18
          RenderText {#text} at (0,0) size 9x17
            text run at (0,0) width 9: "P"
        RenderBlock {DIV} at (6,60) size 752x18 [color=#FF0000] [bgcolor=#9999FF]
          RenderText {#text} at (0,0) size 131x17
            text run at (0,0) width 33: "DIV "
            text run at (32,0) width 52: "red text "
            text run at (83,0) width 48: "blue bg"
        RenderBlock {P} at (11,78) size 747x18
          RenderText {#text} at (0,0) size 9x17
            text run at (0,0) width 9: "P"
        RenderBlock {DIV} at (6,96) size 752x18
          RenderText {#text} at (0,0) size 29x17
            text run at (0,0) width 29: "DIV"
        RenderBlock {P} at (11,114) size 747x18 [color=#FF0000]
          RenderText {#text} at (0,0) size 60x17
            text run at (0,0) width 13: "P "
            text run at (12,0) width 48: "red text"
        RenderBlock {DIV} at (6,132) size 752x18
          RenderText {#text} at (0,0) size 29x17
            text run at (0,0) width 29: "DIV"
        RenderBlock {P} at (11,150) size 747x18
          RenderText {#text} at (0,0) size 9x17
            text run at (0,0) width 9: "P"
        RenderBlock {DIV} at (6,168) size 752x18 [color=#FF0000]
          RenderText {#text} at (0,0) size 80x17
            text run at (0,0) width 33: "DIV "
            text run at (32,0) width 48: "red text"
        RenderBlock {P} at (11,186) size 747x18
          RenderText {#text} at (0,0) size 9x17
            text run at (0,0) width 9: "P"
      RenderBlock {DIV} at (10,288) size 764x228 [border: (1px solid #000000)]
        RenderText {#text} at (6,6) size 261x17
          text run at (6,6) width 261: "child 0: PASS: found color rgb(255, 0, 0)"
        RenderBR {BR} at (266,6) size 1x17
        RenderText {#text} at (6,24) size 245x17
          text run at (6,24) width 245: "child 1: PASS: found color rgb(0, 0, 0)"
        RenderBR {BR} at (250,24) size 1x17
        RenderText {#text} at (6,42) size 245x17
          text run at (6,42) width 245: "child 2: PASS: found color rgb(0, 0, 0)"
        RenderBR {BR} at (250,42) size 1x17
        RenderText {#text} at (6,60) size 261x17
          text run at (6,60) width 261: "child 3: PASS: found color rgb(255, 0, 0)"
        RenderBR {BR} at (266,60) size 1x17
        RenderText {#text} at (6,78) size 245x17
          text run at (6,78) width 245: "child 4: PASS: found color rgb(0, 0, 0)"
        RenderBR {BR} at (250,78) size 1x17
        RenderText {#text} at (6,96) size 245x17
          text run at (6,96) width 245: "child 5: PASS: found color rgb(0, 0, 0)"
        RenderBR {BR} at (250,96) size 1x17
        RenderText {#text} at (6,114) size 261x17
          text run at (6,114) width 261: "child 6: PASS: found color rgb(255, 0, 0)"
        RenderBR {BR} at (266,114) size 1x17
        RenderText {#text} at (6,132) size 245x17
          text run at (6,132) width 245: "child 7: PASS: found color rgb(0, 0, 0)"
        RenderBR {BR} at (250,132) size 1x17
        RenderText {#text} at (6,150) size 245x17
          text run at (6,150) width 245: "child 8: PASS: found color rgb(0, 0, 0)"
        RenderBR {BR} at (250,150) size 1x17
        RenderText {#text} at (6,168) size 261x17
          text run at (6,168) width 261: "child 9: PASS: found color rgb(255, 0, 0)"
        RenderBR {BR} at (266,168) size 1x17
        RenderText {#text} at (6,186) size 253x17
          text run at (6,186) width 253: "child 10: PASS: found color rgb(0, 0, 0)"
        RenderBR {BR} at (258,186) size 1x17
        RenderText {#text} at (6,204) size 282x17
          text run at (6,204) width 282: "div 1: PASS: found color rgb(153, 153, 255)"
        RenderBR {BR} at (287,204) size 1x17