[Echidna] ✗ Failure: http://w3c.github.io/navigation-timing/W3CTRMANIFEST

✗ Echidna failed to publish http://w3c.github.io/navigation-timing/W3CTRMANIFEST
  for the following reasons:

    The file has been retrieved.
    The metadata have been extracted.
    The document failed Specberus.
  👎 Unknown pseudo-element or pseudo-class “:focus-within”
      ⮡ cf https://www.w3.org/pubrules/doc/rules/?profile=WD#cssValide

More details are available here:

  https://labs.w3.org/echidna/api/status?id=75bda69a-43eb-476f-9e5e-e3a546135d6f

If you think you found a bug, please fill in and submit this issue:

  https://github.com/w3c/echidna/issues/new?title=Bug:%20%5BWHAT%5D&body=%5BEXPLANATION%5D%0A%0AFound%20while%20trying%20to%20publish%20%60http%3A%2F%2Fw3c.github.io%2Fnavigation-timing%2FW3CTRMANIFEST%60%20(see%20the%20%5Bpublication%20job%5D(https%3A%2F%2Flabs.w3.org%2Fechidna%2Fapi%2Fstatus%3Fid%3D75bda69a-43eb-476f-9e5e-e3a546135d6f)).&labels=from-template

~ 2019-6-25 08:38:42

-- 
Echidna 1.14.3 (Specberus 4.1.1)
Copyright © 2014–2018 W3C — https://www.w3.org/

Received on Tuesday, 25 June 2019 08:38:43 UTC