priority.duplicate

You added a token that was already in the queue — usually a --first run twice, or a merge that took both sides of the section.

What it means

One of the two entries goes; the queue is re-added at the place you meant.

One command closes it, and it is derived rather than composed.

What closes it

• roadkeep priority drop … — one of the two entries goes; the queue is re-added at the place you meant