priority.block-empty
You queued a block whose lines have all shipped or been retired. That tier can never fire again, and the order still reads as though work were waiting there.
What it means
Section titled “What it means”The block holds no open line, so nothing in it can be first.
One command closes it, and it is derived rather than composed.
What closes it
Section titled “What closes it”roadkeep priority drop …— the block holds no open line, so nothing in it can be first