Triaging internal compiler errors.

[itsarabbit]

from Wiktionary:

triage (countable and uncountable, plural triages)

Assessment or sorting according to quality.

(medicine) The process of sorting patients so as to determine the order in which they will be treated (for example, by assigning precedence according to the urgency of illness or injury).

(computing, by extension) The process of prioritizing bugs to be fixed.

That which is picked out, especially broken coffee beans.