AbstractReferenceCounted.new ReferenceCountUpdater() {...}

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	7 of 7	0%	0 of 0	n/a	3	3	3	3	3	3
{...}		0%		n/a	1	1	1	1	1	1
updater()		0%		n/a	1	1	1	1	1	1
unsafeOffset()		0%		n/a	1	1	1	1	1	1