Periodically report memory usage (#1503) #5629

Job	Run time
Basic Checks	19m 27s
miri	4m 37s
Additional Builds and Concurrency Tests	14m 39s
Release builds and tests	8m 34s
sanitize (address)	19m 43s
Slow tests	18m 11s
sanitize (address, multi-threading)	19m 7s
Measure coverage	28m 51s
sanitize (leak)	7m 56s
sanitize (leak, multi-threading)	10m 24s
	2h 31m 29s

Provide feedback