Hybrid integration test follow up #5540

Job	Run time
Basic Checks	10m 7s
Additional Builds and Concurrency Tests	13m 31s
miri	4m 12s
Measure coverage	9m 3s
Release builds and tests	8m 5s
sanitize (address)	22m 48s
Slow tests	15m 33s
sanitize (address, multi-threading)	22m 8s
sanitize (leak)	10m 0s
sanitize (leak, multi-threading)	9m 29s
	2h 4m 56s

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