Lev micro stops when server stops #528

Job	Run time
Windows	6m 46s
Benchmark / latest - nats:main	6m 30s
Coverage NO-TLS / latest - nats:main	3m 44s
Coverage: NO-verify_host / latest - nats:main	3m 54s
DEV_MODE / latest - nats:main	3m 25s
Coverage: TLS (NO-pool, NO-write_deadline) / latest - nats:main	3m 51s
Coverage: TLS (pool, NO-write_deadline) / latest - nats:main	4m 19s
Coverage: TLS (pool, write_deadline) / latest - nats:main	3m 52s
Coverage: TLS (NO-pool, write_deadline) / latest - nats:main	3m 51s
Sanitize (clang, address, NO-pool) / latest - nats:main	4m 38s
Sanitize (clang, address, pool) / latest - nats:main	4m 39s
Sanitize (clang, thread, NO-pool) / latest - nats:main	4m 24s
Sanitize (clang, thread, pool) / latest - nats:main	4m 32s
Sanitize (gcc, address, NO-pool) / latest - nats:main	4m 42s
Sanitize (gcc, address, pool) / latest - nats:main	4m 39s
Sanitize (gcc, thread, pool) / latest - nats:main	4m 57s
Sanitize (gcc, thread, NO-pool) / latest - nats:main	4m 33s
Ubuntu (clang) / latest - nats:main	3m 28s
Ubuntu (gcc) / latest - nats:main	3m 22s
	1h 24m 6s

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