Implicitly close socket by destructor #1087

Job	Run time
Linux [UBSAN] [lmdb \| clang]	1h 37m 19s
Linux [ASAN] [lmdb \| clang]	1h 33m 32s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	1h 34m 26s
Linux [TSAN] [lmdb \| clang] (Errors Ignored)	1h 37m 20s
macOS [UBSAN] [lmdb \| clang]	37m 31s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	1h 34m 26s
macOS [ASAN] [lmdb \| clang]	30m 6s
Linux [UBSAN] [rocksdb \| clang]	1h 36m 2s
macOS [TSAN] [lmdb \| clang] (Errors Ignored)	33m 35s
Linux [ASAN] [rocksdb \| clang]	1h 33m 21s
macOS [UBSAN] [rocksdb \| clang]	45m 55s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	1h 36m 19s
macOS [ASAN] [rocksdb \| clang]	44m 13s
Linux [TSAN] [rocksdb \| clang] (Errors Ignored)	1h 37m 23s
macOS [TSAN] [rocksdb \| clang] (Errors Ignored)	1h 13m 43s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	1h 33m 28s
	20h 18m 39s

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