Opt NIO module into Strict Concurrency #1299

Job	Run time
Construct integration test matrix	3s
Vsock tests	2m 21s
Benchmarks / Construct Benchmarks matrix	5s
Cxx interop / Construct Cxx interop matrix	4s
Unit tests / Construct unit test matrix	3s
Soundness / API breakage check	1m 59s
Soundness / Unacceptable language check	3s
Soundness / Documentation check	2m 4s
Soundness / Broken symlinks check	2s
Soundness / Format check	45s
Soundness / License headers check	8s
Soundness / Shell check	34s
Soundness / YAML lint check	3s
Soundness / Python lint check	4s
Integration tests / Linux (5.9)	22m 57s
Integration tests / Linux (5.10)	21m 15s
Integration tests / Linux (6.0)	23m 31s
Integration tests / Linux (nightly-6.1)	24m 33s
Integration tests / Linux (nightly-main)	22m 36s
Unit tests / Unit tests / Linux (5.9)	3m 58s
Unit tests / Unit tests / Linux (5.10)	3m 40s
Unit tests / Unit tests / Linux (6.0)	4m 9s
Unit tests / Unit tests / Linux (nightly-6.1)	4m 29s
Unit tests / Unit tests / Linux (nightly-main)	4m 18s
Benchmarks / Benchmarks / Linux (5.9)	5m 13s
Benchmarks / Benchmarks / Linux (5.10)	4m 55s
Benchmarks / Benchmarks / Linux (6.0)	5m 16s
Benchmarks / Benchmarks / Linux (nightly-6.1)	4m 26s
Benchmarks / Benchmarks / Linux (nightly-main)	4m 20s
Cxx interop / Cxx interop / Linux (5.9)	1m 8s
Cxx interop / Cxx interop / Linux (5.10)	1m 11s
Cxx interop / Cxx interop / Linux (6.0)	1m 14s
Cxx interop / Cxx interop / Linux (nightly-6.1)	1m 37s
Cxx interop / Cxx interop / Linux (nightly-main)	1m 30s
	2h 54m 34s

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