internal/proxy: TestClientLimitsMaxConnections failed

[flaky-bot]

This test failed!

To configure my behavior, see the Flaky Bot documentation.

If I'm commenting on this issue too often, add the flakybot: quiet label and
I will stop commenting.

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commit: e9251a2
buildURL: https://github.com/GoogleCloudPlatform/alloydb-auth-proxy/actions/runs/2722192965
status: failed

Test output

2022/07/23 02:44:58 [proj:region:pg] Listening on 127.0.0.1:5000
2022/07/23 02:44:58 [proj:region:pg] accepted connection from 127.0.0.1:59060
2022/07/23 02:44:58 [proj:region:pg] accepted connection from 127.0.0.1:59056
2022/07/23 02:44:58 max connections (1) exceeded, refusing new connection
    proxy_test.go:287: conn.Read should return io.EOF, got = read tcp 127.0.0.1:59060->127.0.0.1:5000: i/o timeout

[flaky-bot]

Looks like this issue is flaky. 😟

I'm going to leave this open and stop commenting.

A human should fix and close this.

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When run at the same commit (e9251a2), this test passed in one build (https://github.com/GoogleCloudPlatform/alloydb-auth-proxy/actions/runs/2722192965) and failed in another build (https://github.com/GoogleCloudPlatform/alloydb-auth-proxy/actions/runs/2722192965).