``` --- FAIL: TestSendfilePipe (0.05s) sendfile_test.go:310: Read did not time out FAIL FAIL net 9.705s ``` [2020-09-10T02:22:19-dfdc388/linux-arm64-aws](https://build.golang.org/log/4fac7f8abec1e9a7b4b0975a90df3317a5513cd2) [2019-10-25T18:44:06-096126d/darwin-arm64-corellium](https://build.golang.org/log/340866477e677b5307983dbc55729fbc8415c9f5) [2019-09-04T15:10:03-033299f/darwin-arm64-corellium](https://build.golang.org/log/d0303be867ce49764183bff4ea08a179e98e158f) [2019-08-28T02:29:54-22355d6/darwin-arm64-corellium](https://build.golang.org/log/1e20cfd4d556220fd0921799ca8047ce7b78bb3c) [2019-08-27T17:00:43-483d6d9/darwin-arm64-corellium](https://build.golang.org/log/b792c59b6940bfc107071ed467d4e1f31b635fee) It's not obvious to me whether this is a bug in the test's expectations or setup, or the result of slower-than-expected execution on these builders. CC @mikioh @bradfitz @ianlancetaylor
2020-09-10T02:22:19-dfdc388/linux-arm64-aws
2019-10-25T18:44:06-096126d/darwin-arm64-corellium
2019-09-04T15:10:03-033299f/darwin-arm64-corellium
2019-08-28T02:29:54-22355d6/darwin-arm64-corellium
2019-08-27T17:00:43-483d6d9/darwin-arm64-corellium
It's not obvious to me whether this is a bug in the test's expectations or setup, or the result of slower-than-expected execution on these builders.
CC @mikioh @bradfitz @ianlancetaylor