In my mail:
We have just released go1.12rc1, a release candidate version of Go 1.12.
It is cut from release-branch.go1.12 at the revision tagged go1.12rc1.
Please try your production load tests and unit tests with the new version.
Your help testing these pre-release versions is invaluable.
Report any problems using the issue tracker:
If you have Go installed already, the easiest way to try go1.12rc1
is by using the go command:
$ go get golang.org/dl/go1.12rc1
$ go1.12rc1 download
You can download binary and source distributions from the usual place:
To find out what has changed in Go 1.12, read the draft release notes:
The Go Team