printEnvDetails(&buf)
	buf.WriteString(bugFooter)

	body := buf.String()
	url := "https://github.com/golang/go/issues/new?body=" + urlpkg.QueryEscape(body)
	if !web.OpenBrowser(url) {
		fmt.Print("Please file a new issue at golang.org/issue/new using this template:\n\n")
		fmt.Print(body)
	}
}

const bugHeader = `<!-- Please answer these questions before submitting your issue. Thanks! -->