incorrectly warning for fmt.printf using ellipsis and indexes>1 and string, not var!, for format

[splace]

What version of Go are you using (go version)?

1.16.4

What operating system and processor architecture are you using (go env)?

linux amd64

reproduce

• use fmt.Printf with ellipsis
• use indexed arguments in format
• use first argument > 1
• use format string directly not a variable!

https://play.golang.org/p/8Tg8K4lc2rV

What did you expect to see?

no error

What did you see instead?

error

[seankhliao]

Duplicate of #34007