Cross Reference: /prebuilts/go/darwin-x86/pkg/darwin_amd64_race/debug

`Name`	`Date`	`Size`
Up to higher level directory
`dwarf.a`	06-Dec-2017	`487K`
`elf.a`	06-Dec-2017	`457.9K`
`gosym.a`	06-Dec-2017	`156.1K`
`macho.a`	06-Dec-2017	`193.7K`
`pe.a`	06-Dec-2017	`115.6K`
`plan9obj.a`	06-Dec-2017	`73K`