in cli/gcr-login.go [43:49]
func (c *loginCmd) Execute(context.Context, *flag.FlagSet, ...interface{}) subcommands.ExitStatus {
if err := c.GCRLogin(); err != nil {
fmt.Fprintf(os.Stderr, "Login failure: %v\n", err)
return subcommands.ExitFailure
}
return subcommands.ExitSuccess
}