if err != nil {
		c.Fatalf("Unable to set user: %v", err)
	}
	// 2.1 check that user does not have any access to the bucket
	uClient := s.getUserClient(c, accessKey, secretKey, "")
	c.mustNotListObjects(ctx, uClient, bucket)

	// 2.2 create and associate policy to user
	policy := "mypolicy-test-user-update"
	policyBytes := fmt.Appendf(nil, `{
 "Version": "2012-10-17",
 "Statement": [
  {

			return func() error {
				uClient := s.getUserClient(c, accessKeys[i], secretKeys[i], "")
				err := s.adm.RemoveUser(ctx, accessKeys[i])
				if err != nil {
					return err
				}
				c.mustNotListObjects(ctx, uClient, bucket)
				return nil
			}
		}(i), i)
	}
	if errs := g.Wait(); len(errs) > 0 {
		c.Fatalf("unable to remove users: %v", errs)
	}

	c.mustListObjects(ctx, dillonClient, "projectaorb")
	c.mustNotListObjects(ctx, dillonClient, "other")

	// this user's groups attribute is ["projectb"]
	lisaClient := makeSTSClient("******@****.***", "liza")
	// Validate client's permissions
	c.mustListBuckets(ctx, lisaClient)
	c.mustNotListObjects(ctx, lisaClient, "projecta")
	c.mustListObjects(ctx, lisaClient, "projectb")