Fixing warnings

6 jobs for master in 30 minutes and 16 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #9530
centos
centos_build

00:05:14

passed #9531
mac
mac_build

00:05:56

passed #9532
ubuntu
ubuntu_build

00:03:32

 
  Test
passed #9533
centos
centos_run

00:12:14

passed #9534
mac
mac_run

00:03:18

passed #9535
ubuntu
ubuntu_run

00:17:48