shorten dmesg output

4 jobs for master in 2 minutes and 16 seconds
Status Job ID Name Coverage
  Build
passed #219306784
arm-linux-gnueabihf

00:01:07

passed #219306783
i686-linux-gnu

00:01:21

passed #219306782
x86_64-linux-gnu

00:01:18

 
  Deploy
passed #219306785
pack

00:00:54