Seeing 15 devices on wizpig but Pool:cts has official allocation of PVT is 18 devices.

../cli/atest host list -b 'wizpig' | ../contrib/count_labels -p
      1 av-flexible
     11 bvt
      9 cq
      1 crouton
     15 cts
      2 faft-test
      2 performance
      9 suites
      1 wificell