measure-time ... ok
  % cat .stderr

all 1 tests successful
-----
measure-time ... ok
  % cat .stderr

all 1 tests successful
-----
measure-time ... ok (+xx.x%)
  % cat .stderr

all 1 tests successful
-----
measure-time ... failed (+xx.x%)
  % 'measure-time' exceeded permitted execution time deviation (+xx.x%)
  % cat .stderr

1 of 1 test failed
-----
measure-time ... ok (+xx.x%)
  % cat .stderr

all 1 tests successful
-----
measure-time ... ok (+xx.x%)
  % cat .stderr

all 1 tests successful
-----