Not sure it's something real, but it's damn annoying for sure:
t/04_socket.t ........ 1/18 Socket creation attempt without ctrl at /Users/yann/dev/cfk-release/lib/ControlFreak/Socket.pm line 88.
# Failed test 'stopped after one request'
# at t/04_socket.t line 99.
# Failed test 's1 starting'
# at t/04_socket.t line 109.
t/04_socket.t ........ 16/18
# Failed test '5, the last one got lost (no children connected)'
# at t/04_socket.t line 117.
# got: '2'
# expected: '5'
# Failed test 'received all s1 logs'
# at t/04_socket.t line 123.
# got: '3'
# expected: '0'
# Looks like you failed 4 tests of 18.
t/04_socket.t ........ Dubious, test returned 4 (wstat 1024, 0x400)
Failed 4/18 subtests
Not sure it's something real, but it's damn annoying for sure: