DFTEST C1 sep="-" inlen=4 outlen=12 (control)
DFTEST C1 canary_before=0xaa
DFTEST C1 out=[de-ad-be-ef]
DFTEST C1 canary_after=0xaa
DFTEST C2 inlen=0 outlen=12 sep="-" (DF-2252 core)
DFTEST C2 canary_before=0xaa
DFTEST C2 canary_after=0x00 buf0=0xaa
DFTEST C3 inlen=-1 outlen=12 sep="-" (DF-2252 core)
DFTEST C3 canary_before=0xaa
DFTEST C3 canary_after=0x00 buf0=0xaa
DFTEST C4 sep=NULL inlen=6 outlen=18 (DF-2253 generic)
DFTEST C4 out=[deadbeef123]
DFTEST C4 canary_after=0xaa
DFTEST C5 if_ether.c:643 shape inlen=2 outlen=5 sep=NULL
DFTEST C5 out=[1]
DFTEST C5 canary_after=0xaa
DFTEST C6 mly.c:1344 shape inlen=4 outlen=12 sep=NULL
DFTEST C6 out=[deadbee]
DFTEST C6 canary_after=0xaa
DFTEST matrix done underflow_canary_hits=2