SV = PV(0x57565c72fee0) at 0x57565c75e0d0
  REFCNT = 1
  FLAGS = (POK,IsCOW,pPOK)
  PV = 0x57565c761a90 "abc"\0
  CUR = 3
  LEN = 16
  COW_REFCNT = 1
00.00.57.56.5c.78.5b.c0
SV = PV(0x57565c72fee0) at 0x57565c75e0d0
  REFCNT = 1
  FLAGS = (POK,pPOK)
  PV = 0x57565c785bc0 "abc"\0
  CUR = 3
  LEN = 16