sb2: Fail if "argvmods" rule creation fails
sb2: Fail if "argvmods" rule creation fails

ldbox/ldbox,ldbox/ldbox,h113331pp/scratchbox2,h113331pp/scratchbox2,OlegGirko/ldbox,h113331pp/scratchbox2,OlegGirko/ldbox,h113331pp/scratchbox2,OlegGirko/ldbox,ldbox/ldbox,ldbox/ldbox,ldbox/ldbox,ldbox/ldbox,h113331pp/scratchbox2,OlegGirko/ldbox,OlegGirko/ldbox,OlegGirko/ldbox,h113331pp/scratchbox2