don't let cruft on the local fs after an halt
don't let cruft on the local fs after an halt

Signed-off-by: António Meireles <9056f7c1f560fe4e0c75ab3cde8bee0cf3d504f4@reformi.st>

TheNewNormal/corectl,AntonioMeireles/corectl,AntonioMeireles/coreos-xhyve,TheNewNormal/corectl,AntonioMeireles/coreos-xhyve,AntonioMeireles/corectl