Git rev: master/005af45191ded6185c618c708181b31281e43092 The sstate filename separator is changed from '-' to ':' by commit e5ee1b8c0d141e56ee67778c7b8af92de185dc01 . So the sstate-cache-management.sh also need update.
It has been fixed by Martin: http://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=a397dec90bf968e281f9135e9e0683c1cb19b91c
This is working and tested automatically with oe-selftest. Setting to Verified on poky master:47ceed0d8d60a3ddc398738acafe3aabf4ab8c90