Roll-out status
Under Variants in the 
Details panel, you can check the roll-out status:
none
No roll-out was triggered for the model variant.
new
The new model variant was created. However, the variant owner has not yet clicked Finish because the model variant is not fully set up yet.
pending
A roll-out was triggered for the model variant.
in progress
The variant owner started processing the current roll-out.
finished
A new model variant was created or a master model roll-out to the model variant was finalized.
canceled
The last master model roll-out for the model variant was canceled.