Dependencies would be pulled into snapshot:
    [empty]: Created as empty
from snapshot:
    [sensu]: Snapshot from mirror [sensu]: http://repos.sensuapp.org/apt/ sensu
and result would be saved as new snapshot destination.
Loading packages (154)...
Building indexes...
[+] sensu_0.12.6-5_amd64 added
[+] sensu_0.12.6-5_i386 added

Snapshot destination successfully created.
You can run 'aptly publish snapshot destination' to publish snapshot as Debian repository.