carl@twist:~/src/tv/lca$ juju status
Model    Controller  Cloud/Region         Version
default  lxd-test    localhost/localhost  2.0.2

App   Version  Status       Scale  Charm   Store       Rev  OS      Notes
cnt5           maintenance      1  ubuntu  jujucharms   10  ubuntu  
r5             error          0/1  ubuntu  jujucharms   10  ubuntu  

Unit     Workload     Agent      Machine  Public address  Ports  Message
cnt5/0*  maintenance  executing  4        10.0.0.171             (install) installing charm software
r5/0     error        lost       1        10.0.0.174             hook failed: "install"

Machine  State    DNS         Inst id        Series  AZ
1        stopped  10.0.0.174  juju-c89dd3-1  xenial  
4        started  10.0.0.171  juju-c89dd3-4  xenial