Docker Network Crash

First time I used the docker network feature, it seemed crashy to me:

$ docker network ls
NETWORK ID          NAME                DRIVER
0f1996fc51c9        pi03                overlay
c402c8bb702a        cola                overlay
6206dd571256        bridge              bridge
e44d22850387        none                null
7f1bb85d989f        host                host
HypriotOS: root@pi02 in ~
$ docker network rm c402c8bb702a
Error response from daemon: network c402c8bb702a not found
HypriotOS: root@pi02 in ~
$ docker network rm cola
Error response from daemon: network cola not found
HypriotOS: root@pi02 in ~
$ docker network ls
NETWORK ID          NAME                DRIVER
6206dd571256        bridge              bridge
e44d22850387        none                null
7f1bb85d989f        host                host
HypriotOS: root@pi02 in ~
$

HypriotOS: root@pi02 in ~
$ docker ps

malloc: unknown:0: assertion botched
free: called with already freed block argument
last command: docker network create --driver=overlay cola
Aborting...debug1: client_input_channel_req: channel 0 rtype exit-signal reply 0
debug1: client_input_channel_req: channel 0 rtype eow@openssh.com reply 0
debug1: channel 0: free: client-session, nchannels 1
Connection to pi02.local closed.
Transferred: sent 52376, received 265460 bytes, in 1928.5 seconds
Bytes per second: sent 27.2, received 137.7
debug1: Exit status -1
zoobab@sabayonx86-64 /home/zoobab [7]$