$ ./streaming-app
Connecting to server...
> GET  HTTP/1.1
> Soup-Debug-Timestamp: 1561039695
> Soup-Debug: SoupSession 1 (0x557f575c6220), SoupMessage 1 (0x557f575e20e0), SoupSocket 1 (0x557f5738e3f0)
> Host: localhost:8443
> Upgrade: websocket
> Connection: Upgrade
> Sec-WebSocket-Key: 4VZnmjdGvN9CZandnuVLOg==
> Sec-WebSocket-Version: 13
> Accept-Encoding: gzip, deflate

< HTTP/1.1 101 Switching Protocols
< Soup-Debug-Timestamp: 1561039695
< Soup-Debug: SoupMessage 1 (0x557f575e20e0)
< Upgrade: websocket
< Connection: Upgrade
< Sec-WebSocket-Accept: +bWQYcjQgbG/TQmKKSUeaLUtFlQ=
< Date: Thu, 20 Jun 2019 14:08:15 GMT
< Server: Python/3.7 websockets/7.0

Connected to signalling server
Registering with signalling server
Registered with server
ERROR: no client session 5, server-state: 7, session_state: 1
0: direction = 2
Created data channel

(streaming-app:5820): GStreamer-CRITICAL **: 15:08:20.519: gst_mini_object_make_writable: assertion 'mini_object != NULL' failed

(streaming-app:5820): GStreamer-CRITICAL **: 15:08:20.519: gst_caps_get_size: assertion 'GST_IS_CAPS (caps)' failed
Sending offer:
v=0
o=- 8891129169571227517 0 IN IP4 0.0.0.0
s=-
t=0 0
a=ice-options:trickle
a=group:BUNDLE video0 application1
m=video 9 UDP/TLS/RTP/SAVPF 96
c=IN IP4 0.0.0.0
a=setup:actpass
a=ice-ufrag:AoonpO+XirqVV4dhDcc3X2UFC6zAYl70
a=ice-pwd:VNkFxxiMuEkvJt7hE1skePDOcucb5Ny2
a=rtcp-mux
a=rtcp-rsize
a=sendonly
a=rtpmap:96 H264/90000
a=rtcp-fb:96 nack pli
a=mid:video0
a=fingerprint:sha-256 D5:D2:3B:97:BF:CA:FE:7B:6F:D4:D3:F9:D1:C5:08:9F:CB:28:50:9A:1A:11:7C:A0:07:29:41:00:72:DE:B1:01
m=application 0 UDP/DTLS/SCTP webrtc-datachannel
c=IN IP4 0.0.0.0
a=setup:actpass
a=ice-ufrag:AoonpO+XirqVV4dhDcc3X2UFC6zAYl70
a=ice-pwd:VNkFxxiMuEkvJt7hE1skePDOcucb5Ny2
a=bundle-only
a=mid:application1
a=sctp-port:5000
a=fingerprint:sha-256 D5:D2:3B:97:BF:CA:FE:7B:6F:D4:D3:F9:D1:C5:08:9F:CB:28:50:9A:1A:11:7C:A0:07:29:41:00:72:DE:B1:01

Received SDP answer:
v=0
o=- 1025588746151142220 2 IN IP4 127.0.0.1
s=-
t=0 0
a=group:BUNDLE video0 application1
a=msid-semantic: WMS
m=video 47791 UDP/TLS/RTP/SAVPF 96
c=IN IP4 192.168.122.136
a=rtcp:9 IN IP4 0.0.0.0
a=candidate:2459060896 1 udp 2113937151 192.168.122.136 47791 typ host generation 0 network-cost 999
a=ice-ufrag:1Qeu
a=ice-pwd:GRcUQaYJPjZj7mw490qeSG99
a=ice-options:trickle
a=fingerprint:sha-256 C7:7B:33:37:1F:47:5A:B4:8E:77:57:95:83:6E:09:D4:1D:80:2C:DC:75:AE:8A:2C:6F:1C:7E:8C:5A:9F:4C:C3
a=setup:active
a=mid:video0
a=recvonly
a=rtcp-mux
a=rtcp-rsize
a=rtpmap:96 H264/90000
a=rtcp-fb:96 nack pli
a=fmtp:96 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42e01f
m=application 9 UDP/DTLS/SCTP webrtc-datachannel
c=IN IP4 0.0.0.0
b=AS:30
a=ice-ufrag:1Qeu
a=ice-pwd:GRcUQaYJPjZj7mw490qeSG99
a=ice-options:trickle
a=fingerprint:sha-256 C7:7B:33:37:1F:47:5A:B4:8E:77:57:95:83:6E:09:D4:1D:80:2C:DC:75:AE:8A:2C:6F:1C:7E:8C:5A:9F:4C:C3
a=setup:active
a=mid:application1
a=sctp-port:5000


(streaming-app:5820): GStreamer-CRITICAL **: 15:08:20.595: gst_mini_object_make_writable: assertion 'mini_object != NULL' failed

(streaming-app:5820): GStreamer-CRITICAL **: 15:08:20.595: gst_caps_get_size: assertion 'GST_IS_CAPS (caps)' failed
Sending offer:
v=0
o=- 2856038710451570230 0 IN IP4 0.0.0.0
s=-
t=0 0
a=ice-options:trickle
a=group:BUNDLE video2 application3
m=video 9 UDP/TLS/RTP/SAVPF 96
c=IN IP4 0.0.0.0
a=setup:actpass
a=ice-ufrag:MvdAJrcpBHHwEsOcqtBFXoS1s73FepJJ
a=ice-pwd:vjvl0ODE680PAuGP66D92LWXCPhKkS59
a=rtcp-mux
a=rtcp-rsize
a=sendonly
a=rtpmap:96 H264/90000
a=rtcp-fb:96 nack pli
a=mid:video2
a=fingerprint:sha-256 D5:D2:3B:97:BF:CA:FE:7B:6F:D4:D3:F9:D1:C5:08:9F:CB:28:50:9A:1A:11:7C:A0:07:29:41:00:72:DE:B1:01
m=application 0 UDP/DTLS/SCTP webrtc-datachannel
c=IN IP4 0.0.0.0
a=setup:actpass
a=ice-ufrag:MvdAJrcpBHHwEsOcqtBFXoS1s73FepJJ
a=ice-pwd:vjvl0ODE680PAuGP66D92LWXCPhKkS59
a=bundle-only
a=mid:application3
a=sctp-port:5000
a=fingerprint:sha-256 D5:D2:3B:97:BF:CA:FE:7B:6F:D4:D3:F9:D1:C5:08:9F:CB:28:50:9A:1A:11:7C:A0:07:29:41:00:72:DE:B1:01