server not starting with docker

[kalyanbhonagiri16]

2020-07-24 00:24:35,206 INFO spawned: 'nginx' with pid 8
2020-07-24 00:24:35,208 INFO spawned: 'gunicorn' with pid 9
2020-07-24 00:24:35,230 INFO exited: nginx (exit status 1; not expected)
2020-07-24 00:24:36,004 INFO exited: gunicorn (exit status 3; not expected)
2020-07-24 00:24:37,007 INFO spawned: 'nginx' with pid 14
2020-07-24 00:24:37,008 INFO spawned: 'gunicorn' with pid 15
2020-07-24 00:24:37,033 INFO exited: nginx (exit status 1; not expected)
2020-07-24 00:24:37,735 INFO exited: gunicorn (exit status 3; not expected)
2020-07-24 00:24:39,739 INFO spawned: 'nginx' with pid 20
2020-07-24 00:24:39,741 INFO spawned: 'gunicorn' with pid 21
2020-07-24 00:24:39,763 INFO exited: nginx (exit status 1; not expected)