Docker-containerd-shim always working and Docker Not Starting

Hi all,

i have a problem when i want restart docker

root@instance-1:~# service docker restart
Job for docker.service failed because the control process exited with error code. See “systemctl status docker.service” and “journalctl -xe” for details.
root@instance-1:~# systemctl status docker.service
● docker.service - Docker Application Container Engine
Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
Active: inactive (dead) (Result: exit-code) since Sal 2018-10-02 07:13:54 UTC; 4s ago
Docs: https://docs.docker.com
Process: 24143 ExecStart=/usr/bin/dockerd -H fd:// (code=exited, status=2)
Main PID: 24143 (code=exited, status=2)
Tasks: 27
Memory: 17.5M
CPU: 1.796s
CGroup: /system.slice/docker.service
├─24720 docker-containerd-shim -namespace moby -workdir /var/lib/docker/containerd/daemon/io.containerd.runtime.v1.linux/moby/cc06ad3a0342c03aea13dbe0d39b4a38a26dbe9e3e07595e7c2d633fba7e7e1d -address
├─24762 docker-containerd-shim -namespace moby -workdir /var/lib/docker/containerd/daemon/io.containerd.runtime.v1.linux/moby/9a9b3b4b3bd7b60c6f44810320d1ea29c2a5bb80c3a0967c0b6eb6bbad241266 -address
└─24765 docker-containerd-shim -namespace moby -workdir /var/lib/docker/containerd/daemon/io.containerd.runtime.v1.linux/moby/b2791161db9f44115abd9c762440dfea269f91475d4e2e3df5efa8bf24b4ff1e -address

Eki 02 07:13:53 instance-1 systemd[1]: Failed to start Docker Application Container Engine.
Eki 02 07:13:53 instance-1 systemd[1]: docker.service: Unit entered failed state.
Eki 02 07:13:53 instance-1 systemd[1]: docker.service: Failed with result ‘exit-code’.
Eki 02 07:13:54 instance-1 systemd[1]: docker.service: Service hold-off time over, scheduling restart.
Eki 02 07:13:54 instance-1 systemd[1]: Stopped Docker Application Container Engine.
Eki 02 07:13:54 instance-1 systemd[1]: docker.service: Start request repeated too quickly.
Eki 02 07:13:54 instance-1 systemd[1]: Failed to start Docker Application Container Engine.

if anyone can help me i will be glad thanks all