I have the same problem. Some information about my system. I use rasparry pi 3b+. I have burned SD card on 32gb from etcher (macos version).
uname -a
Linux raspberrypi 4.14.34-v7+ #1110 SMP Mon Apr 16 15:18:51 BST 2018 armv7l GNU/Linux
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root@raspberrypi:/# lsmod | grep ip
ip_tables 24576 0
x_tables 32768 1 ip_tables
ipv6 434176 102Code
root@raspberrypi:/# dpkg -l | grep openm
ii openmediavault 4.1.21-1 all openmediavault - The open network attached storage solution
ii openmediavault-flashmemory 4.2.1 all folder2ram plugin for OpenMediaVault
ii openmediavault-keyring 1.0 all GnuPG archive keys of the OpenMediaVault archive
ii openmediavault-netatalk 4.0.7-1 all OpenMediaVault netatalk (AppleTalk Protocol Suite) plugin
ii openmediavault-omvextrasorg 4.1.15 all OMV-Extras.org Package Repositories for OpenMediaVault
ii openmediavault-shellinabox 3.4 all Web-based SSH client.
When I've tried to install docker-ce I've received error.
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root@raspberrypi:/# apt-get install docker-ce
Reading package lists... Done
Building dependency tree
Reading state information... Done
docker-ce is already the newest version (5:18.09.5~3-0~debian-stretch).
0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] y
Setting up docker-ce (5:18.09.5~3-0~debian-stretch) ...
update-alternatives: warning: forcing reinstallation of alternative /usr/bin/dockerd-ce because link group dockerd is broken
Job for docker.service failed because the control process exited with error code.
See "systemctl status docker.service" and "journalctl -xe" for details.
invoke-rc.d: initscript docker, action "start" failed.
● docker.service - Docker Application Container Engine
Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
Active: activating (auto-restart) (Result: exit-code) since Sun 2019-04-14 18:33:21 UTC; 25ms ago
Docs: https://docs.docker.com
Process: 14422 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock (code=exited, status=1/FAILURE)
Main PID: 14422 (code=exited, status=1/FAILURE)
CPU: 578ms
Apr 14 18:33:21 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
Apr 14 18:33:21 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Apr 14 18:33:21 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
dpkg: error processing package docker-ce (--configure):
subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
docker-ce
E: Sub-process /usr/bin/dpkg returned an error code (1)Code
root@raspberrypi:/# journalctl -n20 -u docker.service
-- Logs begin at Thu 2016-11-03 17:16:43 UTC, end at Sun 2019-04-14 18:46:01 UTC. --
Apr 14 18:33:26 raspberrypi dockerd[14622]: time="2019-04-14T18:33:26.086530106Z" level=warning msg="mountpoint for pids not found"
Apr 14 18:33:26 raspberrypi dockerd[14622]: time="2019-04-14T18:33:26.087320932Z" level=info msg="Loading containers: start."
Apr 14 18:33:26 raspberrypi dockerd[14622]: time="2019-04-14T18:33:26.098138594Z" level=warning msg="Running modprobe bridge br_netfilter failed with message: modprobe: ERROR: ../libkmod/libk
Apr 14 18:33:26 raspberrypi dockerd[14622]: time="2019-04-14T18:33:26.105224363Z" level=warning msg="Running modprobe nf_nat failed with message: `modprobe: ERROR: ../libkmod/libkmod.c:586 km
Apr 14 18:33:26 raspberrypi dockerd[14622]: time="2019-04-14T18:33:26.112064979Z" level=warning msg="Running modprobe xt_conntrack failed with message: `modprobe: ERROR: ../libkmod/libkmod.c:
Apr 14 18:33:26 raspberrypi dockerd[14622]: time="2019-04-14T18:33:26.348428879Z" level=info msg="stopping event stream following graceful shutdown" error="<nil>" module=libcontainerd namespa
Apr 14 18:33:26 raspberrypi dockerd[14622]: time="2019-04-14T18:33:26.351466351Z" level=info msg="stopping event stream following graceful shutdown" error="context canceled" module=libcontain
Apr 14 18:33:26 raspberrypi dockerd[14622]: Error starting daemon: Error initializing network controller: error obtaining controller instance: failed to create NAT chain DOCKER: iptables fail
Apr 14 18:33:26 raspberrypi dockerd[14622]: Perhaps iptables or your kernel needs to be upgraded.
Apr 14 18:33:26 raspberrypi dockerd[14622]: (exit status 3)
Apr 14 18:33:26 raspberrypi systemd[1]: docker.service: Main process exited, code=exited, status=1/FAILURE
Apr 14 18:33:26 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
Apr 14 18:33:26 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Apr 14 18:33:26 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.
Apr 14 18:33:28 raspberrypi systemd[1]: docker.service: Service hold-off time over, scheduling restart.
Apr 14 18:33:28 raspberrypi systemd[1]: Stopped Docker Application Container Engine.
Apr 14 18:33:28 raspberrypi systemd[1]: docker.service: Start request repeated too quickly.
Apr 14 18:33:28 raspberrypi systemd[1]: Failed to start Docker Application Container Engine.
Apr 14 18:33:28 raspberrypi systemd[1]: docker.service: Unit entered failed state.
Apr 14 18:33:28 raspberrypi systemd[1]: docker.service: Failed with result 'exit-code'.I tried to reinstall docker-ce and OMV-Extras a few time but unfortunately it isn't help. Also I have burned sd card few time. When I try to upgrade pkgs I have message
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The following packages have been kept back:
hostapd
0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.I try to update this hostapd but unsuccessful. I have no idea what is wrong.