gitlab-runner service cannot start

I want to mount host directory to docker container during the container execution. So I added volumes = ["root/dockervolume:/data:rw"] under [runners.docker] section in file /etc/gitlab-runner/config.toml But it was failed to start gitlab-runner service with below journal

==================================== Mar 10 20:32:42 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[903]: Starting multi-runner from /etc/gitlab-runner/config.toml... build Mar 10 20:32:42 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[903]: Running in system-mode. Mar 10 20:32:42 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[903]: Mar 10 20:32:42 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[903]: FATAL: Service run failed error=Near line Mar 10 20:32:42 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: gitlab-runner.service: main process exited, code=exited, status=1/FAILURE Mar 10 20:32:42 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: Unit gitlab-runner.service entered failed state. Mar 10 20:32:42 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: gitlab-runner.service failed. Mar 10 20:34:28 iZuf6c8ilqr0nzljydbnbxZ polkitd[587]: Registered Authentication Agent for unix-process:1088:8224859 (system bus Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: gitlab-runner.service holdoff time over, scheduling restart. Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: Stopped GitLab Runner. -- Subject: Unit gitlab-runner.service has finished shutting down -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel

-- Unit gitlab-runner.service has finished shutting down. Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: Started GitLab Runner. -- Subject: Unit gitlab-runner.service has finished start-up -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel

-- Unit gitlab-runner.service has finished starting up.

-- The start-up result is done. Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ polkitd[587]: Unregistered Authentication Agent for unix-process:1088:8224859 (system b Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[1129]: Runtime platform arch=amd64 os= Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[1129]: Starting multi-runner from /etc/gitlab-runner/config.toml... buil Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[1129]: Running in system-mode. Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[1129]: Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ gitlab-runner[1129]: FATAL: Service run failed error=Near lin Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: gitlab-runner.service: main process exited, code=exited, status=1/FAILURE Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: Unit gitlab-runner.service entered failed state. Mar 10 20:34:43 iZuf6c8ilqr0nzljydbnbxZ systemd[1]: gitlab-runner.service failed.