Start error in lxc-4.0.9

Not able to start the unprivilaged container in lxc-4.0.9 version

/var/lib/lxc$ lxc-start -n testSystem -f config -l DEBUG -o ll.txt
lxc-start: testSystem: lxccontainer.c: wait_on_daemonized_start: 869 Received container state “ABORTING” instead of “RUNNING”
lxc-start: testSystem: tools/lxc_start.c: main: 308 The container failed to start
lxc-start: testSystem: tools/lxc_start.c: main: 311 To get more details, run the container in foreground mode
lxc-start: testSystem: tools/lxc_start.c: main: 314 Additional information can be obtained by setting the --logfile and --logpriority options

/var/lib/lxc$ cat ll.txt
lxc-start testSystem 20210812124222.843 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124222.843 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type u nsid 0 hostid 231072 range 1002
lxc-start testSystem 20210812124222.843 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type g nsid 0 hostid 231072 range 1003
lxc-start testSystem 20210812124222.843 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type u nsid 1002 hostid 1002 range 1
lxc-start testSystem 20210812124222.843 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type g nsid 1003 hostid 1003 range 1
lxc-start testSystem 20210812124222.843 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type g nsid 1005 hostid 232076 range 64532
lxc-start testSystem 20210812124222.844 INFO lxccontainer - lxccontainer.c:do_lxcapi_start:988 - Set process title to [lxc monitor] /home/appfw1/.local/share/lxc testSystem
lxc-start testSystem 20210812124222.846 DEBUG lxccontainer - lxccontainer.c:wait_on_daemonized_start:849 - First child 18992 exited
lxc-start testSystem 20210812124222.848 WARN apparmor - lsm/apparmor.c:lsm_apparmor_ops_init:1275 - Per-container AppArmor profiles are disabled because the mac_admin capability is missing
lxc-start testSystem 20210812124222.848 INFO lsm - lsm/lsm.c:lsm_init_static:40 - Initialized LSM security driver AppArmor
lxc-start testSystem 20210812124222.848 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124222.848 INFO terminal - terminal.c:lxc_terminal_setup:972 - No terminal requested
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124222.848 INFO cgfsng - cgroups/cgfsng.c:unified_hierarchy_delegated:3074 - Permission denied - The cgroup.threads file is not writable, skipping unified hierarchy
lxc-start testSystem 20210812124222.848 WARN cgroup - cgroups/cgroup.c:cgroup_init:51 - Unsupported cgroup layout
lxc-start testSystem 20210812124222.848 INFO start - start.c:lxc_init:855 - Container “testSystem” is initialized
lxc-start testSystem 20210812124222.848 ERROR conf - conf.c:lxc_storage_prepare:490 - Operation not permitted - Failed to recursively turn root mount tree into dependent mount
lxc-start testSystem 20210812124222.848 ERROR conf - conf.c:lxc_rootfs_init:536 - Invalid argument - Failed to prepare rootfs storage
lxc-start testSystem 20210812124222.848 ERROR start - start.c:__lxc_start:2045 - Failed to handle rootfs pinning for container “testSystem”
lxc-start testSystem 20210812124222.848 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124222.848 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124222.848 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124222.848 ERROR lxccontainer - lxccontainer.c:wait_on_daemonized_start:869 - Received container state “ABORTING” instead of “RUNNING”
lxc-start testSystem 20210812124222.848 ERROR lxc_start - tools/lxc_start.c:main:308 - The container failed to start
lxc-start testSystem 20210812124222.848 ERROR lxc_start - tools/lxc_start.c:main:311 - To get more details, run the container in foreground mode
lxc-start testSystem 20210812124222.848 ERROR lxc_start - tools/lxc_start.c:main:314 - Additional information can be obtained by setting the --logfile and --logpriority options
lxc-start testSystem 20210812124646.188 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124646.189 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type u nsid 0 hostid 231072 range 1002
lxc-start testSystem 20210812124646.189 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type g nsid 0 hostid 231072 range 1003
lxc-start testSystem 20210812124646.190 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type u nsid 1002 hostid 1002 range 1
lxc-start testSystem 20210812124646.190 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type g nsid 1003 hostid 1003 range 1
lxc-start testSystem 20210812124646.190 INFO confile - confile.c:set_config_idmaps:2049 - Read uid map: type g nsid 1005 hostid 232076 range 64532
lxc-start testSystem 20210812124646.271 INFO lxccontainer - lxccontainer.c:do_lxcapi_start:988 - Set process title to [lxc monitor] /home/appfw1/.local/share/lxc testSystem
lxc-start testSystem 20210812124646.317 WARN apparmor - lsm/apparmor.c:lsm_apparmor_ops_init:1275 - Per-container AppArmor profiles are disabled because the mac_admin capability is missing
lxc-start testSystem 20210812124646.318 INFO lsm - lsm/lsm.c:lsm_init_static:40 - Initialized LSM security driver AppArmor
lxc-start testSystem 20210812124646.318 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124646.321 INFO terminal - terminal.c:lxc_terminal_setup:972 - No terminal requested
lxc-start testSystem 20210812124646.324 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.324 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.326 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.326 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.326 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.326 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.326 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.327 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.327 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.327 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.327 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.327 INFO cgfsng - cgroups/cgfsng.c:legacy_hierarchy_delegated:3084 - Permission denied - The cgroup.procs file is not writable, skipping legacy hierarchy
lxc-start testSystem 20210812124646.327 INFO cgfsng - cgroups/cgfsng.c:unified_hierarchy_delegated:3074 - Permission denied - The cgroup.threads file is not writable, skipping unified hierarchy
lxc-start testSystem 20210812124646.328 WARN cgroup - cgroups/cgroup.c:cgroup_init:51 - Unsupported cgroup layout
lxc-start testSystem 20210812124646.328 INFO start - start.c:lxc_init:855 - Container “testSystem” is initialized
lxc-start testSystem 20210812124646.328 ERROR conf - conf.c:lxc_storage_prepare:490 - Operation not permitted - Failed to recursively turn root mount tree into dependent mount
lxc-start testSystem 20210812124646.328 ERROR conf - conf.c:lxc_rootfs_init:536 - Invalid argument - Failed to prepare rootfs storage
lxc-start testSystem 20210812124646.328 ERROR start - start.c:__lxc_start:2045 - Failed to handle rootfs pinning for container “testSystem”
lxc-start testSystem 20210812124646.328 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124646.328 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124646.329 INFO utils - utils.c:get_rundir:260 - XDG_RUNTIME_DIR isn’t set in the environment
lxc-start testSystem 20210812124646.335 DEBUG lxccontainer - lxccontainer.c:wait_on_daemonized_start:849 - First child 19026 exited
lxc-start testSystem 20210812124646.335 ERROR lxccontainer - lxccontainer.c:wait_on_daemonized_start:869 - Received container state “ABORTING” instead of “RUNNING”
lxc-start testSystem 20210812124646.336 ERROR lxc_start - tools/lxc_start.c:main:308 - The container failed to start
lxc-start testSystem 20210812124646.336 ERROR lxc_start - tools/lxc_start.c:main:311 - To get more details, run the container in foreground mode
lxc-start testSystem 20210812124646.336 ERROR lxc_start - tools/lxc_start.c:main:314 - Additional information can be obtained by setting the --logfile and --logpriority options