Error in starting in mutilple commands in lxc-start

How do we start two binaries/commands together in lxc-start

I tried doing it by invoking a shells script[which starts multiple binaries] in lxc-start but container was not able start

lxc-start app 20210830202332.799 INFO utils - utils.c:get_rundir:273 - XDG_RUNTIME_DIR isn’t set in the environment.
lxc-start app 20210830202332.799 INFO confile - confile.c:set_config_idmaps:1542 - Read uid map: type u nsid 0 hostid 231072 range 1002
lxc-start app 20210830202332.799 INFO confile - confile.c:set_config_idmaps:1542 - Read uid map: type g nsid 0 hostid 231072 range 1003
lxc-start app 20210830202332.799 INFO confile - confile.c:set_config_idmaps:1542 - Read uid map: type u nsid 1002 hostid 1002 range 1
lxc-start app 20210830202332.799 INFO confile - confile.c:set_config_idmaps:1542 - Read uid map: type g nsid 1003 hostid 1003 range 1
lxc-start app 20210830202332.799 INFO confile - confile.c:set_config_idmaps:1542 - Read uid map: type g nsid 1005 hostid 232076 range 64532
lxc-start app 20210830202332.799 TRACE commands - commands.c:lxc_cmd:312 - Connection refused - Command “get_init_pid” failed to connect command socket
lxc-start app 20210830202332.799 TRACE commands - commands.c:lxc_cmd:312 - Connection refused - Command “get_state” failed to connect command socket
lxc-start app 20210830202332.799 TRACE start - start.c:lxc_init_handler:717 - Created anonymous pair {4,5} of unix sockets
lxc-start app 20210830202332.799 TRACE commands - commands.c:lxc_cmd_init:1249 - Creating abstract unix socket “/home/appfw/.local/share/lxc/app/command”
lxc-start app 20210830202332.799 TRACE start - start.c:lxc_init_handler:729 - Unix domain socket 6 for command server is ready
lxc-start app 20210830202332.800 INFO lxccontainer - lxccontainer.c:do_lxcapi_start:959 - Set process title to [lxc monitor] /home/appfw/.local/share/lxc app
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_start:2023 - Doing lxc_start
lxc-start app 20210830202332.800 INFO lsm - lsm/lsm.c:lsm_init:47 - LSM security driver nop
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:746 - Initialized LSM
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:753 - Read seccomp policy
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_serve_state_clients:431 - Set container state to STARTING
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_serve_state_clients:434 - No state clients registered
lxc-start app 20210830202332.800 INFO utils - utils.c:get_rundir:273 - XDG_RUNTIME_DIR isn’t set in the environment.
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:761 - Set container state to “STARTING”
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:824 - Set environment variables
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:831 - Ran pre-start hooks
lxc-start app 20210830202332.800 TRACE start - start.c:setup_signal_fd:332 - Created signal file descriptor 7
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:842 - Set up signal fd
lxc-start app 20210830202332.800 INFO terminal - terminal.c:lxc_terminal_setup:927 - No terminal requested
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:850 - Created console
lxc-start app 20210830202332.800 TRACE start - start.c:lxc_init:857 - Chowned console
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1029 - basecginfo is:
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1030 - 12:cpuset:/user/appfw/0
8:freezer:/user/appfw/0
1:name=systemd:/user/appfw/0
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 0: cpuset
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 1: blkio
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 2: pids
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 3: rdma
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 4: freezer
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 5: memory
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 6: cpu
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 7: cpuacct
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 8: net_cls
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 9: net_prio
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 10: devices
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 11: hugetlb
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 12: perf_event
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1033 - kernel subsystem 13: cgroup2
lxc-start app 20210830202332.800 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_basecg_debuginfo:1036 - named subsystem 0: name=systemd
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:cg_hybrid_init:2417 - Writable cgroup hierarchies:
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1010 - Hierarchies:
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1015 - 0: base_cgroup: /user/appfw/0
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1016 - mountpoint: /sys/fs/cgroup/systemd
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1017 - controllers:
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1019 - 0: name=systemd
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1015 - 1: base_cgroup: /user/appfw/0
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1016 - mountpoint: /sys/fs/cgroup/freezer
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1017 - controllers:
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1019 - 0: freezer
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1015 - 2: base_cgroup: /user/appfw/0
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1016 - mountpoint: /sys/fs/cgroup/cpuset
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1017 - controllers:
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:lxc_cgfsng_print_hierarchies:1019 - 0: cpuset
lxc-start app 20210830202332.801 TRACE cgroup - cgroups/cgroup.c:cgroup_init:51 - Initialized cgroup driver cgfsng
lxc-start app 20210830202332.801 TRACE cgroup - cgroups/cgroup.c:cgroup_init:56 - Running with hybrid cgroup layout
lxc-start app 20210830202332.801 TRACE start - start.c:lxc_init:864 - Initialized cgroup driver
lxc-start app 20210830202332.801 INFO start - start.c:lxc_init:866 - Container “app” is initialized
lxc-start app 20210830202332.801 ERROR cgfsng - cgroups/cgfsng.c:create_path_for_hierarchy:1198 - The cgroup “/sys/fs/cgroup/systemd/user/appfw/0/lxc/app” already existed
lxc-start app 20210830202332.801 ERROR cgfsng - cgroups/cgfsng.c:cgfsng_create:1287 - Failed to create cgroup “/sys/fs/cgroup/systemd/user/appfw/0/lxc/app”
lxc-start app 20210830202332.801 ERROR cgfsng - cgroups/cgfsng.c:create_path_for_hierarchy:1198 - The cgroup “/sys/fs/cgroup/systemd/user/appfw/0/lxc/app-1” already existed
lxc-start app 20210830202332.801 ERROR cgfsng - cgroups/cgfsng.c:cgfsng_create:1287 - Failed to create cgroup “/sys/fs/cgroup/systemd/user/appfw/0/lxc/app-1”
lxc-start app 20210830202332.801 ERROR cgfsng - cgroups/cgfsng.c:create_path_for_hierarchy:1198 - The cgroup “/sys/fs/cgroup/systemd/user/appfw/0/lxc/app-2” already existed
lxc-start app 20210830202332.801 ERROR cgfsng - cgroups/cgfsng.c:cgfsng_create:1287 - Failed to create cgroup “/sys/fs/cgroup/systemd/user/appfw/0/lxc/app-2”
lxc-start app 20210830202332.801 TRACE cgfsng - cgroups/cgfsng.c:cg_legacy_filter_and_set_cpus:427 - No isolated cpus detected
lxc-start app 20210830202332.801 DEBUG cgfsng - cgroups/cgfsng.c:cg_legacy_handle_cpuset_hierarchy:613 - “cgroup.clone_children” was already set to “1”
lxc-start app 20210830202332.801 TRACE start - start.c:lxc_spawn:1653 - Cloned child process 8295
lxc-start app 20210830202332.801 INFO start - start.c:lxc_spawn:1657 - Cloned CLONE_NEWUSER
lxc-start app 20210830202332.801 INFO start - start.c:lxc_spawn:1657 - Cloned CLONE_NEWNS
lxc-start app 20210830202332.801 INFO start - start.c:lxc_spawn:1657 - Cloned CLONE_NEWPID
lxc-start app 20210830202332.801 INFO start - start.c:lxc_spawn:1657 - Cloned CLONE_NEWUTS
lxc-start app 20210830202332.801 INFO start - start.c:lxc_spawn:1657 - Cloned CLONE_NEWIPC
lxc-start app 20210830202332.801 DEBUG start - start.c:lxc_try_preserve_namespaces:205 - Preserved user namespace via fd 12
lxc-start app 20210830202332.801 DEBUG start - start.c:lxc_try_preserve_namespaces:205 - Preserved mnt namespace via fd 13
lxc-start app 20210830202332.801 DEBUG start - start.c:lxc_try_preserve_namespaces:205 - Preserved pid namespace via fd 14
lxc-start app 20210830202332.801 DEBUG start - start.c:lxc_try_preserve_namespaces:205 - Preserved uts namespace via fd 15
lxc-start app 20210830202332.801 DEBUG start - start.c:lxc_try_preserve_namespaces:205 - Preserved ipc namespace via fd 16
lxc-start app 20210830202332.801 DEBUG conf - conf.c:idmaptool_on_path_and_privileged:2836 - The binary “/usr/bin/newuidmap” does have the setuid bit set
lxc-start app 20210830202332.802 DEBUG conf - conf.c:idmaptool_on_path_and_privileged:2836 - The binary “/usr/bin/newgidmap” does have the setuid bit set
lxc-start app 20210830202332.802 DEBUG conf - conf.c:lxc_map_ids:2928 - Functional newuidmap and newgidmap binary found
lxc-start app 20210830202332.804 TRACE conf - conf.c:lxc_map_ids:3002 - newuidmap wrote mapping “newuidmap 8295 0 231072 1002 1002 1002 1”
lxc-start app 20210830202332.806 TRACE conf - conf.c:lxc_map_ids:3002 - newgidmap wrote mapping “newgidmap 8295 0 231072 1003 1003 1003 1 1005 232076 64532”
lxc-start app 20210830202332.807 INFO start - start.c:do_start:1105 - Unshared CLONE_NEWNET
lxc-start app 20210830202332.807 DEBUG cgfsng - cgroups/cgfsng.c:__cg_legacy_setup_limits:2191 - Set controller “cpuset.cpus” set to “1,2”
lxc-start app 20210830202332.807 INFO cgfsng - cgroups/cgfsng.c:__cg_legacy_setup_limits:2196 - Limits for the legacy cgroup hierarchies have been setup
lxc-start app 20210830202332.807 TRACE conf - conf.c:get_minimal_idmap:4271 - Allocated minimal idmapping
lxc-start app 20210830202332.807 TRACE conf - conf.c:userns_exec_1:4351 - Establishing uid mapping for “8300” in new user namespace: nsuid 0 - hostid 231072 - range 1002
lxc-start app 20210830202332.807 TRACE conf - conf.c:userns_exec_1:4351 - Establishing uid mapping for “8300” in new user namespace: nsuid 1002 - hostid 1002 - range 1
lxc-start app 20210830202332.807 TRACE conf - conf.c:userns_exec_1:4351 - Establishing gid mapping for “8300” in new user namespace: nsuid 0 - hostid 231072 - range 1003
lxc-start app 20210830202332.807 TRACE conf - conf.c:userns_exec_1:4351 - Establishing gid mapping for “8300” in new user namespace: nsuid 1003 - hostid 1003 - range 1
lxc-start app 20210830202332.807 DEBUG conf - conf.c:idmaptool_on_path_and_privileged:2836 - The binary “/usr/bin/newuidmap” does have the setuid bit set
lxc-start app 20210830202332.807 DEBUG conf - conf.c:idmaptool_on_path_and_privileged:2836 - The binary “/usr/bin/newgidmap” does have the setuid bit set
lxc-start app 20210830202332.807 DEBUG conf - conf.c:lxc_map_ids:2928 - Functional newuidmap and newgidmap binary found
lxc-start app 20210830202332.811 TRACE conf - conf.c:lxc_map_ids:3002 - newuidmap wrote mapping “newuidmap 8300 0 231072 1002 1002 1002 1”
lxc-start app 20210830202332.813 TRACE conf - conf.c:lxc_map_ids:3002 - newgidmap wrote mapping “newgidmap 8300 0 231072 1003 1003 1003 1”
lxc-start app 20210830202332.813 TRACE conf - conf.c:run_userns_fn:4097 - Calling function “chown_cgroup_wrapper”
lxc-start app 20210830202332.814 DEBUG start - start.c:lxc_spawn:1711 - Preserved net namespace via fd 8
lxc-start app 20210830202332.814 ERROR start - start.c:lxc_spawn:1716 - Operation not permitted - Failed to allocate new network namespace id
lxc-start app 20210830202332.814 NOTICE utils - utils.c:lxc_switch_uid_gid:2183 - Switched to gid 0.
lxc-start app 20210830202332.814 NOTICE utils - utils.c:lxc_switch_uid_gid:2189 - Switched to uid 0.
lxc-start app 20210830202332.814 NOTICE utils - utils.c:lxc_setgroups:2201 - Dropped additional groups.
lxc-start app 20210830202332.814 INFO start - start.c:do_start:1213 - Unshared CLONE_NEWCGROUP
lxc-start app 20210830202332.814 TRACE conf - conf.c:remount_all_slave:3350 - Remounted all mount table entries as MS_SLAVE
lxc-start app 20210830202332.814 INFO conf - conf.c:mount_autodev:1129 - Preparing “/dev”
lxc-start app 20210830202332.814 TRACE conf - conf.c:mount_autodev:1153 - Mounted tmpfs on “/dev”
lxc-start app 20210830202332.814 INFO conf - conf.c:mount_autodev:1176 - Prepared “/dev”
lxc-start app 20210830202332.814 INFO conf - conf.c:lxc_fill_autodev:1220 - Populating “/dev”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:lxc_fill_autodev:1293 - Bind mounted host device node “/dev/full” onto “/dev/full”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:lxc_fill_autodev:1293 - Bind mounted host device node “/dev/null” onto “/dev/null”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:lxc_fill_autodev:1293 - Bind mounted host device node “/dev/random” onto “/dev/random”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:lxc_fill_autodev:1293 - Bind mounted host device node “/dev/tty” onto “/dev/tty”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:lxc_fill_autodev:1293 - Bind mounted host device node “/dev/urandom” onto “/dev/urandom”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:lxc_fill_autodev:1293 - Bind mounted host device node “/dev/zero” onto “/dev/zero”
lxc-start app 20210830202332.815 INFO conf - conf.c:lxc_fill_autodev:1297 - Populated “/dev”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/bin” on “/var/lib/lxc/app/bin/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/bin” were 4096, required extra flags are 1
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/bin” on “/var/lib/lxc/app/bin/” with filesystem type “none”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/boot” on “/var/lib/lxc/app/boot/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/boot” were 4096, required extra flags are 1
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/boot” on “/var/lib/lxc/app/boot/” with filesystem type “none”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/dev” on “/var/lib/lxc/app/dev/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/dev” were 4096, required extra flags are 1
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/dev” on “/var/lib/lxc/app/dev/” with filesystem type “none”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/etc” on “/var/lib/lxc/app/etc/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/etc” were 4096, required extra flags are 1
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/etc” on “/var/lib/lxc/app/etc/” with filesystem type “none”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/lib” on “/var/lib/lxc/app/lib/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/lib” were 4096, required extra flags are 1
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/lib” on “/var/lib/lxc/app/lib/” with filesystem type “none”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/lost+found” on “/var/lib/lxc/app/lost+found/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/lost+found” were 4096, required extra flags are 1
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/lost+found” on “/var/lib/lxc/app/lost+found/” with filesystem type “none”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/media/lxc_poc/lxc_app_binaries” on “/var/lib/lxc/app/media/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/media/lxc_poc/lxc_app_binaries” were 4096, required extra flags are 0
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2056 - Mountflags already were 4096, skipping remount
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/media/lxc_poc/lxc_app_binaries” on “/var/lib/lxc/app/media/” with filesystem type “none”
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/mnt” on “/var/lib/lxc/app/mnt/” to respect bind or remount options
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/mnt” were 4096, required extra flags are 1
lxc-start app 20210830202332.815 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/mnt” on “/var/lib/lxc/app/mnt/” with filesystem type “none”
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/opt” on “/var/lib/lxc/app/opt/” to respect bind or remount options
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/opt” were 4096, required extra flags are 1
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/opt” on “/var/lib/lxc/app/opt/” with filesystem type “none”
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/sbin” on “/var/lib/lxc/app/sbin/” to respect bind or remount options
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/sbin” were 4096, required extra flags are 1
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/sbin” on “/var/lib/lxc/app/sbin/” with filesystem type “none”
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/srv” on “/var/lib/lxc/app/srv/” to respect bind or remount options
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/srv” were 4096, required extra flags are 1
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/srv” on “/var/lib/lxc/app/srv/” with filesystem type “none”
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/usr” on “/var/lib/lxc/app/usr/” to respect bind or remount options
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/usr” were 4096, required extra flags are 1
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/usr” on “/var/lib/lxc/app/usr/” with filesystem type “none”
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2025 - Remounting “/sys” on “/var/lib/lxc/app/sys/” to respect bind or remount options
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2046 - Flags for “/sys” were 4111, required extra flags are 15
lxc-start app 20210830202332.816 DEBUG conf - conf.c:mount_entry:2100 - Mounted “/sys” on “/var/lib/lxc/app/sys/” with filesystem type “none”
lxc-start app 20210830202332.816 INFO conf - conf.c:mount_file_entries:2331 - Finished setting up mounts
lxc-start app 20210830202332.816 INFO utils - utils.c:lxc_mount_proc_if_needed:1843 - I am 1, /proc/self points to “1”
lxc-start app 20210830202332.816 DEBUG conf - conf.c:lxc_setup_rootfs_switch_root:1558 - Container does not have a rootfs
lxc-start app 20210830202332.816 DEBUG conf - conf.c:lxc_setup_devpts:1607 - No new devpts instance will be mounted since no pts devices are requested
lxc-start app 20210830202332.816 DEBUG conf - conf.c:setup_caps:2508 - Capabilities have been setup
lxc-start app 20210830202332.816 NOTICE conf - conf.c:lxc_setup:3698 - The container “app” is set up
lxc-start app 20210830202332.816 INFO cgfsng - cgroups/cgfsng.c:__cg_legacy_setup_limits:2196 - Limits for the legacy cgroup hierarchies have been setup
lxc-start app 20210830202332.816 TRACE start - start.c:lxc_spawn:1776 - Set up legacy device cgroup controller limits
lxc-start app 20210830202332.816 DEBUG start - start.c:lxc_spawn:1788 - Preserved cgroup namespace via fd 17
lxc-start app 20210830202332.816 NOTICE utils - utils.c:lxc_switch_uid_gid:2183 - Switched to gid 0.
lxc-start app 20210830202332.816 NOTICE utils - utils.c:lxc_switch_uid_gid:2189 - Switched to uid 0.
lxc-start app 20210830202332.816 NOTICE start - start.c:start:1996 - Exec’ing “/var/lib/lxc/app/startParentContainerApps.sh”
lxc-start app 20210830202332.816 TRACE confile_utils - confile_utils.c:lxc_log_configured_netdevs:256 - container has no networks configured
lxc-start app 20210830202332.816 NOTICE start - start.c:post_start:2007 - Started “/var/lib/lxc/app/startParentContainerApps.sh” with pid “8295”
lxc-start app 20210830202332.816 TRACE start - start.c:lxc_serve_state_socket_pair:508 - Sent container state “RUNNING” to 5
lxc-start app 20210830202332.816 TRACE start - start.c:lxc_serve_state_clients:431 - Set container state to RUNNING
lxc-start app 20210830202332.816 TRACE start - start.c:lxc_serve_state_clients:434 - No state clients registered
lxc-start app 20210830202332.817 INFO utils - utils.c:get_rundir:273 - XDG_RUNTIME_DIR isn’t set in the environment.
lxc-start app 20210830202332.817 TRACE start - start.c:lxc_poll:594 - Mainloop is ready
lxc-start app 20210830202332.817 NOTICE start - start.c:signal_handler:401 - Received 17 from pid 8296 instead of container init 8295
lxc-start app 20210830202332.817 DEBUG lxccontainer - lxccontainer.c:wait_on_daemonized_start:828 - First child 8293 exited
lxc-start app 20210830202332.817 TRACE lxccontainer - lxccontainer.c:wait_on_daemonized_start:844 - Container is in “RUNNING” state
lxc-start app 20210830202332.818 DEBUG start - start.c:signal_handler:413 - Container init process 8295 exited
lxc-start app 20210830202332.818 TRACE start - start.c:lxc_poll:613 - Closed mainloop
lxc-start app 20210830202332.818 TRACE start - start.c:lxc_poll:617 - Closed signal file descriptor 7
lxc-start app 20210830202332.818 INFO utils - utils.c:get_rundir:273 - XDG_RUNTIME_DIR isn’t set in the environment.
lxc-start app 20210830202332.818 DEBUG network - network.c:lxc_delete_network:3164 - Deleted network devices
lxc-start app 20210830202332.818 TRACE start - start.c:lxc_serve_state_clients:431 - Set container state to STOPPING
lxc-start app 20210830202332.818 TRACE start - start.c:lxc_serve_state_clients:434 - No state clients registered
lxc-start app 20210830202332.818 INFO utils - utils.c:get_rundir:273 - XDG_RUNTIME_DIR isn’t set in the environment.
lxc-start app 20210830202332.818 TRACE conf - conf.c:get_minimal_idmap:4271 - Allocated minimal idmapping
lxc-start app 20210830202332.818 TRACE conf - conf.c:userns_exec_1:4351 - Establishing uid mapping for “8307” in new user namespace: nsuid 0 - hostid 231072 - range 1002
lxc-start app 20210830202332.818 TRACE conf - conf.c:userns_exec_1:4351 - Establishing uid mapping for “8307” in new user namespace: nsuid 1002 - hostid 1002 - range 1
lxc-start app 20210830202332.818 TRACE conf - conf.c:userns_exec_1:4351 - Establishing gid mapping for “8307” in new user namespace: nsuid 0 - hostid 231072 - range 1003
lxc-start app 20210830202332.818 TRACE conf - conf.c:userns_exec_1:4351 - Establishing gid mapping for “8307” in new user namespace: nsuid 1003 - hostid 1003 - range 1
lxc-start app 20210830202332.818 DEBUG conf - conf.c:idmaptool_on_path_and_privileged:2836 - The binary “/usr/bin/newuidmap” does have the setuid bit set
lxc-start app 20210830202332.818 DEBUG conf - conf.c:idmaptool_on_path_and_privileged:2836 - The binary “/usr/bin/newgidmap” does have the setuid bit set
lxc-start app 20210830202332.818 DEBUG conf - conf.c:lxc_map_ids:2928 - Functional newuidmap and newgidmap binary found
lxc-start app 20210830202332.821 TRACE conf - conf.c:lxc_map_ids:3002 - newuidmap wrote mapping “newuidmap 8307 0 231072 1002 1002 1002 1”
lxc-start app 20210830202332.823 TRACE conf - conf.c:lxc_map_ids:3002 - newgidmap wrote mapping “newgidmap 8307 0 231072 1003 1003 1003 1”
lxc-start app 20210830202332.823 TRACE conf - conf.c:run_userns_fn:4097 - Calling function “cgroup_rmdir_wrapper”
lxc-start app 20210830202332.824 TRACE start - start.c:lxc_fini:971 - Closed command socket
lxc-start app 20210830202332.824 INFO utils - utils.c:get_rundir:273 - XDG_RUNTIME_DIR isn’t set in the environment.
lxc-start app 20210830202332.824 TRACE start - start.c:lxc_fini:982 - Set container state to “STOPPED”

Is there any other way to do it?