ostree admin failed (error: Checking out tree: Operation not permitted)

[Mohan R <mohan43u gmail com>]

Hi,

while trying builddisks, I'm getting the following error,

Started child process 'ostree' 'admin'
'--sysroot=/home/gnomedev/build/gnome-continuous/local/builddisks/mnt-gnome-continuous-x86_64-devel-debug' 
'deploy' '--karg=root=
LABEL=gnostree-root' '--karg=quiet' '--karg=splash'
'--os=gnome-continuous'
'--origin-file=/home/gnomedev/build/gnome-continuous/local/builddisks/origin.tmp' 'ae0144638
89c8cd18ab0429f62146d4239a9c2ef87071faa155ef9687feff205': pid=23915
ostadmin: Creating
deployment 
/home/gnomedev/build/gnome-continuous/local/builddisks/mnt-gnome-continuous-x86_64-devel-debug/ostree/deploy/gnome-continuous/deploy/ae014
463889c8cd18ab0429f62146d4239a9c2ef87071faa155ef9687feff205.0
error: Checking out tree: Operation not permitted

(gjs:23262): Gjs-WARNING **: JS ERROR: Error: Child process
["ostree","admin","--sysroot=/home/gnomedev/build/gnome-continuous/local/builddisks/mnt-gnome-continuous-x86
_64-devel-debug","deploy","--karg=root=LABEL=gnostree-root","--karg=quiet","--karg=splash","--os=gnome-continuous","--origin-file=/home/gnomedev/build/gnome-continuous/
local/builddisks/origin.tmp","ae014463889c8cd18ab0429f62146d4239a9c2ef87071faa155ef9687feff205"]: Child 
process exited with code 1
_wait_sync_check_internal@/home/gnomedev/Local/share/gnome-ostree/js/procutil.js:58
runSync@/home/gnomedev/Local/share/gnome-ostree/js/procutil.js:73
pullDeploy@/home/gnomedev/Local/share/gnome-ostree/js/libqa.js:358
TaskBuildDisks<.execute@/home/gnomedev/Local/share/gnome-ostree/js/tasks/task-builddisks.js:111
wrapper resource:///org/gnome/gjs/modules/lang.js:169
RunTask<.execute@/home/gnomedev/Local/share/gnome-ostree/js/builtins/run_task.js:40
wrapper resource:///org/gnome/gjs/modules/lang.js:169
Builtin<.main@/home/gnomedev/Local/share/gnome-ostree/js/builtin.js:65
wrapper resource:///org/gnome/gjs/modules/lang.js:169
@/home/gnomedev/Local/share/gnome-ostree/js/main.js:81
@/home/gnomedev/Local/share/gnome-ostree/js/main.js:88


(gjs:23262): Gjs-ERROR **: Finalizing proxy for an object that's
scheduled to be unrooted: .GLocalFile


Need some help, I'm running 'ostbuild make -n builddidks' as a non-root
user, also installed linux-user-chroot as per the instructions. But not
able to create the disk.

Thanks,
Mohan R