[lxc-users] installation of package fails in container

[CDR]

Downloading packages:
mtr-0.85-7.el7.x86_64.rpm
|  71 kB  00:00:00
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing :
2:mtr-0.85-7.el7.x86_64
1/1
Error unpacking rpm package 2:mtr-0.85-7.el7.x86_64
error: unpacking of archive failed on file /usr/sbin/mtr: cpio: cap_set_file
  Verifying  :
2:mtr-0.85-7.el7.x86_64
1/1

Failed:
  mtr.x86_64 2:0.85-7.el7

This is a privileged Centos 7 container.
What am I missing here?
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