Comment 2 for bug 1519807

Found few more errors on same kind.

cp: cannot create regular file '/etc/nova/policy.json': Permission denied

2015-11-25 14:24:07.080 | + exit_trap
2015-11-25 14:24:07.080 | + local r=1
2015-11-25 14:24:07.080 | ++ jobs -p
2015-11-25 14:24:07.081 | + jobs=
2015-11-25 14:24:07.081 | + [[ -n '' ]]
2015-11-25 14:24:07.081 | + kill_spinner
2015-11-25 14:24:07.081 | + '[' '!' -z '' ']'
2015-11-25 14:24:07.081 | + [[ 1 -ne 0 ]]
2015-11-25 14:24:07.081 | + echo 'Error on exit'
2015-11-25 14:24:07.081 | Error on exit