Save to `/etc/dbus-1/system.d/Upstart.conf` to enable Upstart user jobs

gistfile1.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE busconfig PUBLIC
    "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN"
    "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
<busconfig>
    <!-- Only the root user can own the Upstart name -->
    <policy user="root">
        <allow own="com.ubuntu.Upstart" />
    </policy>

    <!--
    Allow any user to invoke all of the methods on Upstart, its jobs
    or their instances, and to get and set properties - since Upstart
    isolates commands by user.
     -->
    <policy context="default">
        <allow send_destination="com.ubuntu.Upstart"
            send_interface="org.freedesktop.DBus.Introspectable" />
        <allow send_destination="com.ubuntu.Upstart"
            send_interface="org.freedesktop.DBus.Properties" />
        <allow send_destination="com.ubuntu.Upstart"
            send_interface="com.ubuntu.Upstart0_6" />
        <allow send_destination="com.ubuntu.Upstart"
            send_interface="com.ubuntu.Upstart0_6.Job" />
        <allow send_destination="com.ubuntu.Upstart"
            send_interface="com.ubuntu.Upstart0_6.Instance" />
    </policy>
</busconfig>

Looks good and works in stable ubuntu releases, but seems that doesn't in latest ubuntu 👽