$ gnome-control-center -v
14:53:12.0446          network-cc-panel:    DEBUG: coldplugging devices
14:53:12.0446          network-cc-panel:    DEBUG: New device added
14:53:12.0446          network-cc-panel:    DEBUG: New device added
14:53:12.0446          network-cc-panel:    DEBUG: device /sys/devices/pci0000:00/0000:00:02.0/0000:01:00.0/virtio1/net/enp1s0 type 1 path /org/freedesktop/NetworkManager/Devices/2
14:53:12.0447          network-cc-panel:    DEBUG: Calling handle_argv() after cold-plugging devices
14:53:12.0539      diagnostics-cc-panel:    DEBUG: ABRT vanished
(gnome-control-center:3845): dconf-DEBUG: 14:53:15.332: change_fast
(gnome-control-center:3845): dconf-DEBUG: 14:53:15.332: change_notify: /org/gnome/control-center/last-panel
(gnome-control-center:3845): dconf-DEBUG: 14:53:15.354: watch_fast: "/org/gnome/settings-daemon/plugins/power/" (establishing: 0, active: 0)
(gnome-control-center:3845): dconf-DEBUG: 14:53:15.354: watch_fast: "/org/gnome/desktop/session/" (establishing: 0, active: 0)
(gnome-control-center:3845): dconf-DEBUG: 14:53:15.354: watch_fast: "/org/gnome/desktop/interface/" (establishing: 0, active: 1)
14:53:15.0354         cc-object-storage:    DEBUG: Creating D-Bus proxy for CcObjectStorage::dbus-proxy(net.hadess.PowerProfiles,/net/hadess/PowerProfiles,net.hadess.PowerProfiles)
(gnome-control-center:3845): dconf-DEBUG: 14:53:15.354: watch_established: "/org/gnome/settings-daemon/plugins/power/" (establishing: 1)
(gnome-control-center:3845): dconf-DEBUG: 14:53:15.355: watch_established: "/org/gnome/desktop/session/" (establishing: 1)
14:53:15.0355         cc-object-storage:    DEBUG: Adding object GDBusProxy (CcObjectStorage::dbus-proxy(net.hadess.PowerProfiles,/net/hadess/PowerProfiles,net.hadess.PowerProfiles) → 0x559ef919ee60) to the storage
14:53:15.0355            power-cc-panel:    DEBUG: Failed to get properties for Power Profiles: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name net.hadess.PowerProfiles was not provided by any .service files
14:53:15.0366            power-cc-panel:    DEBUG: got 0 devices from upower

14:53:15.0375                 cc-window:    DEBUG: Time to open panel 'Power': 0.042874s
14:53:15.0375                 cc-window:    DEBUG: Added 'network' to the previous panels
14:53:15.0376            power-cc-panel:    DEBUG: ALS enabled: on
14:53:15.0403            power-cc-panel:    DEBUG: ALS enabled: on
(gnome-control-center:3845): dconf-DEBUG: 14:53:19.422: change_fast
(gnome-control-center:3845): dconf-DEBUG: 14:53:19.428: unwatch_fast: "/org/gnome/desktop/session/" (active: 1, establishing: 0)
(gnome-control-center:3845): dconf-DEBUG: 14:53:19.428: unwatch_fast: "/org/gnome/desktop/interface/" (active: 2, establishing: 0)
(gnome-control-center:3845): dconf-DEBUG: 14:53:19.430: unwatch_fast: "/org/gnome/settings-daemon/plugins/power/" (active: 1, establishing: 0)
(gnome-control-center:3845): dconf-DEBUG: 14:53:19.432: unwatch_fast: "/org/gnome/control-center/" (active: 1, establishing: 0)
(gnome-control-center:3845): dconf-DEBUG: 14:53:19.433: sync
14:53:19.0433         cc-object-storage:    DEBUG: Destroying cached objects
$ gnome-control-center -v
14:53:26.0033            power-cc-panel:    DEBUG: ALS enabled: on
14:53:26.0033      diagnostics-cc-panel:    DEBUG: ABRT vanished
14:53:26.0033            power-cc-panel:    DEBUG: ALS enabled: on
(gnome-control-center:3898): dconf-DEBUG: 14:53:40.039: change_fast
(gnome-control-center:3898): dconf-DEBUG: 14:53:40.042: unwatch_fast: "/org/gnome/desktop/session/" (active: 1, establishing: 0)
(gnome-control-center:3898): dconf-DEBUG: 14:53:40.042: unwatch_fast: "/org/gnome/desktop/interface/" (active: 2, establishing: 0)
(gnome-control-center:3898): dconf-DEBUG: 14:53:40.044: unwatch_fast: "/org/gnome/settings-daemon/plugins/power/" (active: 1, establishing: 0)
(gnome-control-center:3898): dconf-DEBUG: 14:53:40.046: unwatch_fast: "/org/gnome/control-center/" (active: 1, establishing: 0)
(gnome-control-center:3898): dconf-DEBUG: 14:53:40.047: sync
14:53:40.0047         cc-object-storage:    DEBUG: Destroying cached objects