$ GST_DEBUG=4 ./src/org.gnome.SoundRecorder
Gjs-Message: JS LOG: Running from source tree, using local files
Gjs-Message: JS LOG: Sound Recorder started
0:00:00.000037311 29365       0xd3c730 INFO                GST_INIT gst.c:510:init_pre: Initializing GStreamer Core Library version 1.10.3
0:00:00.000059063 29365       0xd3c730 INFO                GST_INIT gst.c:511:init_pre: Using library installed in /usr/lib/x86_64-linux-gnu
0:00:00.000075451 29365       0xd3c730 INFO                GST_INIT gst.c:522:init_pre: Linux debian-laptop 4.9.0-2-amd64 #1 SMP Debian 4.9.10-1 (2017-02-17) x86_64
0:00:00.000191710 29365       0xd3c730 INFO                GST_INIT gstmessage.c:126:_priv_gst_message_initialize: init messages
0:00:00.000445154 29365       0xd3c730 INFO                GST_INIT gstcontext.c:83:_priv_gst_context_initialize: init contexts
0:00:00.000617319 29365       0xd3c730 INFO      GST_PLUGIN_LOADING gstplugin.c:316:_priv_gst_plugin_initialize: registering 0 static plugins
0:00:00.000690532 29365       0xd3c730 INFO      GST_PLUGIN_LOADING gstplugin.c:224:gst_plugin_register_static: registered static plugin "staticelements"
0:00:00.000696678 29365       0xd3c730 INFO      GST_PLUGIN_LOADING gstplugin.c:226:gst_plugin_register_static: added static plugin "staticelements", result: 1
0:00:00.000713887 29365       0xd3c730 INFO            GST_REGISTRY gstregistry.c:1738:ensure_current_registry: reading registry cache: /home/austin/.cache/gstreamer-1.0/registry.x86_64.bin
0:00:00.009653119 29365       0xd3c730 INFO            GST_REGISTRY gstregistrybinary.c:619:priv_gst_registry_binary_read_cache: loaded /home/austin/.cache/gstreamer-1.0/registry.x86_64.bin in 0.008929 seconds
0:00:00.009705319 29365       0xd3c730 INFO            GST_REGISTRY gstregistry.c:1594:scan_and_update_registry: Validating plugins from registry cache: /home/austin/.cache/gstreamer-1.0/registry.x86_64.bin
0:00:00.010236499 29365       0xd3c730 INFO            GST_REGISTRY gstregistry.c:1696:scan_and_update_registry: Registry cache has not changed
0:00:00.010242358 29365       0xd3c730 INFO            GST_REGISTRY gstregistry.c:1773:ensure_current_registry: registry reading and updating done, result = 1
0:00:00.010255961 29365       0xd3c730 INFO                GST_INIT gst.c:720:init_post: GLib runtime version: 2.50.3
0:00:00.010262003 29365       0xd3c730 INFO                GST_INIT gst.c:722:init_post: GLib headers version: 2.50.2
0:00:00.010266849 29365       0xd3c730 INFO                GST_INIT gst.c:723:init_post: initialized GStreamer successfully

# Click Record, Invalid settings message appears

0:00:03.606222867 29365       0xd3c730 INFO                 default encoding-profile.c:1278:gst_encoding_profile_get_file_extension: caps application/ogg, ext: ogg
0:00:03.606878904 29365       0xd3c730 INFO     GST_ELEMENT_FACTORY gstelementfactory.c:460:gst_element_factory_make: no such element factory "pulsesrc"!
0:00:03.609959516 29365       0xd3c730 INFO              GST_STATES gstelement.c:2419:gst_element_continue_state:<pipe> completed state change to NULL
0:00:03.610156223 29365       0xd3c730 INFO              GST_STATES gstelement.c:2394:gst_element_continue_state:<pipe> committing state from NULL to READY, pending PLAYING, next PAUSED
0:00:03.610166990 29365       0xd3c730 INFO              GST_STATES gstelement.c:2324:_priv_gst_element_state_changed:<pipe> notifying about state-changed NULL to READY (PLAYING pending)
0:00:03.610190303 29365       0xd3c730 INFO              GST_STATES gstelement.c:2401:gst_element_continue_state:<pipe> continue state change READY to PAUSED, final PLAYING
0:00:03.610198540 29365       0xd3c730 INFO              GST_STATES gstelement.c:2394:gst_element_continue_state:<pipe> committing state from READY to PAUSED, pending PLAYING, next PLAYING
0:00:03.610203676 29365       0xd3c730 INFO              GST_STATES gstelement.c:2324:_priv_gst_element_state_changed:<pipe> notifying about state-changed READY to PAUSED (PLAYING pending)
0:00:03.610210319 29365       0xd3c730 INFO              GST_STATES gstelement.c:2401:gst_element_continue_state:<pipe> continue state change PAUSED to PLAYING, final PLAYING
0:00:03.610256033 29365       0xd3c730 INFO               GST_EVENT gstevent.c:1382:gst_event_new_latency: creating latency event 0:00:00.000000000
0:00:03.610265620 29365       0xd3c730 INFO                     bin gstbin.c:2798:gst_bin_do_latency_func:<pipe> configured latency of 0:00:00.000000000
0:00:03.610283850 29365       0xd3c730 INFO              GST_STATES gstelement.c:2419:gst_element_continue_state:<pipe> completed state change to PLAYING
0:00:03.610288535 29365       0xd3c730 INFO              GST_STATES gstelement.c:2324:_priv_gst_element_state_changed:<pipe> notifying about state-changed PAUSED to PLAYING (VOID_PENDING pending)

# Click OK

0:00:06.381687428 29365       0xd3c730 INFO              GST_STATES gstelement.c:2394:gst_element_continue_state:<pipe> committing state from PLAYING to PAUSED, pending NULL, next READY
0:00:06.381707773 29365       0xd3c730 INFO              GST_STATES gstelement.c:2324:_priv_gst_element_state_changed:<pipe> notifying about state-changed PLAYING to PAUSED (NULL pending)
0:00:06.381728207 29365       0xd3c730 INFO              GST_STATES gstelement.c:2401:gst_element_continue_state:<pipe> continue state change PAUSED to READY, final NULL
0:00:06.381739411 29365       0xd3c730 INFO              GST_STATES gstelement.c:2394:gst_element_continue_state:<pipe> committing state from PAUSED to READY, pending NULL, next NULL
0:00:06.381746828 29365       0xd3c730 INFO              GST_STATES gstelement.c:2324:_priv_gst_element_state_changed:<pipe> notifying about state-changed PAUSED to READY (NULL pending)
0:00:06.381755337 29365       0xd3c730 INFO              GST_STATES gstelement.c:2401:gst_element_continue_state:<pipe> continue state change READY to NULL, final NULL
0:00:06.381787909 29365       0xd3c730 INFO              GST_STATES gstelement.c:2419:gst_element_continue_state:<pipe> completed state change to NULL
0:00:06.381795455 29365       0xd3c730 INFO              GST_STATES gstelement.c:2324:_priv_gst_element_state_changed:<pipe> notifying about state-changed READY to NULL (VOID_PENDING pending)

# Exit

0:00:09.433073555 29365       0xd3c730 INFO         GST_REFCOUNTING gstelement.c:2994:gst_element_dispose:<pipe> 0x123cab0 dispose
0:00:09.433124900 29365       0xd3c730 INFO         GST_REFCOUNTING gstelement.c:3040:gst_element_dispose:<pipe> 0x123cab0 parent class dispose
0:00:09.433140596 29365       0xd3c730 INFO         GST_REFCOUNTING gstelement.c:3071:gst_element_finalize:<pipe> 0x123cab0 finalize
0:00:09.433154795 29365       0xd3c730 INFO         GST_REFCOUNTING gstelement.c:3077:gst_element_finalize:<pipe> 0x123cab0 finalize parent
