#0  g_logv (log_domain=0x7ffff41144ee "GLib", log_level=G_LOG_LEVEL_CRITICAL, 
    format=<optimized out>, args=args@entry=0x7fffffffd648)
    at glib/gmessages.c:1046
#1  0x00007ffff40b1662 in g_log (
    log_domain=log_domain@entry=0x7ffff41144ee "GLib", 
    log_level=log_level@entry=G_LOG_LEVEL_CRITICAL, 
    format=format@entry=0x7ffff411e4dd "%s: assertion '%s' failed")
    at glib/gmessages.c:1079
#2  0x00007ffff40b1689 in g_return_if_fail_warning (
    log_domain=log_domain@entry=0x7ffff41144ee "GLib", 
    pretty_function=pretty_function@entry=0x7ffff41226f0 <__FUNCTION__.11977> "g_str_has_prefix", expression=expression@entry=0x7ffff4116bee "str != NULL")
    at glib/gmessages.c:1088
#3  0x00007ffff40c93ea in g_str_has_prefix (str=str@entry=0x0, 
    prefix=prefix@entry=0x7ffff7bd021f "search=")
    at glib/gstrfuncs.c:2804
#4  0x00007ffff7bbdfe1 in document_request_page (document=0x697460, 
    page_id=0x0, cancellable=0x0, callback=0x7ffff7bcb530 <document_callback>, 
    user_data=0x7c6720) at yelp-document.c:860
#5  0x00007ffff7bbf5d2 in info_request_page (document=0x697460, page_id=0x0, 
    cancellable=0x0, callback=0x7ffff7bcb530 <document_callback>, 
    user_data=0x7c6720) at yelp-info-document.c:191
#6  0x00007ffff7bcb69c in help_cb_uri_resolved (uri=<optimized out>, 
    request=0xbabc00) at yelp-view.c:792
#7  0x00007ffff43a93d7 in _g_closure_invoke_va (closure=0xb92de0, 
    return_value=0x0, instance=0xb7bd70, args=0x7fffffffd9c8, n_params=0, 
    param_types=0x0)
    at gobject/gclosure.c:831
#8  0x00007ffff43c1648 in g_signal_emit_valist (instance=0xb7bd70, 
    signal_id=<optimized out>, detail=0, 
    var_args=var_args@entry=0x7fffffffd9c8)
    at gobject/gsignal.c:3218
#9  0x00007ffff43c2292 in g_signal_emit (instance=instance@entry=0xb7bd70, 
    signal_id=<optimized out>, detail=detail@entry=0)
    at gobject/gsignal.c:3365
#10 0x00007ffff79a2071 in resolve_final (uri=0xb7bd70) at yelp-uri.c:412
#11 0x00007ffff40aa5e5 in g_main_dispatch (context=0x679440)
    at glib/gmain.c:3111
#12 g_main_context_dispatch (context=context@entry=0x679440)
    at glib/gmain.c:3710
#13 0x00007ffff40aa948 in g_main_context_iterate (
    context=context@entry=0x679440, block=block@entry=1, 
    dispatch=dispatch@entry=1, self=<optimized out>)
    at glib/gmain.c:3781
#14 0x00007ffff40aa9ec in g_main_context_iteration (context=0x679440, 
    context@entry=0x0, may_block=may_block@entry=1)
    at glib/gmain.c:3842
#15 0x00007ffff468e08c in g_application_run (application=0x643120, argc=2, 
    argv=0x7fffffffdcf8)
    at gio/gapplication.c:2282
#16 0x00007ffff3acbb55 in __libc_start_main (main=0x405850 <main>, argc=2, 
    argv=0x7fffffffdcf8, init=<optimized out>, fini=<optimized out>, 
    rtld_fini=<optimized out>, stack_end=0x7fffffffdce8) at libc-start.c:289
#17 0x00000000004058e2 in _start ()
