.
Thread 1 (Thread 0xb65c4ac0 (LWP 1923)):
#0  0x2e2d3f0f in ?? ()
No symbol table info available.
#1  0xb6c6249b in _nl_find_domain (dirname=0xb6d95b3f "/usr/share/locale", locale=0xbffe1660 "en_US", domainname=0xbffe1680 "LC_MESSAGES/unity-greeter.mo", domainbinding=0x89221b8) at finddomain.c:91
        __p = <optimized out>
        retval = 0x0
        language = <optimized out>
        modifier = <optimized out>
        territory = <optimized out>
        codeset = <optimized out>
        normalized_codeset = <optimized out>
        alias_value = <optimized out>
        mask = <optimized out>
        lock = {__data = {__lock = 0, __nr_readers = 1, __readers_wakeup = 0, __writer_wakeup = 0, __nr_readers_queued = 0, __nr_writers_queued = 0, __flags = 0 '\000', __shared = 0 '\000', __pad1 = 0 '\000', __pad2 = 0 '\000', __writer = 0}, __size = "\000\000\000\000\001", '\000' <repeats 26 times>, __align = 0}
#2  0xb6c61daa in __dcigettext (domainname=0x89221e8 "unity-greeter", msgid1=0xb6fe0f7e "", msgid2=0x0, plural=0, n=0, category=5) at dcigettext.c:642
        domain = <optimized out>
        binding = <optimized out>
        categoryname = <optimized out>
        categoryvalue = 0xbffe1dc9 ":en"
        dirname = 0xb6d95b3f "/usr/share/locale"
        xdomainname = 0xbffe1680 "LC_MESSAGES/unity-greeter.mo"
        retval = <optimized out>
        retlen = <optimized out>
        saved_errno = 2
        search = {domainname = 0x89221e8 "unity-greeter", category = 5, localename = 0xbffe16b0 "en_US.UTF-8", counter = 0, domain = 0x0, translation = 0xb7020ff4 "`\216\017", translation_length = 3070368632, msgid = {appended = 0xbffe1738 "~\017\376\266", ptr = 0xb6fe0f7e ""}}
        foundp = 0x0
        localename = 0xbffe16b0 "en_US.UTF-8"
        domainname_len = 13
        tree_lock = {__data = {__lock = 0, __nr_readers = 0, __readers_wakeup = 0, __writer_wakeup = 0, __nr_readers_queued = 0, __nr_writers_queued = 0, __flags = 0 '\000', __shared = 0 '\000', __pad1 = 0 '\000', __pad2 = 0 '\000', __writer = 0}, __size = '\000' <repeats 31 times>, __align = 0}
#3  0xb6c60c63 in __GI___dcgettext (domainname=domainname@entry=0x0, msgid=msgid@entry=0xb6fe0f7e "", category=category@entry=5) at dcgettext.c:53
No locals.
#4  0xb6f5ce18 in _g_dgettext_should_translate () at /build/buildd/glib2.0-2.33.1/./glib/ggettext.c:316
        should_translate = 1
        default_domain = 0x89221e8 "unity-greeter"
        translator_comment = <optimized out>
        translate_locale = <optimized out>
        translate = 0
#5  0xb6f5cfcb in g_dgettext (domain=0xb76245ec "\017\266L$\b\t\325\211\362\323\347\211\301\323\352\017\266L$\b\211|$\f\213|$\030\323\346\211\301\323\357\211\370\t\360\367\365\211\326\211\307\367d$\f9\326r \213l$\030\017\266L$\b\323\345\071\305s\004\071\326t\r\211\375\061\366\351\374\376\377\377\215t&", msgid=0xb76bde6b "TK_IS_LOCK_BUTTON (button)") at /build/buildd/glib2.0-2.33.1/./glib/ggettext.c:396
No locals.
#6  0xb746fd5f in gtk_disable_setlocale () at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkmain.c:394
No locals.
#7  0xb6f7964d in g_option_context_set_help_enabled (context=0x0, help_enabled=0) at /build/buildd/glib2.0-2.33.1/./glib/goption.c:381
        __PRETTY_FUNCTION__ = "g_option_context_set_help_enabled"
#8  0xb746ff7c in gtk_init_with_args (argc=0x8049f04, argv=0xb77a4ff4, parameter_string=0x0, entries=0xb7470033, translation_domain=0xbffe1914 "\001", error=0xbffe1910) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkmain.c:910
        context = 0xb76245ec
        gtk_group = 0x89222b0
        retval = <optimized out>
#9  0x00000000 in ?? ()
No symbol table info available.