#0  0xaf624f11 in MemStream::getChar() () from /usr/lib/i386-linux-gnu/libpoppler.so.19
No symbol table info available.
#1  0xaf6187fa in PDFDoc::getStartXRef() () from /usr/lib/i386-linux-gnu/libpoppler.so.19
No symbol table info available.
#2  0xaf619150 in PDFDoc::setup(GooString*, GooString*) () from /usr/lib/i386-linux-gnu/libpoppler.so.19
No symbol table info available.
#3  0xaf6193b8 in PDFDoc::PDFDoc(BaseStream*, GooString*, GooString*, void*) () from /usr/lib/i386-linux-gnu/libpoppler.so.19
No symbol table info available.
#4  0xb56252ba in poppler_document_new_from_data () from /usr/lib/i386-linux-gnu/libpoppler-glib.so.8
No symbol table info available.
#5  0xb56d2c92 in tracker_extract_get_metadata () from /usr/lib/tracker-0.12/extract-modules/libextract-pdf.so
No symbol table info available.
#6  0x08051a96 in ?? ()
No symbol table info available.
#7  0x08051f9b in ?? ()
No symbol table info available.
#8  0x08052393 in ?? ()
No symbol table info available.
#9  0xb73d47f0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#10 0xb73d6d8a in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#11 0xb73d7195 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#12 0xb73d75db in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#13 0x0804d6a9 in main ()
No symbol table info available.