[Bug 95054] Symbolic threaded stack trace

[Apport retracing service]

** Attachment added: "ThreadStacktrace.txt (retraced)"
   http://librarian.launchpad.net/6903557/%3Cfdopen%3E

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[apport] evolution crashed with SIGSEGV in camel_folder_summary_content_info_free()
https://launchpad.net/bugs/95054