Here's the stack trace at the moment of crash.

Note that:
- program outside of GDB completes with no error
- program loaded in LLDB completes with no error

On Thu, 3 Jan 2019 at 00:03, Devuan bug Tracking System <owner@bugs.devuan.org> wrote:
Thank you for the problem report you have sent regarding Devuan.
This is an automatically generated reply, to let you know your message has
been received.  It is being forwarded to the developers mailing list for
their attention; they will reply in due course.

Your message has been sent to the package maintainer(s):
 owner@bugs.devuan.org

If you wish to submit further information on your problem, please send
it to 278@bugs.devuan.org (and *not* to
submit@bugs.devuan.org).

Please do not reply to the address at the top of this message,
unless you wish to report a problem with the bug-tracking system.

Devuan Bugs Owner
(administrator, Devuan bugs database)


--
Cheers,
Nico