<pre>
<nowiki>
$ gdb fossil
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "amd64-marcel-freebsd"...
(gdb) run all rebuild
Starting program: all rebuild
rebuild
  100.0% complete...
rebuild
  100.0% complete...
rebuild
  100.0% complete...
rebuild
  100.0% complete...

[more repos rebuilt...]

rebuild
  100.0% complete...
rebuild
Floating point exception (core dumped)

Program exited normally.
(gdb) bt
No stack.
(gdb)

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</pre>