On Fri, Apr 21, 2017 at 03:10:03PM -0700, Stefan Beller wrote:

+Jonathan, who worked on trailers
[...]

quoted

I haven't tried bisecting precisely, but somewhere along the way git
cherry-pick -x regressed between 2.9.3 and 2.12.2.

Yeah, it bisects to 967dfd4d5 (sequencer: use trailer's trailer layout,
2016-11-02).

-Peff