Comment 3 for bug 1678043

That can't be right.
The version is one of

 1.11.0~dfsg0-2
 1.11.0~dfsg0-5
 1.12.0+dfsg0-1

It should be fixed in 1.11.0~dfsg0-5 and newer,
for 1.11.0~dfsg0-2 this has already been reported here:
https://bugs.launchpad.net/ubuntu/+source/ceres-solver/+bug/1596296