Looks like this is caused by texlive-base (2018.20190122-1), reverting to texlive-base (2018.20181214-1) fixes the FTBFS.
- Bug#920442: libcaca FTBFS in unstable Marc Deslauriers
- Bug#920442: (no subject) Marc Deslauriers
- Bug#920442: (no subject) spamson
