BTW, I retried uhd and actually it does not fail. So I created 9 new bugs: hwloc: https://bugs.debian.org/921293 fltk1.3: https://bugs.debian.org/921294 wcslib: https://bugs.debian.org/921295 ccfits: https://bugs.debian.org/921296 qevercloud: https://bugs.debian.org/921297 libstxxl: https://bugs.debian.org/921298 caffe: https://bugs.debian.org/921299 frobby: https://bugs.debian.org/921300 starpu: https://bugs.debian.org/921301 Paolo