Bug#1120471: xrayutilities: FTBFS: autobuilder hangs

[Drew Parsons]

Source: xrayutilities
Followup-For: Bug #1120471
Control: tags -1 ftbfs

For the record, the 1.7.12 example tests actually passed in 4 minutes.
Evidentally I killed the test after 3 minutes and thought it felt like
5 minutes.