Bug#896473: faustworks FTBFS with Qt 5.10

[Adrian Bunk]

Source: faustworks
Version: 0.5~repack0-5
Severity: serious

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/faustworks.html

...
   debian/rules override_dh_auto_clean
make[1]: Entering directory '/build/1st/faustworks-0.5~repack0'
dh_auto_clean
	make -j1 clean
make[2]: Entering directory '/build/1st/faustworks-0.5~repack0'
qmake "" -o Makefile_QT
Empty filename passed to function
Cannot find file: .
make[2]: *** [Makefile:77: Makefile_QT] Error 2