Weirdly, the same problem seems back again now with Qt 5.5.0 final:
https://launchpadlibrarian.net/211685937/buildlog_ubuntu-wily-amd64.u1db-qt_0.1.5%2B15.04.20150327-0ubuntu2~wily1~test1~qt550%2B1_BUILDING.txt.gz
Weirdly, the same problem seems back again now with Qt 5.5.0 final:
https:/ /launchpadlibra rian.net/ 211685937/ buildlog_ ubuntu- wily-amd64. u1db-qt_ 0.1.5%2B15. 04.20150327- 0ubuntu2~ wily1~test1~ qt550%2B1_ BUILDING. txt.gz