Static build with qmake fails: generators are not found

g++ -Wl,-z,origin '-Wl,-rpath,$ORIGIN/../lib' -Wl,--require-defined=qbs_static_plugin_register_qbs_cpp_scanner -Wl,--require-defined=qbs_static_plugin_register_qbs_qt_scanner -Wl,--require-defined=qbs_static_plugin_register_clangcompilationdbgenerator -Wl,--require-defined=qbs_static_plugin_register_iarewgenerator -Wl,--require-defined=qbs_static_plugin_register_keiluvgenerator -Wl,--require-defined=qbs_static_plugin_register_makefilegenerator -Wl,--require-defined=qbs_static_plugin_register_visualstudiogenerator -Wl,-O1 -Wl,--gc-sections -o ../../../bin/qbs consolelogger.o coloredoutput.o commandlineparser.o commandpool.o commandlineoption.o commandlineoptionpool.o parsercommand.o main.o ctrlchandler.o application.o session.o sessionpacket.o sessionpacketreader.o stdinreader.o status.o consoleprogressobserver.o commandlinefrontend.o qbstool.o moc_application.o moc_sessionpacketreader.o moc_stdinreader.o moc_commandlinefrontend.o   -L/<<PKGBUILDDIR>>/src/app/qbs/../../../lib -lqbscore -L/<<PKGBUILDDIR>>/lib -lqbsscriptengine /usr/lib/libQt5Network.a /usr/lib/libQt5Xml.a -L/<<PKGBUILDDIR>>/src/plugins/../../lib/qbs/plugins -lqbs_cpp_scanner -lqbs_qt_scanner -lclangcompilationdbgenerator -liarewgenerator -lkeiluvgenerator -lmakefilegenerator -lvisualstudiogenerator /usr/lib/libQt5Core.a -lm /usr/lib/libqtpcre2.a /usr/lib/x86_64-linux-gnu/libdl.so -lpthread   
/usr/bin/ld: cannot find -lqbs_cpp_scanner
/usr/bin/ld: cannot find -lqbs_qt_scanner
/usr/bin/ld: cannot find -lclangcompilationdbgenerator
/usr/bin/ld: cannot find -liarewgenerator
/usr/bin/ld: cannot find -lkeiluvgenerator
/usr/bin/ld: cannot find -lmakefilegenerator
/usr/bin/ld: cannot find -lvisualstudiogenerator
collect2: error: ld returned 1 exit status

--- a/qbs/qbs.pro
+++ b/qbs/qbs.pro
@@ -35,7 +35,7 @@ src_app.subdir = src/app
 src_app.depends = corelib
 src_libexec.subdir = src/libexec
 src_plugins.subdir = src/plugins
-CONFIG(shared, static|shared) {
+CONFIG(static, static|shared) {
     src_plugins.depends = corelib
     src_app.depends += src_plugins
 }