Parallel builds in Windows Mingw 8.1 and Android cause problems

agent:2020/01/14 08:14:14 build.go:220: c:\Utils\Android\android-ndk-r20/toolchains/llvm/prebuilt/windows-x86_64/bin/clang -target armv7a-linux-androideabi21 -fno-limit-debug-info -fPIC -fstack-protector-strong -DANDROID -O2 -mthumb -Oz -std=gnu11 -fvisibility=hidden -Wall -W -D_REENTRANT -fPIC -DQT_NO_LINKED_LIST -DQT_NO_JAVA_STYLE_ITERATORS -DLIBS_SUFFIX=\"_armeabi-v7a.so\" -DQT_NO_USING_NAMESPACE -DQT_NO_FOREACH -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_BUILD_CORE_LIB -DQT_BUILDING_QT -DQT_NO_CAST_TO_ASCII -DQT_ASCII_CAST_WARNINGS -DQT_MOC_COMPAT -DQT_USE_QSTRINGBUILDER -DQT_DEPRECATED_WARNINGS -DQT_DISABLE_DEPRECATED_BEFORE=0x050000 -DQT_DEPRECATED_WARNINGS_SINCE=0x060000 -DQT_NO_DEBUG -DPCRE2_CODE_UNIT_WIDTH=16 -I. -Iglobal -I..\3rdparty\md5 -I..\3rdparty\md4 -I..\3rdparty\sha3 -I..\3rdparty -I..\3rdparty\double-conversion\include -I..\3rdparty\harfbuzz\src -I..\3rdparty\forkfd -I..\3rdparty\tinycbor\src -I.rcc -I..\..\include -I..\..\include\QtCore -I..\..\include\QtCore\5.15.0 -I..\..\include\QtCore\5.15.0\QtCore -I.moc\armeabi-v7a -I.tracegen\armeabi-v7a -I..\3rdparty\pcre2\src -Ic:\utils\openssl-android-master\include -I..\..\mkspecs\android-clang -x c-header -c global\qt_pch.h -o .pch\armeabi-v7a\Qt5Core_armeabi-v7a.pch\c.pch
agent:2020/01/14 08:14:14 build.go:220: The process cannot access the file because it is being used by another process.
agent:2020/01/14 08:14:14 build.go:220: Mingw32-make[3]: *** [Makefile.X86_64:1775: .rcc\qmimeprovider_database.cpp] Error 1
agent:2020/01/14 08:14:14 build.go:220: cmd /c C:\Users\qt\work\qt\qtbase\src\corelib\mimetypes\mime\generate.bat mimetypes\mime\packages\freedesktop.org.xml > .rcc\qmimeprovider_database.cpp
agent:2020/01/14 08:14:14 build.go:220: Mingw32-make[3]: *** Waiting for unfinished jobs....
agent:2020/01/14 08:14:14 build.go:220: The process cannot access the file because it is being used by another process.
agent:2020/01/14 08:14:14 build.go:220: Mingw32-make[3]: *** [Makefile.X86:1775: .rcc\qmimeprovider_database.cpp] Error 1
agent:2020/01/14 08:14:14 build.go:220: c:\Utils\Android\android-ndk-r20/toolchains/llvm/prebuilt/windows-x86_64/bin/clang -c -Xclang -include-pch -Xclang .pch\arm64-v8a\Qt5Core_arm64-v8a.pch\c.pch -target aarch64-linux-android21 -fno-limit-debug-info -fPIC -fstack-protector-strong -DANDROID -O2 -Oz -std=gnu11 -fvisibility=hidden -Wall -W -D_REENTRANT -fPIC -DQT_NO_LINKED_LIST -DQT_NO_JAVA_STYLE_ITERATORS -DLIBS_SUFFIX=\"_arm64-v8a.so\" -DQT_NO_USING_NAMESPACE -DQT_NO_FOREACH -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_BUILD_CORE_LIB -DQT_BUILDING_QT -DQT_NO_CAST_TO_ASCII -DQT_ASCII_CAST_WARNINGS -DQT_MOC_COMPAT -DQT_USE_QSTRINGBUILDER -DQT_DEPRECATED_WARNINGS -DQT_DISABLE_DEPRECATED_BEFORE=0x050000 -DQT_DEPRECATED_WARNINGS_SINCE=0x060000 -DQT_NO_DEBUG -DPCRE2_CODE_UNIT_WIDTH=16 -I. -Iglobal -I..\3rdparty\md5 -I..\3rdparty\md4 -I..\3rdparty\sha3 -I..\3rdparty -I..\3rdparty\double-conversion\include -I..\3rdparty\harfbuzz\src -I..\3rdparty\forkfd -I..\3rdparty\tinycbor\src -I.rcc -I..\..\include -I..\..\include\QtCore -I..\..\include\QtCore\5.15.0 -I..\..\include\QtCore\5.15.0\QtCore -I.moc\arm64-v8a -I.tracegen\arm64-v8a -I..\3rdparty\pcre2\src -Ic:\utils\openssl-android-master\include -I..\..\mkspecs\android-clang -o .obj\arm64-v8a\harfbuzz-buffer.obj ..\3rdparty\harfbuzz\src\harfbuzz-buffer.c
agent:2020/01/14 08:14:14 build.go:220: Mingw32-make[3]: *** Waiting for unfinished jobs....
agent:2020/01/14 08:14:14 build.go:220: cmd /c C:\Users\qt\work\qt\qtbase\src\corelib\mimetypes\mime\generate.bat mimetypes\mime\packages\freedesktop.org.xml > .rcc\qmimeprovider_database.cpp
agent:2020/01/14 08:14:14 build.go:220: c:\Utils\Android\android-ndk-r20/toolchains/llvm/prebuilt/windows-x86_64/bin/clang -c -Xclang -include-pch -Xclang .pch\arm64-v8a\Qt5Core_arm64-v8a.pch\c.pch -target aarch64-linux-android21 -fno-limit-debug-info -fPIC -fstack-protector-strong -DANDROID -O2 -Oz -std=gnu11 -fvisibility=hidden -Wall -W -D_REENTRANT -fPIC -DQT_NO_LINKED_LIST -DQT_NO_JAVA_STYLE_ITERATORS -DLIBS_SUFFIX=\"_arm64-v8a.so\" -DQT_NO_USING_NAMESPACE -DQT_NO_FOREACH -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_BUILD_CORE_LIB -DQT_BUILDING_QT -DQT_NO_CAST_TO_ASCII -DQT_ASCII_CAST_WARNINGS -DQT_MOC_COMPAT -DQT_USE_QSTRINGBUILDER -DQT_DEPRECATED_WARNINGS -DQT_DISABLE_DEPRECATED_BEFORE=0x050000 -DQT_DEPRECATED_WARNINGS_SINCE=0x060000 -DQT_NO_DEBUG -DPCRE2_CODE_UNIT_WIDTH=16 -I. -Iglobal -I..\3rdparty\md5 -I..\3rdparty\md4 -I..\3rdparty\sha3 -I..\3rdparty -I..\3rdparty\double-conversion\include -I..\3rdparty\harfbuzz\src -I..\3rdparty\forkfd -I..\3rdparty\tinycbor\src -I.rcc -I..\..\include -I..\..\include\QtCore -I..\..\include\QtCore\5.15.0 -I..\..\include\QtCore\5.15.0\QtCore -I.moc\arm64-v8a -I.tracegen\arm64-v8a -I..\3rdparty\pcre2\src -Ic:\utils\openssl-android-master\include -I..\..\mkspecs\android-clang -o .obj\arm64-v8a\harfbuzz-gdef.obj ..\3rdparty\harfbuzz\src\harfbuzz-gdef.c
agent:2020/01/14 08:14:14 build.go:220: The process cannot access the file because it is being used by another process.
agent:2020/01/14 08:14:14 build.go:220: Mingw32-make[3]: *** [Makefile.Armeabi-v7a:1775: .rcc\qmimeprovider_database.cpp] Error 1
agent:2020/01/14 08:14:14 build.go:220: Mingw32-make[3]: *** Waiting for unfinished jobs....