Cannot build Qt Quick application for Android with self-built MinGW Qt for Android

@echo off
cd C:\dev
set buildDir=C:\dev\qt5.12-android-d

if exist "%buildDir%" (
    rmdir /s /q %buildDir% || echo "Couldn't remove %buildDir%" && exit /b
)
mkdir %buildDir% || echo "Couldn't create %buildDir%" && exit /b
cd %buildDir% || echo "Couldn't cd to %buildDir%" && exit /b

set PATH=%PATH%;C:\dev\qt-unified\Tools\mingw730_64\bin
call C:\dev\qt5.12\configure -xplatform android-clang -debug -developer-build -opensource -confirm-license -nomake tests -nomake examples -android-ndk C:\dev\Android\android-ndk-r19b-windows-x86_64 -android-sdk C:\dev\Android\SDKs -android-ndk-host windows-x86_64 -android-toolchain-version 4.9 -android-ndk-platform android-23
REM call C:\dev\qt-unified\Tools\QtCreator\bin\jom.exe
call mingw32-make

Error: Could not find or load main class org.gradle.wrapper.GradleWrapperMain
Stripping libraries to minimize size.
Updating Android package files with project settings.
  -- res/values/libs.xml
  -- AndroidManifest.xml 
Pregenerating entry list for assets file engine.
Building the android package failed!
12:40:13: The process "C:\dev\qt5.12-android-d\qtbase\bin\androiddeployqt.exe" exited with code 14.
Error while building/deploying project untitled8 (kit: qt5.12-mingw-android-d)
When executing step "Build Android APK"
12:40:13: Elapsed time: 00:10.

Name:
Qt 5.12.2 (qt5.12-mingw-android-d)
ABI:
arm-linux-android-elf-32bit
Source:
C:\dev\qt5.12\qtbase
mkspec:
android-clang
qmake:
C:\dev\qt5.12-android-d\qtbase\bin\qmake.exe
Default:
debug
Version:
5.12.2
QMAKE_SPEC
win32-g++
QMAKE_VERSION
3.1
QMAKE_XSPEC
android-clang
QT_HOST_BINS
C:\dev\qt5.12-android-d\qtbase\bin
QT_HOST_DATA
C:\dev\qt5.12-android-d\qtbase
QT_HOST_LIBS
C:\dev\qt5.12-android-d\qtbase\lib
QT_HOST_PREFIX
C:\dev\qt5.12-android-d\qtbase
QT_INSTALL_ARCHDATA
C:\dev\qt5.12-android-d\qtbase
QT_INSTALL_BINS
C:\dev\qt5.12-android-d\qtbase\bin
QT_INSTALL_CONFIGURATION

QT_INSTALL_DATA
C:\dev\qt5.12-android-d\qtbase
QT_INSTALL_DEMOS
C:\dev\qt5.12-android-d\qtbase\examples
QT_INSTALL_DOCS
C:\dev\qt5.12-android-d\qtbase\doc
QT_INSTALL_EXAMPLES
C:\dev\qt5.12-android-d\qtbase\examples
QT_INSTALL_HEADERS
C:\dev\qt5.12-android-d\qtbase\include
QT_INSTALL_IMPORTS
C:\dev\qt5.12-android-d\qtbase\imports
QT_INSTALL_LIBEXECS
C:\dev\qt5.12-android-d\qtbase\bin
QT_INSTALL_LIBS
C:\dev\qt5.12-android-d\qtbase\lib
QT_INSTALL_PLUGINS
C:\dev\qt5.12-android-d\qtbase\plugins
QT_INSTALL_PREFIX
C:\dev\qt5.12-android-d\qtbase
QT_INSTALL_QML
C:\dev\qt5.12-android-d\qtbase\qml
QT_INSTALL_TESTS
C:\dev\qt5.12-android-d\qtbase\tests
QT_INSTALL_TRANSLATIONS
C:\dev\qt5.12-android-d\qtbase\translations
QT_SYSROOT

QT_VERSION
5.12.2

Qt Creator 4.8.1
Based on Qt 5.12.0 (MSVC 2015, 32 bit)
Built on Jan 15 2019 22:17:12
From revision e8df914ef2

java version "1.8.0_201"
Java(TM) SE Runtime Environment (build 1.8.0_201-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09, mixed mode)