[DEBUG]:   	Download https://jcenter.bintray.com/com/sun/xml/fastinfoset/FastInfoset/1.2.13/FastInfoset-1.2.13.jar
[DEBUG]:   	Download https://jcenter.bintray.com/com/sun/istack/istack-commons-runtime/2.21/istack-commons-runtime-2.21.jar
[DEBUG]:   	Download https://jcenter.bintray.com/org/glassfish/jaxb/txw2/2.2.11/txw2-2.2.11.jar
[DEBUG]:   	Download https://dl.google.com/dl/android/maven2/com/android/tools/lint/lint-gradle-api/26.1.4/lint-gradle-api-26.1.4.jar2.2.11.jar > 927 KB/1007 KB downloaded
[DEBUG]:   	
[DEBUG]:   	FAILURE: Build failed with an exception.
[DEBUG]:   	
[DEBUG]:   	* Where:
[DEBUG]:   	Build file '/home/user/wspace/electrum/.buildozer/android/platform/build/dists/Electrum/build.gradle' line: 30LE
[DEBUG]:   	
[DEBUG]:   	* What went wrong:
[DEBUG]:   	A problem occurred evaluating root project 'Electrum'.
[DEBUG]:   	> Could not find method versionCode() for arguments [7213030600] on DefaultConfig_Decorated{name=main, dimension=null, minSdkVersion=DefaultApiVersion{mApiLevel=21, mCodename='null'}, targetSdkVersion=DefaultApiVersion{mApiLevel=28, mCodename='null'}, renderscriptTargetApi=null, renderscriptSupportModeEnabled=null, renderscriptSupportModeBlasEnabled=null, renderscriptNdkModeEnabled=null, versionCode=null, versionName=null, applicationId=null, testApplicationId=null, testInstrumentationRunner=null, testInstrumentationRunnerArguments={}, testHandleProfiling=null, testFunctionalTest=null, signingConfig=null, resConfig=null, mBuildConfigFields={}, mResValues={}, mProguardFiles=[], mConsumerProguardFiles=[], mManifestPlaceholders={}, mWearAppUnbundled=null} of type com.android.build.gradle.internal.dsl.DefaultConfig.
[DEBUG]:   	
[DEBUG]:   	* Try:
[DEBUG]:   	Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
[DEBUG]:   	
[DEBUG]:   	* Get more help at https://help.gradle.org
[DEBUG]:   	
[DEBUG]:   	BUILD FAILED in 44s

Exception in thread background thread for pid 6317:
Traceback (most recent call last):
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 864, in run
    self._target(*self._args, **self._kwargs)
  File "/home/user/.local/lib/python3.6/site-packages/sh.py", line 1540, in wrap
    fn(*args, **kwargs)
  File "/home/user/.local/lib/python3.6/site-packages/sh.py", line 2459, in background_thread
    handle_exit_code(exit_code)
  File "/home/user/.local/lib/python3.6/site-packages/sh.py", line 2157, in fn
    return self.command.handle_command_exit_code(exit_code)
  File "/home/user/.local/lib/python3.6/site-packages/sh.py", line 815, in handle_command_exit_code
    raise exc
sh.ErrorReturnCode_1: 

  RAN: /home/user/wspace/electrum/.buildozer/android/platform/build/dists/Electrum/gradlew assembleDebug