gistfile1.txt

Removing old runtimes
Removing old runtime: Mono.Android.DebugRuntime [1556497608]..
Restoring NuGet packages...
To prevent NuGet from restoring packages during build, open the Visual Studio Options dialog, click on the NuGet Package Manager node and uncheck 'Allow NuGet to download missing packages during build.'
Running restore with 4 concurrent jobs.
Reading project file C:\Users\peter\source\repos\App13\App13\App13.csproj.
The restore inputs for 'App13' have not changed. No further actions are required to complete the restore.
Committing restore...
Assets file has not changed. Skipping assets file writing. Path: C:\Users\peter\source\repos\App13\App13\obj\project.assets.json
No-Op restore. The cache will not be updated. Path: C:\Users\peter\source\repos\App13\App13\obj\App13.csproj.nuget.cache
Restore completed in 5.92 ms for C:\Users\peter\source\repos\App13\App13\App13.csproj.
1>------ Build started: Project: App13, Configuration: Debug Any CPU ------
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========
========== Deploy: 0 succeeded, 0 failed, 0 skipped ==========
Removing old runtime: Mono.Android.Platform.ApiLevel_28 [1561061948]..
Installing shared runtime
Target device is arm64-v8a.
Installing the Mono shared runtime (debug - 1556825486)...
Creating C:\Users\peter\AppData\Local\Xamarin.Android\Cache\Mono.Android.Platform.ApiLevel_28.apk
Creating C:\Users\peter\AppData\Local\Xamarin.Android\Cache\Mono.Android.Platform.ApiLevel_28.apk
Copying platform assemblies...
Copying platform assemblies...
Copying file: C:\Program Files (x86)\Microsoft Visual Studio\2019\Stable\Common7\IDE\ReferenceAssemblies\Microsoft\Framework\MonoAndroid\v4.4\Mono.Android.Export.dll
Copying file: C:\Program Files (x86)\Microsoft Visual Studio\2019\Stable\Common7\IDE\ReferenceAssemblies\Microsoft\Framework\MonoAndroid\v4.4\OpenTK-1.0.dll
Copying file: C:\Program Files (x86)\Microsoft Visual Studio\2019\Stable\Common7\IDE\ReferenceAssemblies\Microsoft\Framework\MonoAndroid\v4.4\OpenTK.dll
Copying file: C:\Program Files (x86)\Microsoft Visual Studio\2019\Stable\Common7\IDE\ReferenceAssemblies\Microsoft\Framework\MonoAndroid\v9.0\Mono.Android.dll
Copying platform assemblies...
Creating: C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\AndroidManifest.xml
Creating: C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\unsigned.apk
Executing: C:\Program Files (x86)\Android\android-sdk\build-tools\28.0.3\aapt.exe package -f -0 .dll -0 .mdb -M "C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\AndroidManifest.xml" -I "C:\Program Files (x86)\Android\android-sdk\platforms\android-28\android.jar" -F "C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\unsigned.apk" -k "C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\r"
Aapt
C:\Program Files (x86)\Android\android-sdk\build-tools\28.0.3\aapt.exe exited with value: 0
Aapt
Creating: C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\unaligned.jar
Executing: C:\Program Files\Android\jdk\microsoft_dist_openjdk_1.8.0.25\bin\jarsigner.EXE -keystore "C:\Users\peter\AppData\Local\Xamarin\Mono for Android\debug.keystore" -storepass android -keypass android -digestalg SHA1 -sigalg md5withRSA -signedjar "C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\unaligned.jar" "C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\unsigned.apk" androiddebugkey
jarsigner
jar signed.
Warning: 
The signer's certificate is self-signed.
The md5withRSA algorithm specified for the -sigalg option is considered a security risk.
No -tsa or -tsacert is provided and this jar is not timestamped. Without a timestamp, users may not be able to validate this jar after the signer certificate's expiration date (2048-10-23) or after any future revocation date.
C:\Program Files\Android\jdk\microsoft_dist_openjdk_1.8.0.25\bin\jarsigner.EXE exited with value: 0
jarsigner
Creating: C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\Mono.Android.Platform.ApiLevel_28.apk
Executing: C:\Program Files (x86)\Android\android-sdk\build-tools\28.0.3\zipalign.exe 4 "C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\unaligned.jar" "C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku\Mono.Android.Platform.ApiLevel_28.apk"
zipalign
C:\Program Files (x86)\Android\android-sdk\build-tools\28.0.3\zipalign.exe exited with value: 0
zipalign
Removing temporary directory: C:\Users\peter\AppData\Local\Temp\aw4ykaq1.eku
Creating C:\Users\peter\AppData\Local\Xamarin.Android\Cache\Mono.Android.Platform.ApiLevel_28.apk
Installing platform framework
Installing the API 28 platform framework..
Runtime checks completed