After install crosswalk its showing this Error 
ionic cordova build --release android
Running app-scripts build: --iscordovaserve --externalIpRequired --nobrowser
[21:34:35] build dev started ...
[21:34:35] clean started ...
[21:34:36] clean finished in 4 ms
[21:34:36] copy started ...
[21:34:36] transpile started ...
[21:34:37] transpile finished in 1.91 s
[21:34:37] preprocess started ...
[21:34:37] deeplinks started ...
[21:34:37] deeplinks finished in 15 ms
[21:34:37] preprocess finished in 18 ms
[21:34:37] webpack started ...
[21:34:38] copy finished in 2.07 s
[21:34:44] webpack finished in 6.84 s
[21:34:44] sass started ...
[21:34:45] sass finished in 745 ms
[21:34:45] postprocess started ...
[21:34:45] postprocess finished in 4 ms
[21:34:45] lint started ...
[21:34:45] build dev finished in 9.55 s
> cordova build android --release
| Running command [21:34:55] lint finished in 9.61 s
× Running command - failed!
[ERROR] Cordova encountered an error.
You may get more insight by running the Cordova command above directly.
[ERROR] An error occurred while running cordova build android --release (exit code 1):
(truncated) ... seBuild UP-TO-DATE
:CordovaLib:checkReleaseManifest
:CordovaLib:prepareReleaseDependencies
:CordovaLib:compileReleaseAidl
:CordovaLib:compileReleaseNdk UP-TO-DATE
:CordovaLib:copyReleaseLint UP-TO-DATE
:CordovaLib:mergeReleaseShaders
:CordovaLib:compileReleaseShaders
:CordovaLib:generateReleaseAssets
:CordovaLib:mergeReleaseAssets
:CordovaLib:mergeReleaseProguardFiles
:CordovaLib:packageReleaseRenderscript UP-TO-DATE
:CordovaLib:compileReleaseRenderscript
:CordovaLib:generateReleaseResValues
:CordovaLib:generateReleaseResources
:CordovaLib:packageReleaseResources
:CordovaLib:processReleaseManifest
:CordovaLib:generateReleaseBuildConfig
:CordovaLib:processReleaseResources
:CordovaLib:generateReleaseSources
:CordovaLib:incrementalReleaseJavaCompilationSafeguard
:CordovaLib:compileReleaseJavaWithJavac
:CordovaLib:compileReleaseJavaWithJavac - is not incremental (e.g. outputs have changed, no previous
execution, etc.).
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
:CordovaLib:processReleaseJavaRes UP-TO-DATE
:CordovaLib:transformResourcesWithMergeJavaResForRelease
:CordovaLib:transformClassesAndResourcesWithSyncLibJarsForRelease
:CordovaLib:mergeReleaseJniLibFolders
:CordovaLib:transformNative_libsWithMergeJniLibsForRelease
:CordovaLib:transformNative_libsWithSyncJniLibsForRelease
:CordovaLib:bundleRelease
:prepareComAndroidSupportSupportCompat2600Alpha1Library
:prepareComAndroidSupportSupportCoreUi2600Alpha1Library
:prepareComAndroidSupportSupportCoreUtils2600Alpha1Library
:prepareComAndroidSupportSupportFragment2600Alpha1Library
:prepareComAndroidSupportSupportMediaCompat2600Alpha1Library
:prepareComAndroidSupportSupportV42600Alpha1Library
:prepareComGoogleAndroidGmsPlayServicesAds1101Library
:prepareComGoogleAndroidGmsPlayServicesAdsLite1101Library
:prepareComGoogleAndroidGmsPlayServicesBase1101Library
:prepareComGoogleAndroidGmsPlayServicesBasement1101Library
:prepareComGoogleAndroidGmsPlayServicesClearcut1101Library
:prepareComGoogleAndroidGmsPlayServicesGass1101Library
:prepareComGoogleAndroidGmsPlayServicesSafetynet1101Library
:prepareComGoogleAndroidGmsPlayServicesTasks1101Library
:prepareOrgApacheCordovaCordovaLib623ReleaseLibrary
:prepareOrgXwalkXwalk_core_library23535894Library
:prepareArmv7ReleaseDependencies
:compileArmv7ReleaseAidl
:compileArmv7ReleaseRenderscript
:generateArmv7ReleaseBuildConfig
:mergeArmv7ReleaseShaders
:compileArmv7ReleaseShaders
:generateArmv7ReleaseAssets
:mergeArmv7ReleaseAssets
:createXwalkCommandLineFileArmv7Release
:generateArmv7ReleaseResValues
:generateArmv7ReleaseResources
:mergeArmv7ReleaseResources
Error: Failed to crunch file C:\Users\SAGAR\Desktop\mobile-apps\DhakaBusRoute\android
4\platforms\android\build\intermediates\exploded-aar\com.google.android.gms\play-services-base\11.0.1
\res\drawable-xxhdpi-v4\common_google_signin_btn_icon_light_normal_background.9.png
into C:\Users\SAGAR\Desktop\mobile-apps\DhakaBusRoute\android
4\platforms\android\build\intermediates\res\merged\armv7\release\drawable-xxhdpi-v4\common_google_sig
nin_btn_icon_light_normal_background.9.png
:mergeArmv7ReleaseResources FAILED
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':mergeArmv7ReleaseResources'.
> Error: Failed to crunch file C:\Users\SAGAR\Desktop\mobile-apps\DhakaBusRoute\android
4\platforms\android\build\intermediates\exploded-aar\com.google.android.gms\play-services-base\11.0.1
\res\drawable-xxhdpi-v4\common_google_signin_btn_icon_light_normal_background.9.png
into C:\Users\SAGAR\Desktop\mobile-apps\DhakaBusRoute\android
4\platforms\android\build\intermediates\res\merged\armv7\release\drawable-xxhdpi-v4\common_google_sig
nin_btn_icon_light_normal_background.9.png
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more
log output.
BUILD FAILED
Total time: 14.349 secs
Error: cmd: Command failed with exit code 1 Error output:
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':mergeArmv7ReleaseResources'.
> Error: Failed to crunch file C:\Users\SAGAR\Desktop\mobile-apps\DhakaBusRoute\android
4\platforms\android\build\intermediates\exploded-aar\com.google.android.gms\play-services-base\11.0.1
\res\drawable-xxhdpi-v4\common_google_signin_btn_icon_light_normal_background.9.png
into C:\Users\SAGAR\Desktop\mobile-apps\DhakaBusRoute\android
4\platforms\android\build\intermediates\res\merged\armv7\release\drawable-xxhdpi-v4\common_google_sig
nin_btn_icon_light_normal_background.9.png
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more
log output.