I am new to jenkins. i am trying to build a sample espresso test with jenkins emulator. Below is the error of my jenkins. Please help. Thanks!
Click Here for my picture of Android Emulator Configuration:

Invoke Gradle Script:

[android] Starting Android emulator
$ /home/jenkins-slave/tools/android-sdk/emulator/emulator -skin 480x800 -ports 5754,5755 -report-console tcp:5836,max=60 -prop persist.sys.language=en -prop persist.sys.country=US -avd hudson_en-US_240_WVGA_android-6_mySuffix
/home/jenkins-slave/tools/android-sdk/emulator/emulator: error while
loading shared libraries: libX11.so.6: cannot open shared object file: No such file or directory
[android] Emulator did not appear to start; giving up
[android] Stopping Android emulator
$ /home/jenkins-slave/tools/android-sdk/platform-tools/adb kill-server
Finished: NOT_BUILT