How can I get project for Eclipse from Unity3D?

In Build Settings I pick "Google Android Project". Then I open eclipse and create Android project from existing code. I launch it and get exception. LogCat says:

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01-31 16:37:41.482: E/AndroidRuntime(519): FATAL EXCEPTION: main

01-31 16:37:41.482: E/AndroidRuntime(519): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.unity3d.JavaPlugin/com.unity3d.JavaPlugin.UnityPlayerNativeActivity}: java.lang.IllegalArgumentException:

Unable to find native library: main

01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)

01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663) 01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.ActivityThread.access$1500(ActivityThread.java:117)

01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)

01-31 16:37:41.482: E/AndroidRuntime(519): at android.os.Handler.dispatchMessage(Handler.java:99)

01-31 16:37:41.482: E/AndroidRuntime(519): at android.os.Looper.loop(Looper.java:123)

01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.ActivityThread.main(ActivityThread.java:3683)

01-31 16:37:41.482: E/AndroidRuntime(519): at java.lang.reflect.Method.invokeNative(Native Method)

01-31 16:37:41.482: E/AndroidRuntime(519): at java.lang.reflect.Method.invoke(Method.java:507)

01-31 16:37:41.482: E/AndroidRuntime(519): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)

01-31 16:37:41.482: E/AndroidRuntime(519): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)

01-31 16:37:41.482: E/AndroidRuntime(519): at dalvik.system.NativeStart.main(Native Method)

01-31 16:37:41.482: E/AndroidRuntime(519): Caused by: java.lang.IllegalArgumentException: Unable to find native library: main

01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.NativeActivity.onCreate(NativeActivity.java:187)

01-31 16:37:41.482: E/AndroidRuntime(519): at com.unity3d.JavaPlugin.UnityPlayerNativeActivity.onCreate(UnityPlayerNativeActivity.java:22)

01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)

01-31 16:37:41.482: E/AndroidRuntime(519): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1611)

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What did I do wrong?