kotlinx.coroutines.channels.WaiterEB -> i68:
# {"id":"sourceFile","fileName":"BufferedChannel.kt"}
    kotlinx.coroutines.Waiter waiter -> a
      # {"id":"com.android.tools.r8.residualsignature","signature":"Lh68;"}
    1:6:void <init>(kotlinx.coroutines.Waiter):2994:2994 -> <init>
      # {"id":"com.android.tools.r8.residualsignature","signature":"(Lh68;)V"}
    1:22:java.lang.String toString():2995:2995 -> toString
