KtArrayAccessExpression(128,134): 'm["a"]'
  KaCallResolutionSuccess:
    call = KaSimpleFunctionCall:
      contextArgumentMapping = {}
      contextArguments = []
      dispatchReceiver = KaExplicitReceiverValue:
        expression = m
        isSafeNavigation = false
        type = MyMap<kotlin.String, kotlin.Int>
      extensionReceiver = null
      signature = KaFunctionSignature:
        receiverType = null
        returnType = kotlin.Int
        symbol = /MyMap.get(<dispatch receiver>: MyMap<K, V>, k: K): V
        valueParameters = [
          KaVariableSignature:
            name = k
            receiverType = null
            returnType = kotlin.String
            symbol = k: K
            contextParameters = []
            callableId = null
        ]
        contextParameters = []
        callableId = /MyMap.get
      typeArgumentsMapping = {}
      valueArgumentMapping = {
        "a" -> (KaVariableSignature:
          name = k
          receiverType = null
          returnType = kotlin.String
          symbol = k: K
          contextParameters = []
          callableId = null)
      }