Restored type is the same as the original one

KaFunctionType:
  abbreviation: null
  annotations: []
  classId: kotlin/Function2
  contextReceivers: []
  hasContextReceivers: false
  hasReceiver: true
  isReflectType: false
  isSuspend: false
  parameterTypes: [
    KaUsualClassType:
      abbreviation: null
      annotations: []
      classId: kotlin/String
      qualifiers: [
        KaResolvedClassTypeQualifier:
          name: String
          symbol: KaNamedClassSymbol(kotlin/String)
          typeArguments: []
      ]
      symbol: KaNamedClassSymbol(kotlin/String)
      typeArguments: []
      isMarkedNullable: false
      isNullable: false
      hasFlexibleNullability: false
  ]
  parameters: [
    KaBaseFunctionValueParameter [name: null, type: kotlin/String]
  ]
  qualifiers: [
    KaResolvedClassTypeQualifier:
      name: Function2
      symbol: KaNamedClassSymbol(kotlin/Function2)
      typeArguments: [
        KaUsualClassType:
          abbreviation: null
          annotations: []
          classId: kotlin/String
          qualifiers: [
            KaResolvedClassTypeQualifier:
              name: String
              symbol: KaNamedClassSymbol(kotlin/String)
              typeArguments: []
          ]
          symbol: KaNamedClassSymbol(kotlin/String)
          typeArguments: []
          isMarkedNullable: false
          isNullable: false
          hasFlexibleNullability: false
        KaUsualClassType:
          abbreviation: null
          annotations: []
          classId: kotlin/String
          qualifiers: [
            KaResolvedClassTypeQualifier:
              name: String
              symbol: KaNamedClassSymbol(kotlin/String)
              typeArguments: []
          ]
          symbol: KaNamedClassSymbol(kotlin/String)
          typeArguments: []
          isMarkedNullable: false
          isNullable: false
          hasFlexibleNullability: false
        KaUsualClassType:
          abbreviation: null
          annotations: []
          classId: kotlin/Int
          qualifiers: [
            KaResolvedClassTypeQualifier:
              name: Int
              symbol: KaNamedClassSymbol(kotlin/Int)
              typeArguments: []
          ]
          symbol: KaNamedClassSymbol(kotlin/Int)
          typeArguments: []
          isMarkedNullable: true
          isNullable: true
          hasFlexibleNullability: false
      ]
  ]
  receiverType: KaUsualClassType:
    abbreviation: null
    annotations: []
    classId: kotlin/String
    qualifiers: [
      KaResolvedClassTypeQualifier:
        name: String
        symbol: KaNamedClassSymbol(kotlin/String)
        typeArguments: []
    ]
    symbol: KaNamedClassSymbol(kotlin/String)
    typeArguments: []
    isMarkedNullable: false
    isNullable: false
    hasFlexibleNullability: false
  returnType: KaUsualClassType:
    abbreviation: null
    annotations: []
    classId: kotlin/Int
    qualifiers: [
      KaResolvedClassTypeQualifier:
        name: Int
        symbol: KaNamedClassSymbol(kotlin/Int)
        typeArguments: []
    ]
    symbol: KaNamedClassSymbol(kotlin/Int)
    typeArguments: []
    isMarkedNullable: true
    isNullable: true
    hasFlexibleNullability: false
  symbol: KaNamedClassSymbol(kotlin/Function2)
  typeArguments: [
    KaUsualClassType:
      abbreviation: null
      annotations: []
      classId: kotlin/String
      qualifiers: [
        KaResolvedClassTypeQualifier:
          name: String
          symbol: KaNamedClassSymbol(kotlin/String)
          typeArguments: []
      ]
      symbol: KaNamedClassSymbol(kotlin/String)
      typeArguments: []
      isMarkedNullable: false
      isNullable: false
      hasFlexibleNullability: false
    KaUsualClassType:
      abbreviation: null
      annotations: []
      classId: kotlin/String
      qualifiers: [
        KaResolvedClassTypeQualifier:
          name: String
          symbol: KaNamedClassSymbol(kotlin/String)
          typeArguments: []
      ]
      symbol: KaNamedClassSymbol(kotlin/String)
      typeArguments: []
      isMarkedNullable: false
      isNullable: false
      hasFlexibleNullability: false
    KaUsualClassType:
      abbreviation: null
      annotations: []
      classId: kotlin/Int
      qualifiers: [
        KaResolvedClassTypeQualifier:
          name: Int
          symbol: KaNamedClassSymbol(kotlin/Int)
          typeArguments: []
      ]
      symbol: KaNamedClassSymbol(kotlin/Int)
      typeArguments: []
      isMarkedNullable: true
      isNullable: true
      hasFlexibleNullability: false
  ]
  isMarkedNullable: false
  isNullable: false
  hasFlexibleNullability: false