[Analysis API] Add call resolution tests for KTIJ-23373

- The Java functions aren't recognized as candidates during the test
  (`FULL_JDK` isn't helping), so I've replicated the tests with local
  extension functions and confirmed that they uncover the same
  exception.

analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/components/callResolver/Fe10IdeNormalAnalysisSourceModuleResolveCandidatesTestGenerated.java

@@ -85,6 +85,18 @@ public class Fe10IdeNormalAnalysisSourceModuleResolveCandidatesTestGenerated ext
             runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/delegatedConstructor.kt");
         }
 
+        @Test
+        @TestMetadata("forEach.kt")
+        public void testForEach() throws Exception {
+            runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/forEach.kt");
+        }
+
+        @Test
+        @TestMetadata("groupBy.kt")
+        public void testGroupBy() throws Exception {
+            runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/groupBy.kt");
+        }
+
         @Test
         @TestMetadata("implicitInvoke.kt")
         public void testImplicitInvoke() throws Exception {

analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/callResolver/FirIdeNormalAnalysisSourceModuleResolveCandidatesTestGenerated.java

@@ -85,6 +85,18 @@ public class FirIdeNormalAnalysisSourceModuleResolveCandidatesTestGenerated exte
             runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/delegatedConstructor.kt");
         }
 
+        @Test
+        @TestMetadata("forEach.kt")
+        public void testForEach() throws Exception {
+            runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/forEach.kt");
+        }
+
+        @Test
+        @TestMetadata("groupBy.kt")
+        public void testGroupBy() throws Exception {
+            runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/groupBy.kt");
+        }
+
         @Test
         @TestMetadata("implicitInvoke.kt")
         public void testImplicitInvoke() throws Exception {

analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/callResolver/FirStandaloneNormalAnalysisSourceModuleResolveCandidatesTestGenerated.java

@@ -85,6 +85,18 @@ public class FirStandaloneNormalAnalysisSourceModuleResolveCandidatesTestGenerat
             runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/delegatedConstructor.kt");
         }
 
+        @Test
+        @TestMetadata("forEach.kt")
+        public void testForEach() throws Exception {
+            runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/forEach.kt");
+        }
+
+        @Test
+        @TestMetadata("groupBy.kt")
+        public void testGroupBy() throws Exception {
+            runTest("analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/groupBy.kt");
+        }
+
         @Test
         @TestMetadata("implicitInvoke.kt")
         public void testImplicitInvoke() throws Exception {

analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/forEach.descriptors.txt

@@ -0,0 +1,726 @@
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.Array<out ERROR_TYPE>
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.Array<out T>, action: kotlin.Function1<T, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<ERROR_TYPE, kotlin.Unit>
+            symbol = action: kotlin.Function1<T, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {
+      T -> (ERROR_TYPE)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<ERROR_TYPE, kotlin.Unit>
+        symbol = action: kotlin.Function1<T, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.BooleanArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.BooleanArray, action: kotlin.Function1<kotlin.Boolean, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Boolean, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Boolean, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Boolean, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Boolean, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.ByteArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.ByteArray, action: kotlin.Function1<kotlin.Byte, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Byte, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Byte, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Byte, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Byte, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.CharArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.CharArray, action: kotlin.Function1<kotlin.Char, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Char, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Char, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Char, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Char, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.CharSequence
+        returnType = kotlin.Unit
+        symbol = kotlin/text/forEach(<extension receiver>: kotlin.CharSequence, action: kotlin.Function1<kotlin.Char, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Char, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Char, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/text/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Char, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Char, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.DoubleArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.DoubleArray, action: kotlin.Function1<kotlin.Double, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Double, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Double, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Double, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Double, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.FloatArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.FloatArray, action: kotlin.Function1<kotlin.Float, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Float, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Float, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Float, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Float, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.IntArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.IntArray, action: kotlin.Function1<kotlin.Int, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Int, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Int, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.LongArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.LongArray, action: kotlin.Function1<kotlin.Long, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Long, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Long, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Long, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Long, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.ShortArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.ShortArray, action: kotlin.Function1<kotlin.Short, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Short, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Short, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Short, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Short, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.UByteArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.UByteArray, action: kotlin.Function1<kotlin.UByte, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.UByte, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.UByte, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.UByte, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.UByte, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.UIntArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.UIntArray, action: kotlin.Function1<kotlin.UInt, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.UInt, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.UInt, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.UInt, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.UInt, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.ULongArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.ULongArray, action: kotlin.Function1<kotlin.ULong, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.ULong, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.ULong, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.ULong, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.ULong, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.UShortArray
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.UShortArray, action: kotlin.Function1<kotlin.UShort, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.UShort, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.UShort, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.UShort, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.UShort, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtApplicableCallCandidateInfo:
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Iterable<kotlin.Int>
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.collections.Iterable<T>, action: kotlin.Function1<T, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+            symbol = action: kotlin.Function1<T, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {
+      T -> (kotlin.Int)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+        symbol = action: kotlin.Function1<T, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = true
+
+KtApplicableCallCandidateInfo:
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Iterable<kotlin.Int>
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.collections.Iterable<T>, action: kotlin.Function1<T, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+            symbol = action: kotlin.Function1<T, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {
+      T -> (kotlin.Int)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+        symbol = action: kotlin.Function1<T, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = true
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Iterator<ERROR_TYPE>
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.collections.Iterator<T>, operation: kotlin.Function1<T, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = operation
+            receiverType = null
+            returnType = kotlin.Function1<ERROR_TYPE, kotlin.Unit>
+            symbol = operation: kotlin.Function1<T, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {
+      T -> (ERROR_TYPE)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = operation
+        receiverType = null
+        returnType = kotlin.Function1<ERROR_TYPE, kotlin.Unit>
+        symbol = operation: kotlin.Function1<T, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtApplicableCallCandidateInfo:
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.List<kotlin.Int>
+        returnType = kotlin.Unit
+        symbol = /forEach(<extension receiver>: kotlin.collections.List<kotlin.Int>, action: kotlin.Function1<kotlin.Int, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Int, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = /forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Int, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Map<out ERROR_TYPE, ERROR_TYPE>
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.collections.Map<out K, V>, action: kotlin.Function1<kotlin.collections.Map.Entry<K, V>, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.collections.Map.Entry<ERROR_TYPE, ERROR_TYPE>, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.collections.Map.Entry<K, V>, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {
+      K -> (ERROR_TYPE),
+      V -> (ERROR_TYPE)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.collections.Map.Entry<ERROR_TYPE, ERROR_TYPE>, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.collections.Map.Entry<K, V>, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Map<out ERROR_TYPE, ERROR_TYPE>
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.collections.Map<out K, V>, action: kotlin.Function1<kotlin.collections.Map.Entry<K, V>, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.collections.Map.Entry<ERROR_TYPE, ERROR_TYPE>, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.collections.Map.Entry<K, V>, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {
+      K -> (ERROR_TYPE),
+      V -> (ERROR_TYPE)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.collections.Map.Entry<ERROR_TYPE, ERROR_TYPE>, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.collections.Map.Entry<K, V>, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<null: RECEIVER_TYPE_ERROR with forEach>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.sequences.Sequence<ERROR_TYPE>
+        returnType = kotlin.Unit
+        symbol = kotlin/sequences/forEach(<extension receiver>: kotlin.sequences.Sequence<T>, action: kotlin.Function1<T, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<ERROR_TYPE, kotlin.Unit>
+            symbol = action: kotlin.Function1<T, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/sequences/forEach
+    typeArgumentsMapping = {
+      T -> (ERROR_TYPE)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<ERROR_TYPE, kotlin.Unit>
+        symbol = action: kotlin.Function1<T, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false

analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/forEach.kt

@@ -0,0 +1,10 @@
+// See: KTIJ-23373
+// WITH_STDLIB
+
+fun List<Int>.forEach(action: (Int) -> Unit) {
+    for (e in this) action(e)
+}
+
+fun test() {
+    <expr>listOf(1, 2, 3).forEach { }</expr>
+}

analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/forEach.txt

@@ -0,0 +1,68 @@
+KtApplicableCallCandidateInfo:
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Iterable<kotlin.Int>
+        returnType = kotlin.Unit
+        symbol = kotlin/collections/forEach(<extension receiver>: kotlin.collections.Iterable<T>, action: kotlin.Function1<T, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+            symbol = action: kotlin.Function1<T, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/forEach
+    typeArgumentsMapping = {
+      T -> (kotlin.Int)
+    }
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+        symbol = action: kotlin.Function1<T, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = true
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<INAPPLICABLE_CANDIDATE: Inapplicable candidate(s): fun List<Int>.forEach(action: (Int) -> Unit): Unit>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = listOf(1, 2, 3)
+        isSafeNavigation = false
+        type = kotlin.collections.List<kotlin.Int>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.List<kotlin.Int>
+        returnType = kotlin.Unit
+        symbol = /forEach(<extension receiver>: kotlin.collections.List<kotlin.Int>, action: kotlin.Function1<kotlin.Int, kotlin.Unit>): kotlin.Unit
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = action
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+            symbol = action: kotlin.Function1<kotlin.Int, kotlin.Unit>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = /forEach
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { } -> (KtVariableLikeSignature:
+        name = action
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Int, kotlin.Unit>
+        symbol = action: kotlin.Function1<kotlin.Int, kotlin.Unit>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false

analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/groupBy.kt

@@ -0,0 +1,11 @@
+// See: KTIJ-21506
+// WITH_STDLIB
+
+fun <K> List<Pair<Int, Int>>.groupBy(
+    keySelector: (Pair<Int, Int>) -> K,
+    valueTransform: (Pair<Int, Int>) -> Int,
+): Map<K, List<Int>> = mapOf() // The result is irrelevant for the test.
+
+fun test(nums: IntArray) {
+    <expr>nums.withIndex().groupBy({ (_, value) -> value }) { (idx, _) -> idx }</expr>
+}

analysis/analysis-api/testData/components/callResolver/resolveCandidates/multipleCandidates/groupBy.txt

@@ -0,0 +1,129 @@
+KtApplicableCallCandidateInfo:
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = nums.withIndex()
+        isSafeNavigation = false
+        type = kotlin.collections.Iterable<kotlin.collections.IndexedValue<kotlin.Int>>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Iterable<kotlin.collections.IndexedValue<kotlin.Int>>
+        returnType = kotlin.collections.Map<kotlin.Int, kotlin.collections.List<kotlin.Int>>
+        symbol = kotlin/collections/groupBy(<extension receiver>: kotlin.collections.Iterable<T>, keySelector: kotlin.Function1<T, K>, valueTransform: kotlin.Function1<T, V>): kotlin.collections.Map<K, kotlin.collections.List<V>>
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = keySelector
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.collections.IndexedValue<kotlin.Int>, kotlin.Int>
+            symbol = keySelector: kotlin.Function1<T, K>
+            callableIdIfNonLocal = null,
+          KtVariableLikeSignature:
+            name = valueTransform
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.collections.IndexedValue<kotlin.Int>, kotlin.Int>
+            symbol = valueTransform: kotlin.Function1<T, V>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/groupBy
+    typeArgumentsMapping = {
+      T -> (kotlin.collections.IndexedValue<kotlin.Int>),
+      K -> (kotlin.Int),
+      V -> (kotlin.Int)
+    }
+    argumentMapping = {
+      { (_, value) -> value } -> (KtVariableLikeSignature:
+        name = keySelector
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.collections.IndexedValue<kotlin.Int>, kotlin.Int>
+        symbol = keySelector: kotlin.Function1<T, K>
+        callableIdIfNonLocal = null),
+      { (idx, _) -> idx } -> (KtVariableLikeSignature:
+        name = valueTransform
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.collections.IndexedValue<kotlin.Int>, kotlin.Int>
+        symbol = valueTransform: kotlin.Function1<T, V>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = true
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<TOO_MANY_ARGUMENTS: Too many arguments for public final inline fun <T, K> R|kotlin/collections/Iterable<T>|.kotlin/collections/groupBy(keySelector: R|(T) -> K|): R|kotlin/collections/Map<K, kotlin/collections/List<T>>|
+  >
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = nums.withIndex()
+        isSafeNavigation = false
+        type = kotlin.collections.Iterable<kotlin.collections.IndexedValue<kotlin.Int>>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.Iterable<kotlin.collections.IndexedValue<kotlin.Int>>
+        returnType = kotlin.collections.Map<kotlin.Int, kotlin.collections.List<kotlin.collections.IndexedValue<kotlin.Int>>>
+        symbol = kotlin/collections/groupBy(<extension receiver>: kotlin.collections.Iterable<T>, keySelector: kotlin.Function1<T, K>): kotlin.collections.Map<K, kotlin.collections.List<T>>
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = keySelector
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.collections.IndexedValue<kotlin.Int>, kotlin.Int>
+            symbol = keySelector: kotlin.Function1<T, K>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = kotlin/collections/groupBy
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { (_, value) -> value } -> (KtVariableLikeSignature:
+        name = keySelector
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.collections.IndexedValue<kotlin.Int>, kotlin.Int>
+        symbol = keySelector: kotlin.Function1<T, K>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false
+
+KtInapplicableCallCandidateInfo:
+  diagnostic = ERROR<INAPPLICABLE_CANDIDATE: Inapplicable candidate(s): fun <K> List<Pair<Int, Int>>.groupBy(keySelector: (Pair<Int, Int>) -> K, valueTransform: (Pair<Int, Int>) -> Int): Map<K, List<Int>>>
+  candidate = KtSimpleFunctionCall:
+    isImplicitInvoke = false
+    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
+      dispatchReceiver = null
+      extensionReceiver = KtExplicitReceiverValue:
+        expression = nums.withIndex()
+        isSafeNavigation = false
+        type = kotlin.collections.Iterable<kotlin.collections.IndexedValue<kotlin.Int>>
+      signature = KtFunctionLikeSignature:
+        receiverType = kotlin.collections.List<kotlin.Pair<kotlin.Int, kotlin.Int>>
+        returnType = kotlin.collections.Map<kotlin.collections.IndexedValue<kotlin.Int>, kotlin.collections.List<kotlin.Int>>
+        symbol = /groupBy(<extension receiver>: kotlin.collections.List<kotlin.Pair<kotlin.Int, kotlin.Int>>, keySelector: kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, K>, valueTransform: kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, kotlin.Int>): kotlin.collections.Map<K, kotlin.collections.List<kotlin.Int>>
+        valueParameters = [
+          KtVariableLikeSignature:
+            name = keySelector
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, kotlin.collections.IndexedValue<kotlin.Int>>
+            symbol = keySelector: kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, K>
+            callableIdIfNonLocal = null,
+          KtVariableLikeSignature:
+            name = valueTransform
+            receiverType = null
+            returnType = kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, kotlin.Int>
+            symbol = valueTransform: kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, kotlin.Int>
+            callableIdIfNonLocal = null
+        ]
+        callableIdIfNonLocal = /groupBy
+    typeArgumentsMapping = {}
+    argumentMapping = {
+      { (_, value) -> value } -> (KtVariableLikeSignature:
+        name = keySelector
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, kotlin.collections.IndexedValue<kotlin.Int>>
+        symbol = keySelector: kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, K>
+        callableIdIfNonLocal = null),
+      { (idx, _) -> idx } -> (KtVariableLikeSignature:
+        name = valueTransform
+        receiverType = null
+        returnType = kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, kotlin.Int>
+        symbol = valueTransform: kotlin.Function1<kotlin.Pair<kotlin.Int, kotlin.Int>, kotlin.Int>
+        callableIdIfNonLocal = null)
+    }
+  isInBestCandidates = false