diff --git a/nj2k/src/org/jetbrains/kotlin/nj2k/conversions/ForConversion.kt b/nj2k/src/org/jetbrains/kotlin/nj2k/conversions/ForConversion.kt
index d8d1f4cee9a..dff74a08c25 100644
--- a/nj2k/src/org/jetbrains/kotlin/nj2k/conversions/ForConversion.kt
+++ b/nj2k/src/org/jetbrains/kotlin/nj2k/conversions/ForConversion.kt
@@ -10,7 +10,6 @@ import com.intellij.util.IncorrectOperationException
 import org.jetbrains.kotlin.j2k.ReferenceSearcher
 import org.jetbrains.kotlin.j2k.hasWriteAccesses
 import org.jetbrains.kotlin.lexer.KtTokens
-import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.nj2k.*
 import org.jetbrains.kotlin.nj2k.tree.*
 import org.jetbrains.kotlin.nj2k.tree.impl.*
@@ -172,15 +171,13 @@ class ForConversion(private val context: ConversionContext) : RecursiveApplicabl
             reversed -> downToExpression(
                 start,
                 convertBound(bound, if (inclusiveComparison) 0 else +1),
-                context,
-                psiContext
+                context
             )
             bound !is JKKtLiteralExpression && !inclusiveComparison ->
                 untilToExpression(
                     start,
                     convertBound(bound, 0),
-                    context,
-                    psiContext
+                    context
                 )
             else -> kotlinBinaryExpression(
                 start,
@@ -234,15 +231,17 @@ class ForConversion(private val context: ConversionContext) : RecursiveApplicabl
             ?: indicesByArrayLength(collectionSizeExpression)
             ?: return null
 
-        val psiContext = collectionSizeExpression.psi<PsiExpression>() ?: return null
         return if (reversed) {
-            val reversedSymbol = context.symbolProvider.provideDirectSymbol(
-                multiResolveFqName(ClassId.fromString("kotlin/collections/reversed"), psiContext).first()
-            ) as JKMethodSymbol
             JKQualifiedExpressionImpl(
                 indices,
                 JKKtQualifierImpl.DOT,
-                JKJavaMethodCallExpressionImpl(reversedSymbol, JKArgumentListImpl())
+                JKJavaMethodCallExpressionImpl(
+                    context.symbolProvider.provideByFqName(
+                        "kotlin/collections/reversed",
+                        multiResolve = true
+                    ),
+                    JKArgumentListImpl()
+                )
             )
         } else indices
     }
@@ -266,10 +265,12 @@ class ForConversion(private val context: ConversionContext) : RecursiveApplicabl
 
     private fun toIndicesCall(javaSizeCall: JKQualifiedExpression): JKQualifiedExpression? {
         val psiContext = javaSizeCall.psi ?: return null
-        val indiciesSymbol = context.symbolProvider.provideDirectSymbol(
-            multiResolveFqName(ClassId.fromString("kotlin/collections/indices"), psiContext).first()
-        ) as JKMultiversePropertySymbol
-        val selector = JKFieldAccessExpressionImpl(indiciesSymbol)
+        val selector = JKFieldAccessExpressionImpl(
+            context.symbolProvider.provideByFqName(
+                "kotlin/collections/indices",
+                multiResolve = true
+            )
+        )
         return JKQualifiedExpressionImpl(javaSizeCall::receiver.detached(), javaSizeCall.operator, selector)
     }
 
diff --git a/nj2k/src/org/jetbrains/kotlin/nj2k/expressions.kt b/nj2k/src/org/jetbrains/kotlin/nj2k/expressions.kt
index 80c144e46f4..5cfa3633ab0 100644
--- a/nj2k/src/org/jetbrains/kotlin/nj2k/expressions.kt
+++ b/nj2k/src/org/jetbrains/kotlin/nj2k/expressions.kt
@@ -6,15 +6,12 @@
 package org.jetbrains.kotlin.nj2k
 
 import com.intellij.psi.PsiClass
-import com.intellij.psi.PsiElement
 import com.intellij.psi.tree.TokenSet
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.j2k.ast.Nullability
 import org.jetbrains.kotlin.lexer.KtSingleValueToken
 import org.jetbrains.kotlin.lexer.KtTokens
-import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.nj2k.conversions.RecursiveApplicableConversionBase
-import org.jetbrains.kotlin.nj2k.conversions.multiResolveFqName
 import org.jetbrains.kotlin.nj2k.tree.*
 import org.jetbrains.kotlin.nj2k.tree.impl.*
 import org.jetbrains.kotlin.psi.KtNamedFunction
@@ -91,6 +88,9 @@ private fun JKKtOperatorToken.unaryExpressionMethodType(
     if (this == KtTokens.MINUS || this == KtTokens.PLUS) {
         return operandType!!
     }
+    if (this == KtTokens.EXCL) {
+        return operandType!!
+    }
     val classSymbol = operandType!!.classSymbol(symbolProvider)
     return when (classSymbol) {
         is JKMultiverseKtClassSymbol ->// todo look for extensions
@@ -220,29 +220,25 @@ fun kotlinPostfixExpression(
 fun untilToExpression(
     from: JKExpression,
     to: JKExpression,
-    conversionContext: ConversionContext,
-    psiContext: PsiElement
+    conversionContext: ConversionContext
 ): JKExpression =
     rangeExpression(
         from,
         to,
         "until",
-        conversionContext,
-        psiContext
+        conversionContext
     )
 
 fun downToExpression(
     from: JKExpression,
     to: JKExpression,
-    conversionContext: ConversionContext,
-    psiContext: PsiElement
+    conversionContext: ConversionContext
 ): JKExpression =
     rangeExpression(
         from,
         to,
         "downTo",
-        conversionContext,
-        psiContext
+        conversionContext
     )
 
 fun List<JKExpression>.toExpressionList() =
@@ -258,14 +254,17 @@ fun rangeExpression(
     from: JKExpression,
     to: JKExpression,
     operatorName: String,
-    conversionContext: ConversionContext,
-    psiContext: PsiElement
-): JKExpression {
-    val returnType = (conversionContext.symbolProvider.provideDirectSymbol(
-        multiResolveFqName(ClassId.fromString("kotlin/ranges/$operatorName"), psiContext).first()
-    ) as JKMethodSymbol).returnType
-    return JKBinaryExpressionImpl(from, to, JKKtOperatorImpl(JKKtWordOperatorToken(operatorName), returnType!!))
-}
+    conversionContext: ConversionContext
+): JKExpression =
+    JKBinaryExpressionImpl(
+        from,
+        to,
+        JKKtOperatorImpl(
+            JKKtWordOperatorToken(operatorName),
+            conversionContext.symbolProvider.provideByFqName<JKMethodSymbol>("kotlin.ranges.$operatorName").returnType!!
+        )
+    )
+
 
 fun blockStatement(vararg statements: JKStatement) =
     JKBlockStatementImpl(JKBlockImpl(statements.toList()))